The high brightness and native 4K resolution, accurate color mapping, and contrast make the ViewSonic PX747-4K a worthy choice for the home theater setup. It doesn’t depend much on the environment light and has the enhanced zoom mechanism en
Read MoreSpecification | Epson Home Cinema 1440 | ViewSonic PX747-4K |
---|---|---|
Properties | ||
Noise Level, Dba | 39 | |
Projection Distance, M/ft | 1.5 - 7.4/3.2 - 22.9 | 1.9 - 7.8/3.2 - 22.9 |
Projection System | 3LCD | DLP |
Projection Screen Size, Inch | 50 - 150 | 60 - 200 |
Pixel Number | 2073600 | 8294400 |
Color Reproduction | 1 billion | 1.07 billion |
Throw Ratio Range | 1.38 - 2.28 | 1.47:1 - 1.76:1 |
Contrast Ratio | 10000:1 | 12000:1 |
Power Consumption, W | 409 | 310 |
Brightness, Lumens | 4400 | 3500 |
Input Lag, Ms | 60 | |
Aspect Ratio | 16:10 | 16:9 |
Lamp | ||
Lamp Type, W | 280 | 240 |
Lamp Life (eco Mode), Hours | 4000 | 15000 |
Lamp Life (normal Mode), Hours | 3000 | 4000 |
Connectivity | ||
Spdif (optical) | ||
Audio Output (3.5mm) | 1 | |
Audio Input (3.5mm) | ||
Usb (service) | 1 | 1 |
Audio Input (rca) | 1 | 1 |
Usb | 1 | 1 |
Composite Video Input (rca) | 1 | 1 |
12v Trigger | 1 | |
Vga Input | 1 | 1 |
Rs232 (db-9pin) | 1 | |
Mhl | ||
Ethernet (rj45) | ||
Audio | ||
Speaker Power, W | 16 | 10 |
Integrated Speakers | ||
Sound Type | mono | mono |
Lens | ||
Zoom Ratio | 1.6x | |
Lens Shift | ||
Focal Length, Mm | 23 - 38.4 | |
F-number | 1.5 - 2.0 | |
Features | ||
Projection Method | front, rear, ceiling mount, tabletop | front, rear, ceiling mount, tabletop |
Security | Kensington lock, password protection | Kensington lock, password protection |
3d | ||
Mouse Functions | ||
Remote Control | ||
Dimensions | ||
Weight, Kg/pounds | 4.63/10.2 | 4.01/8.84 |
Size W X H X D, сm/inches | 12 x 38 x 29/4.72 x 14.96 x 11.42 | 12.7 x 33 x 25.4/5.3 x 13.1 x 10.3 |
Resolution | ||
Resolution Abbreviation | WUXGA | 4K |
Max Resolution (resized) | 1400 x 1050 | 3840 x 2160 |
Native Resolution | 1920 x 1200 | 3840 x 2160 |
User Manual | ||
Manual | home-cinema-1440.pdf | px747-4k.pdf |
Video Compatibility | ||
Secam | ||
Pal | ||
Ntsc | ||
Operating Temperature | ||
Max, C/f | 35/95 | 40/104 |
Min, C/f | 5/41 | 0/32 |
Settings | ||
Keystone Adjustment Horizontal, +- Degrees | 30 | |
Keystone Adjustment Vertical, +- Degrees | 20 |