Full-frame CMOS sensor
36.4megapixels w/ 15-megapixel crop mode
Pixel shift super resolution
No AA filter
AA filter simulator
Sensitivity up to ISO 204,800
Shutter rated for 300,000 actuations
5axis sensor-shift stabilization
Redesigned viewfinder with LCD overlay
6.5FPS in crop mode, 4.4 FPS in full frame mode with up to 100 JPEG buffer
LCD screen tilts and pivots
LED illumination of lens mount, buttons, and card slot
Dust & weather sealed
Built-in GPS and Wi-Fi
USB tethering support
$1799launch price
Read more at:
http://www.pentaxforums.com/articles...#ixzz40T0eTXRY