Which is better Camera? LENOVO's OR IBALL's?

Lenovo S720 8MP Camera Phone or iBall Andi Uddaan 8MP Camera Phone.
WHOSE CAMERA IS BETTER?

Note: Sometimes same 8MP camera's quality varies from brand to brand. I'm CONCERNED with Camera quality/clarity only(other specificatns doesn't matter much). Please suggest.

Lenovo is best

Lenovo