Acer has added to its CULV-based laptop series with the Some alternate -- and less expensive -- configurations use a 1.3GHz Core 2 Duo SU7300 and a 250GB HDD. Interestingly, all of the systems (no matter the size) are listed with a weight of 3.5lbs. The better-equipped models start at $919 (13.3-inch) and $999 (14.1 and 15.6-inch), while the slower processor and smaller hard drive knock off about $100. All of units ship with a one-year parts and labor warranty.