The comparison index
Find an existing side-by-side reference—or start with the question you are trying to answer. Connector shape, technology capability and exact-device implementation stay separate; no comparison declares products interchangeable.
Computer-generated illustration with prior AI visual review. Not a photograph, measurement or compatibility check. Independent technical and rights review pending.
130 permanent comparisons
Grouped by the first named record’s family. A comparison may cross families or record types. Each pairing appears once; the topic collections provide overlapping paths.
10 permanent comparisons
2-way comparison Different record types
One is a connector. The other is a technology that uses it. Compare layers before numbers.
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2-way comparison Same record type
Compare explicit modes and product support. Neither title identifies an individual port’s performance.
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Which motherboard front-panel USB header form does the board and case cable specify? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Different record types
USB-C names the connector. USB 3.2 names data modes and nomenclature; a Type-C port does not prove a particular USB 3.2 mode.
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2-way comparison Different record types
USB-C is a physical connector; USB4 is a technology. Confirm the exact device and cable instead of assigning USB4 to every Type-C port.
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2-way comparison Different record types
Thunderbolt 4 uses the USB-C connector form, but a USB-C-shaped port is not automatically a Thunderbolt 4 port.
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2-way comparison Different record types
Connector shape and negotiated power are different layers. A USB-C port does not by itself establish a particular USB Power Delivery capability.
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2-way comparison Same record type
The taller SuperSpeed Type-B form is physically distinct from legacy Type-B. Compare the complete outline before choosing a cable.
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2-way comparison Same record type
Mini-B and Micro-B are different connector forms. Similar names do not make their plugs or receptacles interchangeable.
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2-way comparison Same record type
SuperSpeed Micro-B has a wider compound form. Identify the full receptacle shape rather than assuming every Micro-B cable fits every Micro-B-looking port.
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15 permanent comparisons
2-way comparison Same record type
Type-C Mini and Type-D Micro are distinct HDMI connector forms.
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The useful comparison is the implemented feature set of your devices, not the family maximum.
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Passive conversion needs DP++ at the source. Conversion class and direction both matter.
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3-way comparison Same record type
Compare cable bandwidth classes without assigning their capabilities to a source or display.
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3-way comparison Same record type
The analog/digital distinction comes before an adapter choice.
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Does the camera link require the SMPTE 304M connector family or the distinct opticalCON DUO SMPTE system? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the broadcast triax interface the LEMO 3T or 4A series? Both cited forms are 75-ohm triax, but series identity and exact mating components remain distinct.
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Is the documented interface a 75-ohm broadcast triax form or the 50-ohm LEMO 00 NIM-CAMAC form? Impedance and series identity are not interchangeable.
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2-way comparison Same record type
HDMI and DisplayPort are different connector families. Choose the physical form first, then verify the device capabilities and direction separately.
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2-way comparison Different record types
HDMI Type-A describes a connector form; HDMI 2.1 describes a technology family. The connector shape alone cannot establish the implemented HDMI feature set.
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2-way comparison Different record types
The full-size DisplayPort connector does not identify the implemented DisplayPort generation, link rate or optional features.
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3-way comparison Same record type
All three belong to HDMI but use different physical connector forms. Identify Type A, Type C or Type D before selecting the cable ends.
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2-way comparison Same record type
Full-size DisplayPort and Mini DisplayPort are different physical forms. Mini DisplayPort shape also appeared on Thunderbolt 1/2 products, so function still needs device evidence.
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Both are DVI-D forms, but their contact patterns differ. Inspect the complete pin field instead of relying on the DVI label alone.
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2-way comparison Same record type
DVI-D and DVI-I use related shells but have different contact arrangements. The analog-contact area is a key physical distinction.
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2-way comparison Same record type
Contact arrangement is a visual clue. Signal assignment still needs device documentation.
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Five contacts do not establish the connector family or signal.
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Pole count does not provide a wiring map or power approval.
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Contact count does not determine the device signal.
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What is the pole count and the equipment application? XLR shape alone does not establish signal or power.
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3-way comparison Same record type
Which pole count and equipment wiring does the loudspeaker system document?
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Does the compact Mini-XLR/Tini-QG form have three or four conductors? Conductor count does not establish the device wiring or signal role.
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Does the compact Mini-XLR/Tini-QG form have four or five conductors? Do not infer a pin assignment from count alone.
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Are you looking at the compact Mini-XLR/Tini-QG form or a full-size XLR connector? Matching three-pole counts do not make the shells interchangeable.
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2-way comparison Same record type
Standard TOSLINK and Mini-TOSLINK are different optical-audio connector forms. Mini-TOSLINK can resemble a 3.5 mm jack, so confirm optical support from device documentation.
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23 permanent comparisons
2-way comparison Same record type
Compare physical card forms; verify capacity, bus and speed class separately.
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3-way comparison Same record type
Capacity family and transport technology are different layers.
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External data cabling does not establish the device power arrangement.
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Similar names refer to different card families.
