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: https://wicg.github.io/element-timing/ ↗
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 | 5.5%3/55 | 5.5%3/55 | 5.5%3/55 | 0.0%0/55 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| background-image-data-uri.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| background-image-multiple-elements.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| background-image-stretched.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| buffer-before-onload.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| buffered-flag.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| cross-origin-element.sub.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| cross-origin-iframe-element.sub.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| css-generated-text.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| disconnect-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| element-only-when-fully-active.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| first-letter-background.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| fixed-id-identifier.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| idlharness.window.html | 3/4 | 3/4 | 3/4 | 3/4 | 3/4 | NOT RUN |
| image-TAO.sub.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-carousel.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-clipped-svg.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-data-uri.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-not-added.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-not-fully-visible.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-rect-iframe.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-src-change.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-with-css-scale.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| image-with-rotation.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| images-repeated-resource.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| input-type-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| invisible-images.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| list-style-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| multiple-background-images.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| object.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-background-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-child-element.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-elementtiming.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-empty-attribute.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-multiple-images.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-shadow-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-shadow-text.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-svg-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-text.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| observe-video-poster.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| picture.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| progressively-loaded-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| pseudo-background-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| pseudo-content-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| pseudo-content-text.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| rectangular-image.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| retrievability.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| same-origin-redirects.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| scroll-to-text.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| supported-element-type.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| text-not-observed-when-changed.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| text-with-display-style.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |
| toJSON.html | PASS | FAIL | FAIL | FAIL | FAIL | NOT RUN |