The two phones will be among the first devices to run on Sprint's new 4G LTE network, set to launch mid-year.
Sprint Nextel will launch LTE service this year first in Southeastern cities, and expand while still supporting its WiMax network.
The bottom line: Industry titan AT&T finished last, while two smaller carriers that piggyback on AT&T's network, Consumer Cellular and U.S. Cellular, ranked tops.
Critics worry the tool lets phones double as spying devices, while the software maker says it is intended to help wireless carriers improve the performance of their handsets by communicating metrics.
Sprint says 26 million handsets are loaded with the monitoring program, while AT&T Claims it's on 900,000 of its phones.
Looking for a place where you can get things done--or be entertained--while waiting for a flight? We tested Wi-Fi quality and cell reception (and counted electrical outlets) at the 40 largest airports in the United States, to find the ones that do the best job of keeping you plugged in at the gate and in the air.
The lawsuit is the third to be filed since the privacy controversy started last week.