iOS 5 captured approximately 75% of all iOS users in the same amount of time it took Gingerbread to get 4% of all Android users. Even more astounding is that 15 weeks after launch iOS 4 was at 70% and iOS 5 was at 60% while Ice Cream Sandwich got to just 1% share at the same age. If there were any question as to whether iOS had a less fragmented ecosystem than Android, the past two charts provide a fairly definitive answer.
This article could more accurately be titled “The Ebb of Android and the Flow of iOS”. New Android phones are still coming out running year-old operating systems. That’s like Apple selling an iPhone 3GS running iOS 4 that cannot be upgraded. It’s also insane.