SunSpider is a JavaScript benchmark, probably one of the oldest ones around. We ran version 1.0.2, the latest and last version released.

For this benchmark, a lower number is better.

Chrome started off OK:

sunspider_chrome_october_2016

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Firefox did worse:

sunspider_firefox_october_2016

Edge destroyed them both, finishing in half the time:

sunspider_edge_october_2016

This is an old test, and interestingly all three browsers did worse than last year. But that’s not really a big deal — what’s notable is that Edge still won by a wide margin, and that Chrome passed Firefox for second.

sunspider_october_2016