In this fourth installment of our MacBook Air review series, we pit Apple's standard hard disk drive (HDD) model against the standard solid state drive (SSD) configuration in a set of battery and benchmark tests to gauge the performance and power saving capabilities of each. Videos are used to demonstrate a side-by-side simultaneous boot, as well some application launch tests. Most critics of the
![MacBook Air face-off: HDD vs SSD (with video) | AppleInsider](https://cdn-ak-scissors.b.st-hatena.com/image/square/7e510147760d5b495f171befede30c7c8198863b/height=288;version=1;width=512/https%3A%2F%2Fphotos2.insidercdn.com%2Fmbaface-080211-1.gif)