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Codec: hev1.2.4.H153.B0

12.41% Encoder Support
266,780 of 2,150,356 sessions supported encoding
70.83% Decoder Support
1,486,639 of 2,098,810 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 5.1 (High Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 160 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,150,356 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.51% 4,447 / 868,156 0.0% 0 / 100,276 — 0.0% 0 / 650,899 0.0% 0 / 43,860
SafariSafari
 — 96.91% 46,818 / 48,313 97.75% 212,982 / 217,881 — —
EdgeEdge
 0.0% 0 / 144,202 0.07% 1 / 1,441 — 0.0% 0 / 4,122 0.0% 0 / 662
FirefoxFirefox
 0.0% 0 / 53,719 0.0% 0 / 7,361 — 0.0% 0 / 119 0.67% 40 / 5,992

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,810 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 82.37% 696,415 / 845,495 96.51% 93,231 / 96,598 — 52.43% 336,050 / 640,911 49.02% 20,876 / 42,584
SafariSafari
 — 96.94% 45,465 / 46,899 97.75% 207,514 / 212,293 — —
EdgeEdge
 56.87% 79,684 / 140,109 98.0% 1,373 / 1,401 — 79.0% 3,202 / 4,053 73.28% 480 / 655
FirefoxFirefox
 0.01% 7 / 51,856 0.8% 57 / 7,135 — 0.0% 0 / 110 1.84% 106 / 5,752