So how does a new tablet distinguish itself from the competition? One way could be with a radically different screen size, as Toshiba announced this week.

Toshiba expanded its Excite family of Android tablets with three new models, but the one getting all the attention, and already some scorn, is the Excite 13 and its bigger 13.3-in. display, offering 1600 x 900 pixels resolution and more than 75 square inches of viewing area.

The other tablets Toshiba announced are the Excite 10, with a 10.1-in. screen and more than 43 square inches of viewing area, and the Excite 7.7 with a 7.7-in. display and more than 25 inches of viewing area. All three tablets run Android 4.0 and use Nvidia Tegra 3 quad-core processors.

Indeed, the Excite 13 offers the largest screen of any tablet on the market. Still, at 0.4-in. thick and 2.2 pounds, it is not as large and heavy as it might seem, .

Toshiba emphasized it is not just offering a jumbo model, but wants to provide different sizes for different needs. "One size does not fit all, so we are carefully considering how and where people are using tablets and design form factors to best suit various needs," said Carl Pinto, Toshiba's vice president of product development, in a .