Answer by EnvoyOfTheEnd · Aug 06, 2011 at 10:54 AM
A New OS alone will not suddenly bring huge performance increases unless it is fixing some significant problem.
Mainly an OS will introduce new features, so for performance I would go for the better hardware which then opens up later OS upgrades if the hardware supports it.
Answer by ojmar · Aug 06, 2011 at 11:15 AM
I would go with a new OS. The reason is it's probably been more optimized and made to run faster and more efficiently. I found that Android 2.3 Gingerbread was much quicker than 2.1 Eclair on the same phone....
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