The Xperia acro S has a scratch-resistant display to offer protection against dust and water immersion.

ENGADGET: Sony's Xperia acro S now on sale in unlocked form for $600 (updated: new pricing)

Xperia advance has a scratch-resistant display with wet finger tracking to offer functionality and protection against dust and water immersion.

ENGADGET: Sony ships Xperia advance to the US, offers unlocked ruggedness for $300 or less

In addition to its durable, scratch-resistant curved display, the Lumia 920 also has a new sensitive touchscreen that lets you use the device with fingernails or while wearing gloves.

ENGADGET: Nokia Lumia 920 and 820 land stateside on AT&T's 4G LTE network this November