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Opera Denies Microsoft Edge Battery-Saving Claims (thestack.com)

An anonymous reader writes: According to the makers of the Opera browser, Microsoft's recent claim that its Windows 10 Edge browser is more power-efficient than Chrome are erroneous. Running its own tests with Opera, Edge and Chrome, the company finds that Opera runs 22% faster (with a battery life of 3hr 55m) than Edge (3hrs 12m). In Microsoft's own tests, Google's Chrome browser was the first to completely exhaust the battery, closely followed by Firefox and Opera. In May, Opera added a power-saving mode, but any advantage it can be verified to have in the energy-efficiency stakes may be more due to the native adblocking feature it introduced this year.

6 of 57 comments (clear)

  1. That's assuming your no1 metric is battery life by Rosco+P.+Coltrane · · Score: 3, Informative

    Me, I'd rather sacrifice some runtime so long as I don't use a Microsoft or a Google product.

    --
    "A door is what a dog is perpetually on the wrong side of" - Ogden Nash
  2. Ad blocking FTW by AmiMoJo · · Score: 3, Interesting

    Any test needs to include uBlock Origin or the equivalent. Even Edge supports it now, I read. Otherwise any test data will be corrupted by random advertising altering the content and wasting as much battery power as it can.

    Also, it's not clear that they even tried to match the laptop batteries. Maybe some where lower capacity than others, due to manufacturing variations and lifetime degradation.

    --
    const int one = 65536; (Silvermoon, Texture.cs)
    SJW, n: "Someone I don't like, and by the way I'm a fuckwit" - AC
  3. How many runs? by kenji.toyama · · Score: 2

    How do they run these experiments? I don't see any deviation in the measurements. It'd be nearly impossible for the thing to run exactly for 3h55m every time. It should probably be given as 3h55m +/- X minutes. Also, do they swap laptops to eliminate innate differences in batteries between the machines? Say laptop A running Chrome dies after 3h00m and laptop B running Edge dies after 3h10m. Do they run the test again with laptop A running Edge and laptop B running Chrome and get the same results? Do they repeat the runs on different laptop models?

  4. Re:Forget about Edge. It's Firefox that's interest by BronsCon · · Score: 4, Interesting

    The interesting part is actually how Firefox is the worst performing browser in the test.

    Did you not even read TFS? Because:

    Google's Chrome browser was the first to completely exhaust the battery

    Which leads to:

    We often hear from Firefox supporters that Firefox is more efficient than Chrome and other browsers.

    It's clearly more efficient than Chrome, as per the results of this test.

    I can't afford to be ideology-driven, as I'm a web developer and must test my work in all browsers. I'm comparing them side-by-side, day in and day out; yes, if you manage to wrangle all of Chrome's little sub-processes and add up their memory usage, Chrome is using more memory about half the time. Sometimes it swings in the other direction, and by about the same amount, so I'd say, honestly, on average they use about the same amount of RAM.

    --
    APK quotes people (including myself) without context and should not be trusted. Just thought you should know.
  5. Re:The first time someone picks a browser based on by Ayanami_R · · Score: 2

    I'm letting you know. Battery life doubled over Chrome.

    --
    "Science is the power of man"
  6. Bury it quick! by GeekWithAKnife · · Score: 2


    AdBlocking does not only load pages faster, helps block tracking and other semi-malicious activities but it also saves battery time!

    Ads are big revenue streams, someone has to bury this before the word spreads to the uninformed masses.

    --
    A 'singular oddity' is an event that cannot be explained and only happens when you are alone.