There are a vast number of differences between them but I'll give my own view on each:
Android is pretty much the best mobile OS there is, it's fast, flexible has great support for customisation, a pretty decent app store and it's becoming
An In-Depth Video Tour of Google Android 0.9 SDK r1 Beta, an Great Mobile OS Download it: code.google.com Release Notes: code.google.com Google ...
Google has reason to celebrate this week, with a recent study showing that Android, its mobile phone operation system, has now take 52 per cent of the smartphone market.
This percentage is even more impressive when you consider that Android only had 25.3 per cent market share in Q3 2010.
According to Gartner this means that when it comes to worldwide sales, Android trounced the opposition with over 60 million smartphones sold.
Its nearest rival was Symbian, which took 16.9 per cent of the market – a drop of 20 per cent when you compare the OS to how it was doing at the same time last year.
When it comes to iOS, it also saw a drop in its share of the market, albeit a small one. Over 17 million iOS handsets were sold which equates to a 15 per cent market share, down from 16.6 per cent a year ago.
Apple shouldn't be too worried about this drop, however, as it is said to have happened because consumers were waiting for the iPhone 4S to arrive before making a purchase decision.
Free Defy is a full touchscreen mobile phone with Android operating system.
Free Defy is a full touchscreen mobile phone with Android operating system
Developers Hot for Amazon Kindle Fire, Windows Phone: Survey: 3 mobile operating system behind iOS and Android. ... 
Daily Mobile takes a look at Illyriad on Android and iOS. Check it out here: 
The _Symbian_ operating system (OS) is utilized by many various mobile phone producers for their smartphones,... 
droid pumpkin - carved while watching the yankees get blown out in game 1 of world series.
Giant Android robot at the Googleplex, Mountain View, California.