WPT
This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.
wpt / css / compositing
Spec: Compositing ↗
Runs: Chrome 155.0.8039.0 (wpt@508cc6a62, 2026-09-03) | Firefox 157.0a1 (wpt@508cc6a62, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-56c61 (wpt@8fdda8ce4, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)
Sort areas: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | NO DATA | NO DATA | 90.1%210/233 | 92.7%216/233 | 87.6%204/233 | 67.0%156/233 |
| background-blending | NO DATA | NO DATA | 33.3%1/3 | 100.0%3/3 | 66.7%2/3 | 66.7%2/3 |
| isolation | NO DATA | NO DATA | 100.0%43/43 | 100.0%43/43 | 83.7%36/43 | 81.4%35/43 |
| mix-blend-mode | NO DATA | NO DATA | 81.2%52/64 | 84.4%54/64 | 89.1%57/64 | 34.4%22/64 |
| parsing | NO DATA | NO DATA | 100.0%86/86 | 100.0%86/86 | 100.0%86/86 | 100.0%86/86 |
| svg | NO DATA | NO DATA | 50.0%1/2 | 100.0%2/2 | 100.0%2/2 | 50.0%1/2 |