Originally Posted by kasrhp
To me, the bigger differences between the two are the dvr(a3), touch screen(o2), clumsy joystick(a3), battery life(o2). I think between the 2, you will have a better chance at getting upgrades from the o2 seeing its newer. Cant imaging the a3 getting many more updates, especially really good ones. I think they will work with the o2 a little. The screen quality on the a3 is a little better, but you do pay for it with battery life.
So you dont see the 720p work as they should work even in the o2.