The XtremKey is fast, rugged -- and expensive. If you just need a flash drive to tote your files around, there are much more affordable options, including some that support USB 3.0, like SanDisk's Extreme USB 3.0, which sells for as little as $18 for a 16GB version. However, if you need both the speed of USB 3.0 and an enclosure that, as Gadgetmac puts it, can withstand "extreme cold and heat, being submerged underwater, and then driven over for a 10 ton truck," the XtremKey might just be for you.
How It Stacks Up
Porsche Design USB Key
Flash Voyager GT Turbo USB 3.0
Software Reinstall Drive
Connect Wireless Stick
LaCie's latest hard drives offer extra space via USB-C
Porsche Design Desktop and Mobile options allow you to still charge your computer.
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