USB Alternative
HDMI
HDMI is a digital audio and video interface for TVs, monitors, projectors, game consoles, and media devices, with broad support across modern AV hardware.
Overview · Comparison to USB · Use cases · Articles
Related: DisplayPort · Thunderbolt · DVI
HDMI overview
Review HDMI’s purpose, connector, audiovisual capabilities, common devices, USB-C relationship, and current role in display connectivity.
| Primary purpose | Digital video and audio |
|---|---|
| Common connector | HDMI Type A |
| General peripheral data | No general-purpose peripheral data bus |
| Display support | Yes |
| Audio support | Yes |
| Typical devices | TVs, monitors, projectors, game consoles, media players, and computers |
| Current status | Current audiovisual interface; HDMI 2.2 is the latest specification |
HDMI comparison to USB
Compare HDMI with USB for display output, general data, audio, power, adapters, and the role USB-C can play in connecting modern devices to HDMI displays.
| Factor | HDMI | USB |
|---|---|---|
| Primary role | Dedicated digital video and audio connection | General-purpose data, peripherals, charging, and supported display transport |
| Display connection | Native focus of the interface | Available on supported USB-C and USB4 implementations |
| General peripheral data | Not its main role | Core USB function |
| Power delivery | Not a general device-charging interface | USB-C can support substantial negotiated power delivery |
| USB-C relationship | Compatible devices can connect USB-C sources to HDMI displays through supported display modes or conversion hardware | USB-C can combine data, power, and display capabilities on one connector |
| Best fit | TVs, monitors, projectors, consoles, and AV equipment | General peripherals, storage, charging, docks, and multi-purpose device connections |
Sources: HDMI Alt Mode for USB Type-C and USB-IF USB4.
HDMI use cases
See where HDMI is usually the better fit, where USB-C can simplify the connection, and which modern option makes the most sense for common display workflows.
| Use case | Why HDMI fits | Better modern option |
|---|---|---|
| TVs and home entertainment | HDMI is widely used for televisions, consoles, receivers, and media players | HDMI remains the normal choice |
| Desktop monitors | Common direct connection on monitors and computers | DisplayPort or USB-C may be preferable for some PC setups |
| Projectors | Broad support across presentation and AV equipment | USB-C to HDMI is useful when the source device lacks HDMI |
| Phones and tablets | Works when the device supports compatible video output | USB-C display output with the appropriate cable or adapter |
| Single-cable docks | HDMI handles the display portion well | USB-C or Thunderbolt is usually better when data, charging, and display must share one cable |
Sources: HDMI Licensing Administrator specifications and HDMI Alt Mode for USB Type-C.
HDMI articles
Browse practical guides to USB and HDMI compatibility, adapters, video output, troubleshooting, and connecting phones or computers to displays.
USB-C to HDMI Not Working? Troubleshooting Adapter Issues
10 Best USB-to-HDMI Adapters for Monitors and TVs
15 Best USB-C to HDMI Adapters for External Monitors
Can USB Be Converted to HDMI? Adapter Compatibility Guide
Samsung USB-C to HDMI Not Working? Troubleshooting Fixes
