We will additional patches to disabled LT's a11y service on other test frameworks (e.g. raptor-browsertime). Sharing one of Kash's findings here: The a11y service and a11y mode reduce both Chrome and Fenix speedometer scores by `18% to 28%`, high confidence [Performance compare: Impact of Accessibility Mode on Speedometer 3, LambdaTest](https://perf.compare/compare-lando-results?baseLando=191561&newLando=191612&baseRepo=try&newRepo=try&framework=13&test_version=student-t)
Bug 2017264 Comment 16 Edit History
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We will need additional patches to disabled LT's a11y service on other test frameworks (e.g. raptor-browsertime). Sharing one of Kash's findings here: The a11y service and a11y mode reduce both Chrome and Fenix speedometer scores by `18% to 28%`, high confidence [Performance compare: Impact of Accessibility Mode on Speedometer 3, LambdaTest](https://perf.compare/compare-lando-results?baseLando=191561&newLando=191612&baseRepo=try&newRepo=try&framework=13&test_version=student-t)