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Record the type letter and supported reader, not just the family name.
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A shared form factor does not establish device or firmware support.
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3-way comparison Same record type
Which physical SATA-family variant does the exact device specify?
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2-way comparison Same record type
Is the internal storage connector legacy Mini-SAS SFF-8087 or Mini-SAS HD SFF-8643? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Same record type
Is the external storage connector SFF-8088 or the higher-density SFF-8644 form? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Same record type
Which compact cabled storage/PCIe connector family is documented by the host and cable? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the host interface a card-edge slot or an MCIO/SFF-TA-1016 cabled interconnect family? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the documented SFF-TA-1002 variation 1C/56-contact or 2C/84-contact? Contact count distinguishes these forms but does not establish device protocol or host support.
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Is the documented variation 4C/140-contact or 4C+/168-contact? The family label alone is not enough to establish the exact connector or implementation.
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Is the slot/form the 36-position x1 or 64-position x4 mechanical variant? Mechanical width does not establish PCIe generation or active lanes.
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Is the card-edge form x8/98-position or x16/164-position? Mechanical form does not establish generation, lane wiring or platform support.
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Is the host using the older 52-position Mini PCIe/mSATA connector family or an M.2 keyed card-edge form? Similar internal-card roles do not make them physically or electrically interchangeable.
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2-way comparison Same record type
SATA data and SATA power are separate connectors with different roles and contact counts. Sharing the SATA name does not make them substitutes.
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Mini-SAS HD and SlimSAS are different internal high-density connector families. Match the named SFF form and system documentation, not the general SAS label.
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2-way comparison Same record type
Mini-SAS HD and OCuLink are different connector families used in high-speed internal links. Physical resemblance is not evidence of mating or protocol compatibility.
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2-way comparison Same record type
M.2 is a keyed module interface, not another name for the seven-pin SATA data connector. An M.2 module may use SATA, but its exact host support and physical connection still differ.
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Separate an M.2 module from a PCIe expansion-card edge. A named adapter can connect particular endpoints, but the physical shape does not establish drive protocol, host lanes or boot support.
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2-way comparison Same record type
PATA CompactFlash and PCIe/NVMe CFexpress are different card families; a CF reader label is incomplete.
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2-way comparison Same record type
SATA CFast is not PCIe/NVMe CFexpress. Check the full card and reader names before checking performance.
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6 permanent comparisons
2-way comparison Same record type
The center contact matters as well as the threaded outer shell.
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Is the center-contact convention standard N-Type or reverse-polarity N-Type? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the threaded TNC interface standard or reverse polarity? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Same record type
Which miniature snap-on coaxial family matches the documented component? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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3-way comparison Same record type
Which bayonet/coaxial interface family is actually documented for the equipment? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Same record type
BNC uses bayonet coupling while TNC uses threaded coupling. Connector family, impedance and application still need to be verified independently.
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4 permanent comparisons
2-way comparison Same record type
Identify the optical connector family; verify fiber and end-face polish independently.
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Identify exterior form only; no optical compatibility result.
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Does the fiber system specify opticalCON DUO or QUAD, and how many optical channels are documented? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Same record type
Distinguish the documented FC key/adapter arrangements from the ST bayonet example. A hybrid sleeve does not settle polish, fiber type or optical loss.
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1 permanent comparison
3-way comparison Same record type
Compare the end forms; document power and software support independently.
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6 permanent comparisons
2-way comparison Same record type
Compare the contact pattern and keying, not only a circular shell.
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2-way comparison Same record type
Find the exact documented interface before choosing a cable.
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3-way comparison Same record type
Which 2.54 mm two-row position count and keying does the exact header use? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Which Mini Delta Ribbon position count and series does the exact component specify? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the 68-contact legacy interface MDR or the narrower VHDCI family? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the full-size CHAMP/Centronics-style connector the 36-position or 50-position form? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2 permanent comparisons
3-way comparison Same record type
Positions, populated contacts and port role are separate observations.
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Identify the housing without inferring a network or telephone function.
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31 permanent comparisons
2-way comparison Same record type
Which IEC 60320 connector designation is documented for the appliance inlet and environment?
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Which appliance-inlet designation is actually present? Similar outlines do not erase the C14/C16 distinction.
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Is the item a plug or receptacle, and does the 5-20 form/T-slot cue apply?
