the problem with most offbrand laptops is the corners they cut. they use desktop processors instead of mobile which can cause heat problems (make sure you get something to put between your lap and your pc, cause it might get hot) and can cause crappy battery life.
~erik
i just bought a thinkpad for 2 grand, p3-700, 128mb of ram, dvd, 14.1" tft lcd, 10gb hdd, straight from ibm.