Sprint Ev-DO "where you can experience wireless data speeds averaging 400 to 700 Kbps with peak rates up to 2.0 Mbps."Cingular EDGE "Average download speeds of 70 - 135 kilobits per second (Kbps),Burst speeds up to 200 Kbps"You should note that Cingular is starting to rollout Broadband Connect, which will provide speeds comparable to Ev-DO.
www.sprint.com