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Is the cord-side IEC connector the grounded C5 form or the non-grounded C7 form? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Same record type
Does the equipment use the grounded C6 inlet or the non-grounded C8 inlet? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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2-way comparison Same record type
Which IEC 60320 cord-connector designation is documented for the equipment? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the documented locking plug configuration L5-20P or L6-20P? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Which exact S-coded position count does the documented M12 power interface require? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Is the documented four-position M12 power interface S-coded or T-coded? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Which keyed M12 power coding and position count does the exact equipment documentation specify? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Is the documented plug the non-grounding 1-15P configuration or grounded 5-15P? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Is the documented receptacle/connector the non-grounding 1-15R configuration or grounded 5-15R? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Does the equipment documentation specify NEMA 6-15P or 6-20P? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Does the equipment documentation specify NEMA 6-15R or 6-20R? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Is the exact grounding plug configuration NEMA 14-30P or 14-50P? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Is the exact grounding receptacle configuration NEMA 14-30R or 14-50R? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Is the documented 30 A-class plug the legacy non-grounding 10-30P form or grounding four-wire 14-30P form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Is the documented 30 A-class receptacle the legacy non-grounding 10-30R form or grounding four-wire 14-30R form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Is the documented 50 A-class plug the legacy non-grounding 10-50P form or grounding four-wire 14-50P form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Is the documented 50 A-class receptacle the legacy non-grounding 10-50R form or grounding four-wire 14-50R form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Is the documented 30 A-class plug the 125 V TT-30P RV form or the distinct 14-30P form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Is the documented 30 A-class receptacle the 125 V TT-30R RV form or the distinct 14-30R form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Does the exact equipment require the L14-20P or L14-30P locking configuration? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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Does the exact equipment require the L14-20R or L14-30R locking configuration? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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2-way comparison Same record type
Is the part the C1 cord connector or C2 appliance inlet? Use the exact component identity; this comparison is not wiring or installation guidance.
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Is the part the C9 cord connector or C10 appliance inlet? Pair identity does not establish the appliance rating or approved cord set.
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Is the cord connector C15 or the distinct C15A very-hot-condition form? Similar naming is not permission to substitute or modify a mains cord.
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Is the appliance inlet C16 or the distinct C16A very-hot-condition form? Similar naming is not an installation or substitution verdict.
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Is the cord connector C19 or C21? Both occur in the higher-current IEC 60320 family, but exact configuration and equipment requirements remain separate.
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Is the appliance inlet C20 or C22? Exact configuration, equipment rating and approved cord set must be resolved from equipment documentation.
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Is the part the C23 Class II connector or C24 inlet? This page supports naming/recognition only, not mains wiring or installation.
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3 permanent comparisons
2-way comparison Same record type
What does the PSU cable and motherboard/GPU manual call this connector? Pin count alone is not enough.
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3-way comparison Same record type
Is this the older 2x3/2x4 family or the separate 12+4-contact 12VHPWR form?
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3-way comparison Same record type
Which exact GPU auxiliary-power connector family does the PSU and device documentation require? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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3 permanent comparisons
3-way comparison Same record type
Which host cage and module family is documented? Form factor does not establish link capability.
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Which pluggable-I/O host form does the equipment documentation identify? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the pluggable host connector the 104-position CFP2 form or the 56-position CFP4 form? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Which M12 coding and position pattern is documented for the Ethernet port? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Which M8 coding is documented: A-coded signal/sensor or D-coded data? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Which M12 coding and intended domain does the equipment documentation specify? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the D-coded industrial Ethernet connector M8 or M12? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Which circular shell family and coding does the exact equipment specify? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Is the interface a ruggedized locking etherCON system or a conventional 8P8C modular port? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.
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Does the exact interface require D-coded, X-coded or Y-coded M12 rather than merely an M12 shell? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.
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3 permanent comparisons
2-way comparison Same record type
The fourth contact is normally PWM control on the documented fan type, but header modes differ. Verify the exact fan, board rating and fan-control mode; do not infer automatic speed regulation.
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Intel’s Thin Mini-ITX examples use different absent-key positions (9 versus 8); a different NUC audio implementation also has another pitch. Never force a 2×5 plug by silhouette.
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On MSI’s documented boards, JRGB is 12 V/4-pin and JRAINBOW is 5 V/3-pin. Connecting a 5 V strip to the 12 V header can cause hardware damage.
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Manufacturer nominal pitches differ (2.0 mm PH and 2.5 mm XH). Similar white housings are not interchangeable by eye; verify exact part-code pairs.
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SH is nominal 1.0 mm and friction-lock; GH is nominal 1.25 mm with a secure-lock design. Mating still depends on the exact housing and header.
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3 permanent comparisons
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Two manufacturer-named miniature RF families. Round snap appearance is not a mating approval. Check the exact manufacturer connector and cable assembly codes; do not trial-fit.
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I-PEX documents distinct height families (MHF I 2.5/3.0 mm maximum variants versus MHF 4 1.2 mm). MHF 4L has manufacturer-described MHF 4 mating; do not extend that to MHF I.
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3-way comparison Same record type
Different manufacturer families can share a miniature coax snap appearance. Part numbers and a documented plug–receptacle match govern selection, not how close they look.
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1 permanent comparison
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Apple distinguishes original L-style/T-style wired MagSafe from MagSafe 2. An Apple MagSafe-to-MagSafe-2 converter is documented in one direction; neither works with MagSafe 3.
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These existing selections focus on a specific confusion, not every possible pairing.
A different combination?
The existing comparison tool can place up to three field notes side by side. An ad-hoc comparison is not automatically promoted into a permanent page.
