I did some resaearch and i came up with these. If i am wrong please correct me and if you know any more info's then add them.

mention which one you prefer and why.

Xenarc is in bold and lilliput is in normal font.

$485 Vs. $325

LCD brightness:
(w/ Touchscreen): 300 cd/mē Vs. w/ touch screen 280 cd/m2

High resolution display:
up to 1600 x 1200 VS. 1024x768

Power consumption:
8W Vs. 9W

Supported Resolution:
640 x 480 ~ 1600 x 1200 Vs. 800 x 600

18 month warranty Vs. ?????

Viweing angles:
????? Vs. 65/65 (R/L), 45/60 (U/D) degrees