Only Speedtest results in various situations, minimal commentary. Speedtest X is a free app.
At home (Reston, VA) on Fios 25Mbps using the Verizon 802.11g router:
Test 1 - 2 bars of wifi signal - 9:23 a.m. - 13.27Mbps - test time 6.029 seconds
Test 2 - 3 bars of wifi signal standing next to router - 9:24 a.m. - 13.38Mbps - test time 5.978 seconds
At home on AT&T 3g:
Test 1 - 5 bars of AT&T signal - 9:33 a.m. - 1.42Mbps - test time 56.425 seconds
Test 2 - 5 bars of AT&T signal - 9:34 a.m. - 1.29Mbps - test time 61.88 seconds
At home (Reston, VA) on Fios 25Mbps using the Verizon 802.11g router:
Test 1 - 2 bars of wifi signal - 9:23 a.m. - 13.27Mbps - test time 6.029 seconds
Test 2 - 3 bars of wifi signal standing next to router - 9:24 a.m. - 13.38Mbps - test time 5.978 seconds
At home on AT&T 3g:
Test 1 - 5 bars of AT&T signal - 9:33 a.m. - 1.42Mbps - test time 56.425 seconds
Test 2 - 5 bars of AT&T signal - 9:34 a.m. - 1.29Mbps - test time 61.88 seconds