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MHL vs superMHL-Difference between MHL-1,MHL-2,MHL-3,superMHL

This page compares MHL-1 vs MHL-2 vs MHL-3 vs superMHL and mentions difference between MHL-1, MHL-2, MHL-3 and superMHL.

MHL stands for Mobile High Definition Link. This interface type is used to transport video and audio output from smartphone or mobile devide to the display devices. The display devices include HDTV, PC monitor, projectors, A/V receivers, Blu-Ray Disc™ Players etc.

Over MHL link, mobile or smartphone acts as source device and display acts as sink device. Moreover MHL provides power to the mobile device.

MHL is based on TMDS technology similar to HDMI and DVI interface types. Due to similar features, MHL to HDMI conversion and HDMI to MHL conversion is easy. There are adapters available to perform these conversions.
Refer HDMI basics for more information.

Super MHL, MHL-1, MHL-2, MHL-3

MHL-1

Following are the features of MHL-1:
• Supports Maximum Resolution of 1080p60 i.e. supports 1080 video at 60 frames per second.
• Supports upto 8 channel audio
• Supports MHL Control (RCP) single remote
• Supports power charging upto 2.5 Watt
• Supports content protection HDCP 1.4, HDCP is used as encryption protocol.

MHL-2

Following are the features of MHL-2:
• Supports Maximum Resolution of 1080p60
• Supports upto 8 channel audio
• Supports MHL Control (RCP) single remote
• Supports power charging upto 7.5 Watt
• Supports content protection HDCP 1.4

MHL-3

Following are the features of MHL-3:
• Supports Maximum Resolution of 4k30
• Supports upto 8 channel audio
• Supports blu-ray audio of types Dolby TrueHD, DTS-HD
• Supports MHL Control (RCP) single remote
• Supports power charging upto 10 Watt
• Supports content protection HDCP 2.2
• Supports upto 4 multiple displays

SuperMHL

Following are the features of SuperMHL:
• Maximum Resolution: 8K120 i.e. supports 8K video at 120 frames per second.
• Supports high dynamic range, BT.2020, Deep color (10 bits, 12 bits, 16 bits)
• Supports upto 8 channel audio
• Supports blu-ray audio of types Dolby TrueHD, DTS-HD
• Supports Dolby Atmos, DTS:X types
• Supports MHL Control (RCP) single remote
• Supports power charging upto 40 Watt
• Supports content protection HDCP 2.2
• Supports upto 8 multiple displays
• SuperMHL is backward compatible with previous MHL-1, MHL-2 and MHL-3 link types
• Various adapters are available for different connectors viz. USB Type-C, Micro-USB, HDMI Type-A and other proprietary connectors.

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