Specification | Epson PowerLite 1751 | Optoma ML550 |
---|---|---|
Video Compatibility | ||
Ntsc | ||
Secam | ||
Pal | ||
Settings | ||
Keystone Adjustment Horizontal, +- Degrees | 30 | |
Keystone Adjustment Vertical, +- Degrees | 45 | 40 |
Properties | ||
Brightness, Lumens | 2600 | 500 |
Power Consumption, W | 322 | 65 |
Aspect Ratio | 4:3 | 16:10 |
Input Lag, Ms | ||
Projection Distance, M/ft | 1.2 - 4.4/3.2 - 13.1 | 0.5 - 3.2/1.2 - 9.8 |
Noise Level, Dba | 40 | 30 |
Projection Screen Size, Inch | 30 - 300 | 17 - 100 |
Projection System | 3LCD | DLP |
Pixel Number | 1024000 | 2073600 |
Color Reproduction | 16.77 billion | 16.77 billion |
Throw Ratio Range | 1.19:1 - 1.43:1 | 1.50:1 |
Contrast Ratio | 2000:1 | 10000:1 |
Lamp | ||
Lamp Life (eco Mode), Hours | 4000 | 20000 |
Lamp Life (normal Mode), Hours | 4000 | 20000 |
Lamp Type, W | 230 | |
Connectivity | ||
Mhl | ||
Ethernet (rj45) | ||
Spdif (optical) | ||
Audio Output (3.5mm) | ||
Audio Input (3.5mm) | ||
Usb (service) | 1 | |
Audio Input (rca) | 1 | |
Usb | 1 | 1 |
Composite Video Input (rca) | 1 | |
12v Trigger | ||
Vga Input | 1 | |
Rs232 (db-9pin) | ||
Audio | ||
Sound Type | mono | mono |
Speaker Power, W | 1 | 1 |
Integrated Speakers | ||
Lens | ||
Zoom Ratio | 1.2x | 1.7x |
Lens Shift | vertical +/- 45%, horizontal +/- 30% | vertical +/- 40% |
Focal Length, Mm | 13.52 - 16.22 | 14.95 |
F-number | 1.58 - 1.7 | 2.0 |
Dimensions | ||
Weight, Kg/pounds | 1.3/3.7 | 0.2/0.9 |
Size W X H X D, сm/inches | 5 x 27.9 x 20.3/2.1 x 11.5 x 8.3 | 2.5 x 10.1 x 10.1/1.5 x 4.1 x 4.2 |
Features | ||
Projection Method | front, rear, ceiling mount, tabletop | rear, tabletop |
Security | Kensington lock, password protection | Kensington lock, password protection |
3d | ||
Mouse Functions | ||
Remote Control | ||
Resolution | ||
Resolution Abbreviation | XGA | WXGA |
Max Resolution (resized) | 1280 x 800 | 1920 x 1080 |
Native Resolution | 1024 x 768 | 1280 x 800 |
User Manual | ||
Manual | powerlite-1751.pdf | ml550.pdf |
Operating Temperature | ||
Max, C/f | 35/95 | 40/104 |
Min, C/f | 5/41 | 5/41 |