MacBook Air 13-inch Dimensions

The 13-inch MacBook Air (the M2 and M3 flat-edge design) measures 304.1 x 215 x 11.3 mm and weighs about 1.24 kg. It has a 13.6-inch display, and closed it is a little larger than a sheet of A4 and about the thickness of a stack of ten credit cards.

This guide covers the exact dimensions, how they compare to the 15-inch MacBook Air and an iPad Pro, and how the flat-edge M2/M3 design differs from the older wedge-shaped Air.

Quick Answer: How Big Is the 13-inch MacBook Air?

Closed, it is 304.1 mm wide, 215 mm deep, and 11.3 mm thick, weighing 1.24 kg (2.7 lb). The display is 13.6 inches diagonally. Open, the screen adds about 205 mm of height when tilted back.

13-inch MacBook Air Dimensions at a Glance

• Closed size: 304.1 x 215 x 11.3 mm / 30.41 x 21.5 x 1.13 cm / 11.97 x 8.46 x 0.44 in
• Weight: 1.24 kg (M2 and M3 13-inch)
• Design: uniform 11.3 mm thickness, flat edges (the pre-2022 Air was a wedge, 4.1 – 16.1 mm)
• Footprint vs A4: about 7 mm wider and 5 mm deeper than a sheet of A4

What Does the 13-inch MacBook Air Look Like in Size?

Closed, it covers a little more than a sheet of A4 paper and is about as thick as a chunky paperback laid flat. It slides into almost any 13-inch or 14-inch laptop sleeve and most tote bags. At 1.24 kg it is noticeably lighter than a full 1.5 L water bottle.

6 Everyday Comparisons for the 13-inch MacBook Air

1. A sheet of A4 paper (297 x 210 mm) is 7 mm narrower and 5 mm shorter than the closed laptop.
2. The 15-inch MacBook Air (340.4 x 237.6 x 11.5 mm, 1.51 kg) is 36 mm wider, 23 mm deeper, and 270 g heavier.
3. The 12.9-inch iPad Pro (280.6 x 214.9 mm, 682 g) is 24 mm narrower and about the same depth, at roughly half the weight.
4. A US Letter sheet (279.4 x 215.9 mm) is 25 mm narrower and about the same depth.
5. A 14-inch MacBook Pro (312.6 x 221.2 x 15.5 mm, ~1.55 kg) is a little larger in every dimension and thicker.
6. A vinyl record sleeve (315 x 315 mm) is wider and much deeper.

13-inch MacBook Air Size in Different Units

13-inch Air vs 15-inch Air vs Older Wedge Air

The M2 redesign kept almost the same footprint as the wedge Air but made it a uniform 11.3 mm and slightly lighter.

How Much Does the 13-inch MacBook Air Weigh?

1.24 kg on its own. With the 30 W charger and a sleeve, a typical carry is about 1.5 kg. It is one of the lightest 13-inch laptops and about 270 g lighter than the 15-inch Air.

Common Mistakes When Comparing 13-inch MacBook Air Dimensions

1. Using “13 inch” as a physical dimension. The screen is 13.6 inches diagonally; the laptop is 304.1 mm wide.
2. Assuming the wedge and flat Airs are the same. The footprint is nearly identical, but the profile and thinnest/thickest points are completely different.
3. Confusing the 13-inch Air and the 13-inch MacBook Pro. The old 13-inch Pro was a separate, slightly smaller and heavier machine.
4. Forgetting the open height. The lid adds roughly 200 mm when raised.
5. Mixing up width and depth. Width is the long edge (304.1 mm).

Frequently Asked Questions

How big is the 13-inch MacBook Air in inches?

About 11.97 x 8.46 x 0.44 inches closed.

How much does the 13-inch MacBook Air weigh?

1.24 kg (2.7 lb).

Is the 13-inch MacBook Air bigger than a sheet of A4?

Slightly. It is about 7 mm wider and 5 mm deeper.

How much smaller is it than the 15-inch Air?

36 mm narrower, 23 mm shallower, and 270 g lighter.

How thick is the 13-inch MacBook Air?

11.3 mm, uniform, on the M2 and M3 models.

Does it fit a 13-inch laptop sleeve?

Yes, and most 14-inch sleeves too.

Final Takeaway

The 13-inch MacBook Air (M2/M3) is 304.1 x 215 x 11.3 mm and 1.24 kg. Closed it is a touch larger than a sheet of A4 and about as thick as ten stacked credit cards, and it is 270 g lighter and 36 mm narrower than the 15-inch Air.