That brand new smartphone you want to buy may not be running the latest version of Android, reports Wired, and the manufacturer or cellular provider might like it that way. It costs money to push updates out to existing customers, assuming the hardware is compatible. Besides, carriers can charge extra fees for add-on services (like turn-by-turn navigation) that newer Android OS versions include free of charge. Check out Wired’s article for a comparison chart of the Android version on each handset.
Make Sure You Know Which Version Of Android Is On That Phone Before Buying It
By cwalters March 15, 2010