The response trigger is going to be ta little more tricky to use, but it's way cheaper than the electronic frame.
You're going to need a battery powered force-fed hopper, in order to use either of them. If you don't have it, you'll just chop paintballs because a gravity hopper won't be able to keep up with the speed of them.
The real issue is that dumping this sort of money into a Tippman is not a wise choice, unless you plan on keeping it forever. You can put an apex barrel tip on a cheap, used electronic marker and accomplish the same thing. An Empire Axe or Mini can go for under $200 if you're patient enough.