3 pounds.
Source: Apple (http://store.apple.com/us/browse/home/shop_mac/family/macbook_air)
The Microsoft Surface 2. The MacBook Air weighs 2 pounds, while the Surface 2 weighs about 320 pounds.
The Pro is about half a pound heavier than the air. 13" air is 2.96 pounds. 13" pro is 3.57 pounds. The Air also does not have a CD/DVD drive.
A MacBook Air comes in two sizes, 13.3 in and 11 in.
Example weights for Macs are: A MacBook Air weighs 3.0 pounds (1.36 kg)A MacBook Pro weighs 5.5 pounds (2.49 kg)
3.0 Lbs
Macbook air
The 11" MacBook Air weighs 2.3 pounds (1.06 kg) and the 13" version weighs 2.9 pounds (1.32 kg).
A MacBook Air weighs 3lbs and 0.7 inch in height.
Macbook Air.
No, the Macbook Air does not break easily.
The MacBook Pro cases are much larger and sturdier the the MacBook Air cases.
The camera built into current Macs (including the iMac, the Macbook, the Macbook Air, and the Macbook Pro) is known as the iSight