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Codec: hev1.1.6.L153.B0

77.02% Encoder Support
1,652,978 of 2,146,269 sessions supported encoding
86.7% Decoder Support
1,816,564 of 2,095,202 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main
Level 5.1 (Main Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 40 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,146,269 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 79.59% 689,940 / 866,889 96.1% 96,640 / 100,561 — 89.95% 583,455 / 648,660 46.26% 20,134 / 43,522
SafariSafari
 — 96.82% 46,450 / 47,976 97.76% 213,766 / 218,675 — —
EdgeEdge
 0.01% 14 / 143,587 0.14% 2 / 1,431 — 0.0% 0 / 4,122 0.0% 0 / 692
FirefoxFirefox
 0.01% 4 / 53,211 0.05% 4 / 7,495 — 0.0% 0 / 121 0.88% 52 / 5,930

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,095,202 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 85.22% 719,558 / 844,347 96.59% 93,538 / 96,843 — 99.25% 633,964 / 638,777 66.8% 28,252 / 42,293
SafariSafari
 — 96.87% 45,184 / 46,645 97.75% 208,244 / 213,027 — —
EdgeEdge
 56.98% 79,589 / 139,669 98.35% 1,368 / 1,391 — 99.85% 4,044 / 4,050 72.45% 497 / 686
FirefoxFirefox
 0.01% 6 / 51,432 0.72% 52 / 7,265 — 0.0% 0 / 111 1.81% 103 / 5,681