However, both MBA models are exactly the same thickness, so I would imagine there is room. Apple probably just wanted to differentiate the models.
11'' MBA
Apple.com said:Height:
0.11-0.68 inch (0.3-1.7 cm)
Width:
11.8 inches (29.95 cm)
Depth:
7.56 inches (19.2 cm)
Weight:
2.3 pounds (1.06 kg)1
13'' MBA
Apple.com said:Height:
0.11-0.68 inch (0.3-1.7 cm)
Width:
12.8 inches (32.5 cm)
Depth:
8.94 inches (22.7 cm)
Weight:
2.9 pounds (1.32 kg)1
They're close, and while the height is the same, height isn't the only thing that matters in something this thin.