Considering the shrunken screen bezels, the 11" MBA is very close to the same size as the current 13" MacBook Air ~~~ MacBook Air 11" ~~~ Height: 0.11-0.68 in

Considering the shrunken screen bezels, the 11" MBA is very close to the same size as the current 13" MacBook Air ~~~ MacBook Air 11" ~~~ Height: 0.11-0.68 inch (0.3-1.7 cm) Width: 11.8 inches (30 cm) Depth: 7.56 inches (19.2 cm) Weight: 2.38 pounds (1.08 kg) ~~~ MacBook Air 13" ~~~ Height: 0.44 inch (1.13 cm) Width: 11.97 inches (30.41 cm) Depth: 8.46 inches (21.5 cm) Weight: 2.7 pounds (1.24 kg) ~~~ Difference (New compared to old) ~~~ Height: 0.24 inches thinner (at its thickest point) Width: 0.17 inches wider Depth: 0.9 inches deeper (which helps give you a much nicer trackpad and function keys) Weight: 0.32 pounds heavier (5.12 ounces)