What's the best iphone generation?

What's the best iphone generation?

Generation 345
all the others are out of date
course by the time that model comes out, the Samsung Galaxy S 254 will be out and better anyway.

IPhone 4s and iPhone 5 are best

Latest.

Apple iPod touch 8 GB (2nd Generation--without iPhone OS 3.1 Software) [Previous Model] is of course an amazing device. It finally died on me after years, though for the time it was here, it was perfect.