The following Epson Pro EX9220 review is going to prove why the projector is advertised as an office device fit for presentations and sessions. It has high brightness parameters producing the balanced vivid image in different illuminated rooms. The screen c
Read MoreThe 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 Pro EX9220 | ViewSonic PX747-4K |
---|---|---|
Audio | ||
Speaker Power, W | 2 | 10 |
Integrated Speakers | ||
Sound Type | mono | mono |
Lens | ||
Zoom Ratio | 1.2x | |
Lens Shift | vertical +/- 30%, horizontal +/- 30% | |
Focal Length, Mm | 20.42 - 24.5 | |
F-number | 1.50 - 1.71 | |
Properties | ||
Projection Distance, M/ft | 0.8 - 10.9/1.8 - 32.8 | 1.9 - 7.8/3.2 - 22.9 |
Noise Level, Dba | 37 | |
Projection Screen Size, Inch | 34 - 435 | 60 - 200 |
Projection System | 3LCD | DLP |
Pixel Number | 2304000 | 8294400 |
Color Reproduction | 1.07 billion | 1.07 billion |
Throw Ratio Range | 1.38:1 - 1.68:1 | 1.47:1 - 1.76:1 |
Contrast Ratio | 15000:1 | 12000:1 |
Brightness, Lumens | 3600 | 3500 |
Power Consumption, W | 315 | 310 |
Aspect Ratio | 16:10 | 16:9 |
Input Lag, Ms | ||
Lamp | ||
Lamp Type, W | 210 | 240 |
Lamp Life (eco Mode), Hours | 10000 | 15000 |
Lamp Life (normal Mode), Hours | 6000 | 4000 |
Connectivity | ||
Spdif (optical) | ||
Audio Output (3.5mm) | ||
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) | ||
Mhl | ||
Ethernet (rj45) | ||
Dimensions | ||
Weight, Kg/pounds | 2.8/6.17 | 4.01/8.84 |
Size W X H X D, сm/inches | 30.2 x 8.7 x 24.9/11.9 x 3.4 x 9.8 | 12.7 x 33 x 25.4/5.3 x 13.1 x 10.3 |
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 | ||
Resolution | ||
Resolution Abbreviation | WUXGA | 4K |
Max Resolution (resized) | 1920 x 1200 | 3840 x 2160 |
Native Resolution | 1920 x 1200 | 3840 x 2160 |
User Manual | ||
Manual | pro-ex9220.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 | 30 |