The past year has seen a number of Android-powered smartphone releases and new mobile accessories, from the fashionable to the utilitarian and everything in between. Here's a roundup of some of the most notable Android phones of 2011.

HTC released several new phones this year. The Thunderbolt, which debuted in March, features a 4.3-inch screen and a kickstand, similar to the EVO 4G. Shortly after, HTC brought forth the Merge, with a smaller 3.8-inch screen and a sliding keyboard. Both phones run the Android Froyo 2.2 operating system.

The Motorola Atrix was released early in the year, and features a 4-inch screen. One of the original smartphones to carry HD video recording, it's also compatible with a webtop dock mobile accessory. Later in the year, the Bionic hit the market, also with webtop HDMI capabilities and a media extension mirror mode.

The newest LG Optimus model, the 2X, hit store shelves early in 2011, and featured Android Froyo 2.2 with an option to upgrade to the Gingerbread operating system. Like many of the newest smartphones, it offers an HDMI output for media streaming to televisions.

In addition to these makers, Samsung, Sony and other manufacturers released a number of other Android-based phones this year, making for more options for lovers of Google's popular system.