Obviously Sony has nothing as big as Halo this generation, but otherwise the numbers stack up well. And the PS3 has a lot more exclusives in the 1-5 million range.
MS:
11.3m Halo 3
8.60m Halo: Reach
6.11m Gears of War
6.05m Gears of War 2
5.89m Halo: ODST
4.90m Forza 3
4.02m Forza 2
3.98m Fable 2
3.15m Fable 3
2.35m Mass Effect
2.09 Halo Wars
1.97m PGR4
1.80m Splinter Cell Conviction
1.67m Crackdown
1.58m Viva Pinata
Sony:
6.42m Gran Turismo 5
5.25m Metal Gear Solid 4
4.73m Uncharted 2
4.46m LittleBigPlanet
4.11m GT5 Prologue
3.97m God of War III
3.83m Resistance
3.67m Uncharted
3.59 m Motorstorm
2.67m Killzone 2
2.25m God of War Collection
2.18m Ratchet ToD
2.14m Resistance 2
2.01m inFamous
1.79m Heavy Rain
1.77m Killzone 3
1.48m Heavenly Sword
1.46m LittleBigPlanet 2
1.39m Ratchet ACIT
1.23m Demon's Souls
1.16m MAG
1.08m SOCOM Confrontation
1.08m Motorstom 2
1m Valkyria Chronicles
