That's because no benchmark is perfect. You're also being tricked to buy a "twice faster cpu" on your latest phone because it showed twice better performance on

That's because no benchmark is perfect. You're also being tricked to buy a "twice faster cpu" on your latest phone because it showed twice better performance on a particular benchmark. But There's a big difference between the company that make engineering decisions that try to improve the results on the benchmark (because after all that's what consumers get fooled with) and the one that would have a "if (benchmark_in_progress) cheat; "