Ran a speed test on my Storm 2 today here in my office to check the speeds of WiFi versus Verizon 3G. Here are my results:
WiFi Download: 3810 kbits per sec average / 4074 kbs max
3G Download: 1143 kbs average / 1143 kbs max
Wi-Fi Upload: 292 kbs per sec / 293 kbs max
3G Upload: 41 kbs average / 114 kbs max