Engadget has a really extensive comparison between different operating systems, I am a little disappointed though that the comparisons didn’t include any speed testing. However, very informational so check it out.
| Basics | ||||||
 Android Cupcake
|
 BlackBerry OS 4.7 |
 iPhone OS 3.0
|
 S60 5th Edition
|
 Palm WebOS
|
 Windows Mobile 6.5
|
|
|---|---|---|---|---|---|---|
| Kernel Type | Linux | Proprietary | OS X | Symbian | Linux | Windows CE |
| Platform Adaptability | Excellent | Good | Poor | Excellent | Excellent | Excellent |
| Platform Age | Young | Mature | Adolescent | Mature | Young | Mature |
| First-party Enterprise Support | None | BlackBerry | Exchange | Exchange, Domino, BlackBerry | Exchange | Exchange, Domino, BlackBerry |
| Wireless Technologies | GSM, WiFi | GSM, CDMA, WiFi | GSM, WiFi | GSM, WiFi | GSM, CDMA, WiFi | GSM, CDMA, WiFi |
Other interesting stuff at Zedomax.com: cdma, domino, enterprise support, gsm, iPhone, kernel type, linux windows, mobile operating systems, os 4, palm, proprietary os, type linux
Check out more interesting categories: Blackberry, Consumer, Featured Gadgets, G1 Phone, Gadgets, iPhone, iPhone 3G, Nokia, Smartphones.
