Android version: Google Android 4.4 (Kitkat)
Latest available software: 14.3.A.0.681
Release started: 2014-03-19
What are the changes? Well, i don't have it yet, but according to the release notes:
- Introducing Android 4.4.2 KitKat with many new features and enhancements
- Updated Camera application and overall tuning to improve the camera experience
- Enhanced email app
- Stability, performance & battery improvements
- A tweaked Status Bar and Quick Settings – More intuitive and customisable.
- The same launch animation and live wallpaper as the Sony PlayStation 4 adapted across the lock and home screens.
- Sony’s native app portfolio will be updated to the latest versions. This includes Messaging, MyXperia, Smart Connect, Small apps, TrackID, TrackID TV, Sony Select and Smart Social Camera.
- Updated Media apps including WALKMAN, Album and Movies. Better Sony Entertainment Network & PlayMemories integration with a more intuitive UI and faster download speeds.
- 4K video
- Timeshift video
- Tap to wake
- Smart call handling
- Smart backlight control
- Glove mode (already included in the Xperia Z1 Compact).
KitKat will hit the Xperia Z, Xperia ZL, Xperia Tablet Z and Xperia ZR from the middle of Q2 2014 i.e. look for it in May.