K3 > K2
A new iPhone's on it's way. You know what that means: OLD iPHONES ARE CHEAPER NOW! But they're not throw-away cheap. No, you still gotta protect your investment. And while you're at it, why not give it a little bit more battery life, plug it into your stereo, and then DANCE LIKE NOBODY'S WATCHING! See, with K3, anything's possible!
K3 official site