That depends on the DEVICE you are running Android on. It would be the screen size of the device.
All iPads are a 9.5 inch screen. Android tablets can vary from 7 to 11 inches in size.
Activity is just an screen on your android phone .
Best places is Amazon.com,bestbuy.com,ebay.com,gamestop.com there you will find a lot of android tablets have different size, screen, camera, space and price
phone that is touch screen that is not an i phone
Android
Unfortunately, its not possible yet. the itunes app store does not have a app that allows you to get the cool android screen lock pattern. The only way to get android screen lock is to jailbreak your ipod touch (if you do not know wat jailbreak it just google it) if you jailbreak your ipod touch, you can get the android lock screen in cydia.
The G1 screen is 3.2-inches diagonal
No
no
You dick slap it
Android
Yes