Xperia SP - Poor Performance

[eijie42]

Updated and even reset to factory.settings, still has problems, App Crashes, Lags, Slow, battery drains fast, consumes a lot of memory (even on its default apps).

[blackbox]

Sell it.

[Larek]

You mean sell the problem to someone else?

[blackbox]

They make excellent paperweights.

[xEaGLeNeC]

Downgrade to 4.1.2. 

4.3 is a piece of krap