A standard HDMI cable usually has a flat, slightly tapered Type A plug at both ends, with a metal shell and 19 contacts inside. Smaller Mini HDMI and Micro HDMI plugs exist for compact devices. The shape identifies the connector family, but it does not reveal cable bandwidth, certification category or supported video mode.
What a Standard HDMI Plug Looks Like
The common Type A HDMI plug is wider than a USB-C plug and has a tapered, trapezoid-like outline. It inserts in one orientation. Most HDMI cables used with televisions, game consoles, soundbars, streaming boxes and desktop displays have the same male Type A plug at both ends.
Look for the “HDMI” label beside the device port when available. Port location and orientation vary by product, so do not force a connector that only appears similar.
Standard, Mini and Micro HDMI
| Connector | Relative size | Common context |
|---|---|---|
| Type A HDMI | Standard | TVs, consoles, soundbars and monitors |
| Type C Mini HDMI | Smaller | Some cameras and compact devices |
| Type D Micro HDMI | Smallest common HDMI plug | Some action cameras and small devices |
A cable can have different HDMI connector sizes at each end, such as Mini HDMI to standard HDMI. Check the exact device port before buying.
The cable jacket may be round, flat, braided or molded, and connector shells can have different colors or finishes. Those cosmetic differences do not change the connector type. When identifying a loose cable, inspect both ends: a standard HDMI-to-HDMI cable has matching Type A plugs, while a camera cable may have a smaller HDMI plug at one end.
Connectors Commonly Confused With HDMI
- DisplayPort: often rectangular with one beveled corner and may include a latch.
- Mini DisplayPort: a small rectangular connector, not Mini HDMI.
- USB-C: oval, reversible and much smaller than standard HDMI.
- USB-A: a wider rectangular connector with a visible internal tongue.
A physical adapter does not guarantee signal conversion. For example, USB-C video output requires device support for an appropriate display path; HDMI and USB connectors alone do not establish direction or function.
Also distinguish an HDMI cable from an HDMI coupler or converter. A coupler has receptacles rather than cable plugs and joins two compatible cables. A converter contains electronics for a specific signal direction. Neither should be identified only from the connector visible on one side.
Appearance Does Not Reveal HDMI Performance
Two HDMI cables can look almost identical while belonging to different cable categories. Jacket thickness, gold-colored contacts and packaging terms do not prove 4K120, HDR, eARC or an official certification. Choose by the required video/audio mode and certified cable category in the HDMI cable buying guide.
For long installations, cable construction and complete installed length also matter. The HDMI cable length guide explains passive, active and optical choices.