Graphics = Tie.
Games = Tie. Both have great now games and great games announced for next year.
Price = Save $100 and pay $50/year for online play. Tie.
PS3:
- Blu-Ray
- WiFi included
- User upgradable HD.
- Quieter and more reliable.
- PS1 BC
- Integrated functionality with PSP (if you own one)
X360:
- Netflix
- Cheaper if you do not care about DLC or online play
- Some BC with original XBox games.
- Larger catalog of older games
Other factors:
- Is there an exclusive must-have game that you cannot live without?
- Do you want to play online with friends? What console do they own?