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Codec: hev1.2.4.L153.B0

12.41% Encoder Support
266,556 of 2,147,541 sessions supported encoding
70.79% Decoder Support
1,483,953 of 2,096,188 sessions supported decoding

Codec Specifications

Codec Family HEVC (H.265)
Profile Main 10
Level 5.1 (Main Tier)
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 40 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,147,541 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.52% 4,495 / 866,906 0.0% 0 / 100,901 — 0.0% 0 / 649,377 0.0% 0 / 44,081
SafariSafari
 — 96.8% 46,261 / 47,790 97.72% 213,194 / 218,165 — —
EdgeEdge
 0.0% 0 / 143,367 0.0% 0 / 1,447 — 0.0% 0 / 4,321 0.0% 0 / 679
FirefoxFirefox
 0.0% 0 / 53,596 0.0% 0 / 7,316 — 0.0% 0 / 96 0.73% 44 / 6,019

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,188 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 82.31% 694,860 / 844,222 96.58% 93,875 / 97,200 — 52.36% 334,811 / 639,476 49.16% 21,080 / 42,882
SafariSafari
 — 96.85% 44,970 / 46,433 97.72% 207,577 / 212,414 — —
EdgeEdge
 56.77% 79,135 / 139,394 98.14% 1,371 / 1,397 — 79.86% 3,379 / 4,231 74.0% 501 / 677
FirefoxFirefox
 0.01% 3 / 51,802 0.72% 51 / 7,104 — 0.0% 0 / 90 2.0% 116 / 5,807