I don't know... Samsung S3 had 9 million pre-orders. I know a lot of people upgrading due to 1) the marketing hype surrounding the new tech 2) in the UK at leas

I don't know... Samsung S3 had 9 million pre-orders. I know a lot of people upgrading due to 1) the marketing hype surrounding the new tech 2) in the UK at least your carrier will generally give you an upgrade ever 18-24 months (cost dependant on level of service)