I think I am only going to give it a 3 out of 5 on this one. Granted, it is already part IV, we should just be happy that it doesn't suck badly, right? Some of the computer scenes could be done better. And by computer scenes, I mean computer scenes literally, as in when the characters were using the computer in the movie. Not cgi. With $200 million budget, you would think they could at least spend a bit more time to make it looks less cliche, but nowadays seems every actors/actresses get paid in the millions, so maybe $200 million is not that much after all.
I have done some research on the budget and gross income of the four terminator movies, here goes: