In the last scene, when all the four members fight and from behind Kumar Gaurav picks up the bags filled with cash and run to save his life, he doesn't have his goggles on whereas in the next scene when he is eloping with the car, he is seen wearing his goggles. This cannot be possible in such a situation where he has so much little time to save his life.
The blood of the cop looks orange.
Ajju character played by Sanjay Dutt could speak English as evident in the club entrance seen when he threats the bouncer then why couldn't he understand MacQuarie in the end when he revealed that there is a informant within the gang.
During the bank robbery scene, it is seen that the cameras, vault and alarms of the bank were disabled by Andy whereas in the last scene when everyone dies, Mak confesses to Major that he was the one who rang up the alarm to call the police.