One of these is the updated, Early 2015 MacBook Air, and the other hails from mid-2013. Can you tell which is which?

At first glance, neither can we. This MacBook plays its AirPort cards pretty close to the vest.

The first image shows the 2015 model, and the second is from our MacBook Air 13" Mid 2013 Teardown.

If you guessed wrong, fret not: we're about to get down to the nitty gritty.