Which profiler is more accurate: OProfile or Google Performance Tools ?

Question

I found two great profilers:

• OProfile
• Google Performance Tools

Have anyone tried them both? Which is better?

Answer 1

Close in spirit question http://stackoverflow.com/questions/375913/what-can-i-use-to-profile-c-code-in-linux

Answer 2

I would humbly suggest that accuracy is missing the point. As Maxim suggested, you might look at this.