The feel is SUPPOSED to be like the game before it, otherwise its too different to be called a sequel. Battlefield 3 feels like Bad Company 2. Gears 3 felt like Gears 2. The list goes on and on, but it stops short for idiots like you.
Unneeded insult. He was simply asking a question and you be an starfish about it.
Then again you're always an starfish. This isn't news.
By the way you can change a stuffload of things in games and they can be a sequel. Like, the gunplay in battlefield 3 is a lot different than the others.