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.
Spec: CSS ↗
Runs: Chrome 155.0.8043.0 (wpt@21420d4c0, 2026-09-05) | Firefox 157.0a1 (wpt@9b965429d, 2026-09-05) | Safari 251 preview (wpt@c29bd2aee, 2026-09-05) | Ladybird 1.0-4912a (wpt@b09f5cdca, 2026-09-05) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
Sort areas: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 100.0%188/188 | 100.0%188/188 | 98.9%186/188 | 100.0%188/188 | 84.0%158/188 | 57.4%108/188 |
| animation | 100.0%134/134 | 100.0%134/134 | 100.0%134/134 | 100.0%134/134 | 77.6%104/134 | 77.6%104/134 |
| crashtests | 100.0%1/1 | 100.0%1/1 | 100.0%1/1 | 100.0%1/1 | 100.0%1/1 | 100.0%1/1 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| clip-001.xht | PASS | PASS | PASS | PASS | PASS | PASS |
| clip-004.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-005.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-006.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-007.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-008.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-016.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-017.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-018.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-019.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-020.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-028.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-029.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-030.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-031.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-032.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-040.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-041.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-042.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-043.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-044.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-052.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-053.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-054.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-055.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-056.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-064.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-065.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-066.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-067.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-068.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-076.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-077.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-078.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-079.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-080.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-088.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-089.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-090.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-091.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-092.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-097.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-098.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-099.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| clip-102.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| overflow-applies-to-001.xht | PASS | PASS | PASS | PASS | PASS | PASS |
| overflow-propagation-001a.html | PASS | PASS | PASS | PASS | PASS | FAIL |
| overflow-propagation-001b.html | PASS | PASS | PASS | PASS | PASS | FAIL |
| overflow-propagation-001c.html | PASS | PASS | PASS | PASS | PASS | FAIL |
| visibility-005.xht | PASS | PASS | PASS | PASS | PASS | FAIL |
| visibility-block-001.xht | PASS | PASS | PASS | PASS | PASS | PASS |
| visibility-descendants-002.html | PASS | PASS | FAIL | PASS | PASS | NOT RUN |
| visibility-descendants-003.html | PASS | PASS | FAIL | PASS | PASS | NOT RUN |