Motorola Q (Courtesy of Motorola)

Motorola's Q phone weighs 4.1 ounces, fits easily in a shirt pocket, and is just 11.5 millimeters thick. It looks like a cross between Motorola's successful Razr flip phone and Palm's blockbuster Treo smart phone, and it's tempting to compare the Q to the Treo 700p and Research in Motion's BlackBerry 7290; all three devices are designed to let you check your e-mail, make telephone calls, save contacts in an address book, update your calendar, and browse the Web.

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