Yes, it is. The reason for this is because you can control your person, get expansion packs to enhance your gameplay and it is also good because it is not just available for PC, but also PS2, PS3,...
The Godfather 1 was based in mobster ridden New York, so is part 2. If you liked number 1, you'll like number 2. You get a crew in this one allowing you to have a small team come with you and help...