ok my girlfriend decided to buy me a new HU for my car i had an old sony and it started gimpping, i had sony 6x9 3-ways in the back, 6.5 3-ways in front, and a p5 in the trunk.... i am a teen so its no like show system. but i wanted the sony CDX-R3300, she couldn't remember and the best buy guy sold her Pioneer DEH-P4600MP... should i return it and get the sony.. or will i never notice a diffrence, i just want to know which you guys would choose