Samsung SP-P310ME
Aspect Ratio: 4:3
Pixel Format: 800 x 600
Display Technology: DLP
Light Source: LED
Brightness: 1,300 Lux, 50 ANSI Lumen
Contrast Ratio: 1000:1
Lamp Life Time: >20,000 Hours
Input: Composite, VGA
Dimensions: 5″ x 2″ x 3.7″ (Length, Width, Depth)
Weight: 1.5lbs
Battery: 5200mAh external battery option
Power Consumption: <30W (without battery)
Standby Power Consumption: 400mW (max)
Pricing: MSRP $749 (PriceGrabber: $700.05)

The Samsung P310ME Pocket Imager is [...]

Toshiba TDP-EX20U DLP Projector
Size: 40″-100″ projected screen size
Projection Distance: 1.9′ - 4.9′
Display Technology: 0.55″ DLP
Pixel Format: 1024 x 768
Aspect Ratio: 4:3 native (16:9 cropped)
Brightness: 2300 ANSI lumens
Wireless: 802.11b/g
Color: 8-bit, 16.7 million colors
Contrast Ratio: 2000:1
Special Feature: PC-less USB drive-based data input
Price: $1599

The pixel format of 1024 x 768 should be 1366 x 768 so it can [...]