For those who spend most of their time on Internet, Netbook is a cool answer especially those who prefer mobility. The netbooks offer more or less the same features of a regular laptop. But there are small nips and cuts here and there in features. The all host communication devices, like Bluetooth, WiFi, USB, Broadband (Ethernet port), Modem. But netbooks primarily being made for online application are not heavy on hardware. They mostly host Intel mobile processors, which are made specially for mobile devices. Some netbooks have solid state drives. That means no hard disk with rotating platters! These are costly variants of netbook. And they have is the battery life option. They come with two battery capacities, 3 cell battery (Regular) and 6 cell battery (Extended Life). They also have varying screen size. They range from 7 inches to 10.2 inches. The keyboard size also varies accordingly. Most find it too difficult to type on the 7 inch width netbook. It tad too tiny for anyone's fingers. The mantra here is the wider the netbook the better it is!
Netbooks are manufactured and marketed prominent brands in computing world. They are Asus, Acer, Dell, HP, MSI, Lenovo, Samsung, to name a few!
Interesting Fact
It is found from a study conducted by NPD that 60% of netbook buyers do not take their netbooks out of their home.
References
http://en.wikipedia.org/wiki/Netbooks
http://en.wikipedia.org/wiki/Comparison_of_netbooks
O.A.K.