Samsung R720

The R720 is Samsung's huge 17.3 inch laptop - ideal to use as machine to replace a desktop computer.  The screen supports a resolution of 1600 x 900 however it weighs just 2.9Kg.  The battery life, as expected from a laptop this size come in at around 1.5 to 3 hours, depending on how you use the machine.  Performance is decent, especially when considering the price of the laptop.