better 16mp sensor (same as
Panasonic GH-2 camera but improved image quality although no native multi-aspect ratio)
faster AF
7fps burst rate instead of 5fps (w/o AF)
5fps burst instead of 3.8fps with AF tracking
3x faster EVF, OLED type
1040K LCD screen instead of 920K screen
2 new scene options - 'Cute Desert' and 'Sweet Child's Face'
iAuto able to automatically select one of 9 scene modes to suit the scene
'Clear Retouch' touch gesture-based heal tool
ability to touch objects in a photo and erase them with a content-aware fill (a ‘gesture based heal tool’)
NFC-simplified Wi-Fi connection for connecting to smartphones to control the camera
focus peaking
timelapse video mode
Progressive AVCHD 2.0 or MP4, 1080/60p/50p at 28Mbps
24p 24Mbps video and full manual control
25p 20Mbps MP4
BUT lacks the stand-out high bitrates and ALL-I options of the GH3
Zoom rocker switch near the shutter release
40fps burst mode (and rumours of a 4K / 8MP burst mode at 20fps)