It’s definitely the OS. Battery life on a Macbook Pro in Windows via Boot Camp tanks.<p>One could make the argument that substandard drivers for the Apple hardware is to blame here, so perhaps battery benchmarks on a Hackintosh vs the same hardware in Windows would settle the debate, but that&#x27;s some tinfoil hat shit… Apple has been vocal about battery life as a top priority for the company going all the way back to the PowerPC&#x2F;Intel switch.