Do check your Pixel devices, it's a stable rollout.
Motorola Android 15 size - 1.89GB
Google Android 15 size - 1.07GB to 1.52GB depends on ur device
Some changes
Private space/Dual apps
✅Bluetooth can now be set to turn on automatically, Just like the iPhone
✅New volume panel (With animations)
✅The new multi-volume section has some useful additions
✅Categorised layout in settings (Looks modern)
✅Phone camera sharing finally, a feature Moto always had an edge with.