Samsung rolled out today a couple of new ultra mobile personal computers to expand its line of Q1U models. These new configurations are known as the Q1UP-V and Q1U-CMXP, and both are priced around $1,500.

Samsung had this to say of the Q1UP-V and Q1U-CMXP, which are both available now. “The Q1U-CMXP maximizes connectivity with integrated 802.11b/g Wi-Fi, Bluetooth 2.0 + EDR, 10/100 BaseTX, and an integrated HSDPA 3G cellular modem supporting the AT&T Broadband Connect network. With unsurpassed wired and wireless connection options, the Q1U-CMXP provides ubiquitous communications regardless of one’s location via the AT&T nationwide cellular network. In addition, the model boasts the same specifications as the industry standard Q1 Ultra XP model launched in May of 2007.

3K Computers has announced a new laptop computer the company considers to fit in the UMPC mold. It is priced starting at around $400 and is known as the Longitude 400 Mini Notebook UMPC.

The 3K Longitude 400 weighs under two pounds and sports a seven-inch display. It runs off of a 400 MHz 32-bit single core mobile processor, 512 MB of DDR2 RAM and a 4GB solid state drive for file storage. The operating system is Linux based as well.