http://www.onemanga.com/Naruto/281/10/
This doesn't necessarily mean he's equal to a kage anymore...
Originally posted by Dark-Jaxx
Gaara beat Deidara's ass until he pulled a b!tch move to trick him...He is smarter, not more powerful.
No matter where Deidara had aimed the bomb, it would've required an equal amount of sand to stop.
Using a distraction isn't exactly cutting edge tactics, nor is it particularly cheap considering their surroundings.