iPad Air vs. older 9.7-inch iPads: Worth the upgrade? - Gizmag

作者：Will Shanklin - 2013年10月24日 - Let Gizmag lend a hand, as we compare the new iPad Air to the ... narrower. It's also 20 percent thinner than the iPads 3 and 4, and 15 percent thinner than the iPad 2.

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