Yes, Micromax Canvas Infinity does have the removable battery. It has huge 2900 mAh Li-Ion battery.
It takes about 2 Hours to fully charge this phone. However, you can use Sony CP-AD2 fast charger to charge this phone in almost half time.
Yes, Micromas has just confirmed that they will release the software update for the same in short time.
No. Micromax Canvas Infinity does not have the fast charging or dash charging. You need to buy Sony CP-AD2 fast charger if you want fast charging.
During our reviews, Micromax Canvas Infinity scored 37092 points in the Antutu benchmark 6.