Same as previously reported
There's nothing new as far as a 600D replacement goes, pretty much confirmation of what we've been told before.
- 18mp sensor
- Vari-Angle 3″ LCD
- DiGiC IV.
- Video Snapshot Mode
- Redesign of the model nameplate as well.
A collection of other specs mentioned from various people.
- Improved LiveView AF
- Electronic Level Added
- Slightly redesigned flash
- Changes to the menu system
- Unnamed software feature upgrades
“Improved LiveView AF” will be coming with every camera in the rumor world. I'd take that with a grain of salt. Everything else is completely plausible.