# Looking at Firefox performance 57 vs 63

DevFeed: [Looking at Firefox performance 57 vs 63](<https://devfeed.tech/articles/looking-at-firefox-performance-57-vs-63-20260.md>)

Original publisher: [Read original article](<https://elvis314.wordpress.com/2018/09/12/looking-at-firefox-performance-57-vs-63/>)

Author: elvis314

Published: 2018-09-12T18:17:51Z

Content type: opinion

Language: en

Sources: [Mozilla Automation](<https://devfeed.tech/sources/mozilla-automation.md>)

Topics: [Firefox](<https://devfeed.tech/topics/firefox.md>), [browser](<https://devfeed.tech/topics/browser.md>), [Benchmark](<https://devfeed.tech/topics/benchmark.md>), [Hardware](<https://devfeed.tech/topics/hardware.md>), [Document Object Model (DOM)](<https://devfeed.tech/topics/dom.md>), [Monitoring](<https://devfeed.tech/topics/monitoring.md>), [Mozilla](<https://devfeed.tech/topics/mozilla.md>)

Tags: [benchmark](<https://devfeed.tech/tags/benchmark.md>), [browser](<https://devfeed.tech/tags/browser.md>), [firefox](<https://devfeed.tech/tags/firefox.md>), [general](<https://devfeed.tech/tags/general.md>), [hardware](<https://devfeed.tech/tags/hardware.md>), [monitoring](<https://devfeed.tech/tags/monitoring.md>), [mozilla](<https://devfeed.tech/tags/mozilla.md>), [performance](<https://devfeed.tech/tags/performance.md>), [quantum](<https://devfeed.tech/tags/quantum.md>), [testdev](<https://devfeed.tech/tags/testdev.md>)

## AI overview

This article reviews Firefox performance measurements from version 57, also known as Firefox Quantum, through version 63. It examines Speedometer, startup time, and page-load tests, noting that a hardware upgrade affected some results and that the tests showed no regressions overall, with modest improvements in several areas.

## Source excerpt

Last November we released Firefox v.57, otherwise known as Firefox Quantum. Quantum was in many ways a whole new browser with the focus on speed as compared to previous versions of Firefox. As I write about many topics on my ... Continue reading ->