At the end of the game, Pagan suggests that the beginning meal took place in Pagan's Palace ("you sat right there"). This is a mistake as the game indicated that the meal at the beginning of the game took place in De Pleur's Compound; indeed, in the alternate ending, Pagan and Ajay fly by helicopter to Pagan's Palace so that Ajay can place his mother's ashes in the shrine.
Ajay only hears the word 'thankat' pronounced one way, yet he pronounces it differently, pronouncing the 'h' in the 'th' part.
Spelling mistakes in subtitles.
Cars do not explode, since gasoline is not explosive.
The flyable helicopter has just one rotor. No rotor-craft can fly with less than 2 rotors.
The Player is somehow able to function at 26,000 feet without oxygen.
When the town is being shelled, hits are being called out just as the gun fires and not when the shell has had time to get there.
Wildlife cannot be found at heights of 26,000 feet.
Red-tailed hawks can be heard throughout the game; these can only be found in the Americas.
Despite never having had training, Ajay is somehow able to use guns and throwing knives and use them accurately.
During Ajay and Longinus' first meeting, Longinus incorrectly says Revelations 19:11 while quoting the bible. He is quoting Proverbs 19:11.