Lenovo (PDF): The ThinkPad X1 is a 13.3-inch ultra-thin notebook PC with a thickness of just 21.5 mm (0.85 inches). The LED backlit LCD with a 1366×768 pixel format is covered by Corning’s Gorilla Glass. Comparisons to the Apple MacBook Air and the Samsung Series 9 come naturally since both are ultra-thin and ultra-light 13.3-inch notebooks.
Ranking based on thickness:
- Samsung Series 9: 0.64 inches
- 13.3-inch MacBook Air: 0.11 – 0.68 inches
- Lenovo ThinkPad X1: 0.65 – 0.85 inches
In terms of weight, the ranking is the same:
- Samsung Series 9: 2.89 pounds
- 13.3-inch MacBook Air: 2.90 pounds
- Lenovo ThinkPad X1: 3 – 3.8 pounds
In terms of pixel density, or resolution, the MacBook Air with a pixel format of 1440×900 good for 128 ppi beats the other two’s 118 ppi.
There is a unique feature on the X1 called RapidCharge, a battery technology that recharges the non-removeable battery to 80% in just 30 minutes. That’s mighty impressive.
But at the end the ThinkPad X1 outclasses itself with a price of ₣2585 (about US$2919). The Samsung Series 9 looks comparatively cheap at just $1650. Interestingly the MacBook Air from Apple, often criticized for being overpriced, is the cheapest among the three, by a good margin: the base model starts at $1299.