You're only paying a $300 premium over the Air.
13" MBA: 2.0/8/256SSD 2.96lb: $1699
13" rMBP: 2.5/8/256SSD 3.57lb: $1999
For that $300 you get an HDMI port, an extra TB port, a much nicer IPS display, a faster CPU, and more than 3x the resolution.
13" MBA: 2.0/8/256SSD 2.96lb: $1699
13" rMBP: 2.5/8/256SSD 3.57lb: $1999
For that $300 you get an HDMI port, an extra TB port, a much nicer IPS display, a faster CPU, and more than 3x the resolution.