What lens are you getting? I've always been put off Pentax by the lack of lenses in the wide to medium range, with Canon you've got a few in varying pricepoints.
•Shorten processing time of combining time for HDR Capture.
•Improved performance of continuous shooting when using phase-matching autofocus.
•Extended enlarged display time for live view.
•Improved stability for general performance.
•Correspond to HD PENTAX-DA AF REAR CONVERTER 1.4X AW.
•Improved stability for general performance.