Theoretical
vs. Actual Network Wireless Transmission Speeds
Generation |
Technology |
Theoretical top speed |
Average delivered speed |
1 G |
AMPS |
19.2 Kbps |
Less than 9 Kbps |
1 G |
CDPD |
19.2 Kbps |
9.6 Kbps |
2 G |
TDMA, CDMA, iDEN, GSM |
19.2 Kbps |
9.6-19.2 Kbps |
2.5 G |
GPRS |
115 Kbps |
20-40 Kbps |
3 G |
1xRTT |
153 Kbps |
60-80 Kbps |
3 G |
EDGE Phase II |
384 Kbps |
80-100 Kbps expected |
3 G |
1xEV-DO |
2.4 Mbps |
200-300 Kbps expected |
3 G |
W-CDMA |
384 Kbps |
200-300 Kbps expected |
3 G |
1xEV-DV |
4.8 Mbps |
200-300 Kbps expected |
Additional
resources: Wireless 3G Standards Diagram
|