Slaps an 830 all around the school yard.
On paper yes, but what about things that aren't on paper?
The 535 curbstomped the 635 on paper for the most part, but in reality, it doesn't have as solid as a feel and those touchscreen issues.
The 830 seems like a not-so-great deal, but what about build and not-so-prominent things like OIS?
A company doesn't just decide to make a great phone at a low price, there's a price somewhere... Even if its not the phone itself.