Looking at the Surface Pro he owned and the Surface Pro 2 he had on order, Atwood saw that the expected battery life of the new Surface Pro 2 was just a third better than the previous generation’s, at about 6.6 hours. The test bed for this story: Apple’s MacBook Air.įlash forward to last week. AnandTech had also published battery-life tests indicating that the 11-inch MacBook Air lasted over 11 hours during Wi-Fi Web-surfing tests. In fact, Shimpi’s tests showed that the MacBook Pro lasted almost 2 hours longer under OS X. His test systems included OS X 10.5.7 (Leopard), Windows Vista X64 SP1, and the release candidate of Windows 7. Using the 15-inch MacBook Pro, in 2008 Shimpi discovered that the laptop’s battery life varied dramatically when running three different operating systems on top of the same hardware. Atwood examined data supplied by Anand Lal Shimpi of AnandTech, ran some tests of his own, and then came to some alarming conclusions. The PC-versus-Mac controversy took new life last week thanks to Jeff Atwood, who runs the Coding Horror blog.
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