Forrester vs Airtel X Lab vs American Express

Hi All, I am having a offer from below companies 1. Forrester Research - Senior Software Engineer 2 - 32.5 lpa (29.5 fix + 3 variable) 2. Airtel X Lab - Lead Software Engineer ( 32 lpa fix + 1 lac joining bonus) 3. American Express - Engineer 1 -(41 CTC + 3 lacs joining bonus) Current CTC - 17 lpa. YOE - 7 years Please suggest