When sizing up equipment that's destined for field deployment, it's often cheaper in the long run to spend more on a machine that's built to last than to replace it every year or two. Squarely in the former category is the Toughpad FZ-G1 from Panasonic. This high-power tablet for Windows is built for the rough-and-tumble world of construction sites, hospitals, military deployment and anywhere that a machine is expected to take a licking and keep on ticking. Though it won't win any awards for svelteness or low cost, Panasonic's latest ruggedized tablet is no slouch performancewise; its specs are on par with Microsoft's Surface Pro 2 and Dell's Venue 11 Pro. Here's a look at the major differentiators of the Toughpad.