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 MoreThe BenQ HT3550 projector provides an opportunity to enjoy the multimedia in 4K format with a resolution of 3840×2160 pixels. The device is good a one for a night movie show in the backyard or even a business showcase demonstration. It is a really good option since it
Read MoreSpecification | ViewSonic PX747-4K | BenQ HT3550 |
---|---|---|
Dimensions | ||
Weight, Kg/pounds | 4.01/8.84 | 4.2/9.3 |
Size W X H X D, сm/inches | 12.7 x 33 x 25.4/5.3 x 13.1 x 10.3 | 38 x 12.7 x 26.3/14.9 x 5 x 10.3 |
Properties | ||
Projection Screen Size, Inch | 60 - 200 | 30 - 200 |
Projection System | DLP | DLP |
Pixel Number | 8294400 | 8294400 |
Color Reproduction | 1.07 billion | 1.07 billion |
Throw Ratio Range | 1.47:1 - 1.76:1 | 1.13:1 - 1.47:1 |
Contrast Ratio | 12000:1 | 30000:1 |
Brightness, Lumens | 3500 | 2000 |
Power Consumption, W | 310 | 350 |
Aspect Ratio | 16:9 | 16:9 |
Input Lag, Ms | ||
Projection Distance, M/ft | 1.9 - 7.8/3.2 - 22.9 | 0.7 - 9.9/1.8 - 29.5 |
Noise Level, Dba | 30 | |
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 | ||
Connectivity | ||
Audio Output (3.5mm) | 1 | |
Audio Input (3.5mm) | ||
Usb (service) | 1 | 1 |
Audio Input (rca) | 1 | |
Usb | 1 | 2 |
Composite Video Input (rca) | 1 | |
12v Trigger | 1 | 1 |
Vga Input | 1 | |
Rs232 (db-9pin) | 1 | |
Mhl | ||
Ethernet (rj45) | ||
Spdif (optical) | 1 | |
Audio | ||
Integrated Speakers | ||
Sound Type | mono | stereo |
Speaker Power, W | 10 | 10 |
Lens | ||
Lens Shift | vertical +/- 30% | |
Focal Length, Mm | 12 - 15.6 | |
F-number | 1.9 - 2.47 | |
Zoom Ratio | 1.3x | |
Resolution | ||
Resolution Abbreviation | 4K | 4K |
Max Resolution (resized) | 3840 x 2160 | 3840 x 2160 |
Native Resolution | 3840 x 2160 | 3840 x 2160 |
User Manual | ||
Manual | px747-4k.pdf | ht3550.pdf |
Operating Temperature | ||
Max, C/f | 40/104 | 35/95 |
Min, C/f | 0/32 | 0/32 |
Video Compatibility | ||
Secam | ||
Pal | ||
Ntsc | ||
Lamp | ||
Lamp Life (eco Mode), Hours | 15000 | 15000 |
Lamp Life (normal Mode), Hours | 4000 | 4000 |
Lamp Type, W | 240 | 245 |
Settings | ||
Keystone Adjustment Horizontal, +- Degrees | ||
Keystone Adjustment Vertical, +- Degrees | 30 |