Epson PowerLite 1781W VS
ViewSonic PX747-4K
- Brand - Epson
- Aspect Ratio - 16:10
- REMOTE CONTROL - true
- Brand - ViewSonic
- Aspect Ratio - 16:9
- REMOTE CONTROL - true
Product Analysis - Choose the best one
ViewSonic PX747-4K...
(4.8)
ViewSonic PX747-4K — True UHD Projector with HDR Support and Long Lamp Life
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 MorePros & Cons
ViewSonic PX747-4K
VSPros
- 4K resolution
- High brightness
- Multiple connectivity options
Cons
- Limited keystone correction
Specifications
Groups
| Specification | Epson PowerLite 1781W | ViewSonic PX747-4K |
|---|---|---|
| Properties | ||
| Noise Level, Dba | 39 | |
| Projection Distance, M/ft | 1.1 - 4.1/3.2 - 13.1 | 1.9 - 7.8/3.2 - 22.9 |
| Projection Screen Size, Inch | 50 - 150 | 60 - 200 |
| Projection System | 3LCD | DLP |
| Pixel Number | 1024000 | 8294400 |
| Color Reproduction | 1.07 billion | 1.07 billion |
| Throw Ratio Range | 1.04 - 1.26 | 1.47:1 - 1.76:1 |
| Contrast Ratio | 10000:1 | 12000:1 |
| Power Consumption, W | 309 | 310 |
| Brightness, Lumens | 3200 | 3500 |
| Input Lag, Ms | ||
| Aspect Ratio | 16:10 | 16:9 |
| Lamp | ||
| Lamp Type, W | 214 | 240 |
| Lamp Life (eco Mode), Hours | 7000 | 15000 |
| Lamp Life (normal Mode), Hours | 4000 | 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) | ||
| Audio | ||
| Speaker Power, W | 1 | 10 |
| Integrated Speakers | ||
| Sound Type | mono | mono |
| Lens | ||
| Zoom Ratio | 2.1x | |
| Lens Shift | vertical +/- 45%, horizontal +/- 30% | |
| Focal Length, Mm | 22.5 - 47.2 | |
| F-number | 2.0 - 3.17 | |
| Features | ||
| Projection Method | front, rear, ceiling mount, tabletop | front, rear, ceiling mount, tabletop |
| Security | password protection | Kensington lock, password protection |
| 3d | ||
| Mouse Functions | ||
| Remote Control | ||
| Dimensions | ||
| Weight, Kg/pounds | 7.30/16.1 | 4.01/8.84 |
| Size W X H X D, сm/inches | 5 x 29 x 21/1.97 x 11.42 x 8.27 | 12.7 x 33 x 25.4/5.3 x 13.1 x 10.3 |
| Resolution | ||
| Resolution Abbreviation | WXGA | 4K |
| Max Resolution (resized) | 1920 x 1200 | 3840 x 2160 |
| Native Resolution | 1280 x 800 | 3840 x 2160 |
| 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 |
