Click here to view gallery ›

There's a newcomer to the crowd of most popular smartphones at U.S. carriers. The Motorola Droid Razr Maxx HD went head to head with Apple's iPhone 5 and the Samsung Galaxy S III for the first time in October.

Our image gallery breaks down the top three at all of America's top four wireless carriers — Verizon Wireless, AT&T, Sprint and T-Mobile. Rankings come via retail checks made by analysts at Canaccord Genuity.

Missed last month's list? Click here for the hottest selling smartphones at U.S. carriers in September.