Two Weeks With Apple’s Powerful & Ultra-portable 13-Inch MacBook Air [Review] By David W. Martin • 12:30 pm, August 4, 2011 ReviewsTop stories MacBook Air side-by-side with iPad 2 and Smart Cover. 13-inch MacBook Air with iPad 2 and Smart Cover. Apple's powerful and ultra-portable 13-inch MacBook Air. Apple's powerful and ultra-portable 13-inch MacBook Air. MacBook Air sporting new keys to support Launchpad and keyboard backlighting. If you are interested in some other screenshots of a 13-inch MacBook Air compared with a Dell Netbook check out my review of the 13-inch 2010 MacBook Air model. Leave a comment .