Optoma HD142X VS
ViewSonic PX747-4K
- Brand - Optoma
- Aspect Ratio - 16:9
- 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
Optoma HD142X
VSPros
- Crisp and accurate picture whether it’s connected to the PS4 or Blu-ray player.
- 12-volt trigger port to automate the electric screen.
- Fan noise is extremely low.
Cons
- Puts off a lot of heat while working.
- The unit is designed to point up but not down when projecting the screen that makes it difficult to project from the high shelves.
ViewSonic PX747-4K
VSPros
- 4K resolution
- High brightness
- Multiple connectivity options
Cons
- Limited keystone correction
Specifications
Groups
| Specification | Optoma HD142X | ViewSonic PX747-4K |
|---|---|---|
| Lens | ||
| Lens Shift | ||
| Focal Length, Mm | 21.86 - 24 | |
| F-number | 2.5 - 2.67 | |
| Zoom Ratio | 1.1x | |
| Dimensions | ||
| Weight, Kg/pounds | 2.49/5.5 | 4.01/8.84 |
| Size W X H X D, сm/inches | 22.86 x 29.72 x 9.40/9 x 11.7 x 3.7 | 12.7 x 33 x 25.4/5.3 x 13.1 x 10.3 |
| Properties | ||
| Projection Screen Size, Inch | 30 - 300 | 60 - 200 |
| Projection System | DLP | DLP |
| Pixel Number | 1024000 | 8294400 |
| Color Reproduction | 1073.4 million | 1.07 billion |
| Throw Ratio Range | 1.48 - 1.6 | 1.47:1 - 1.76:1 |
| Contrast Ratio | 23000:1 | 12000:1 |
| Brightness, Lumens | 3000 | 3500 |
| Power Consumption, W | 260 | 310 |
| Aspect Ratio | 16:9 | 16:9 |
| Input Lag, Ms | 33 | |
| Projection Distance, M/ft | 1.5 - 10/3.2 - 32.8 | 1.9 - 7.8/3.2 - 22.9 |
| Noise Level, Dba | 28 | |
| 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 | |
| Audio Input (rca) | 1 | 1 |
| Usb | 1 | 1 |
| Composite Video Input (rca) | 1 | 1 |
| 12v Trigger | 1 | 1 |
| Vga Input | 1 | 1 |
| Rs232 (db-9pin) | ||
| Mhl | ||
| Ethernet (rj45) | ||
| Spdif (optical) | ||
| Audio | ||
| Integrated Speakers | ||
| Sound Type | mono | mono |
| Speaker Power, W | 10 | 10 |
| Resolution | ||
| Resolution Abbreviation | Full HD | 4K |
| Max Resolution (resized) | 1920 x 1200 | 3840 x 2160 |
| Native Resolution | 1920 x 1080 | 3840 x 2160 |
| User Manual | ||
| Manual | hd142x.pdf | px747-4k.pdf |
| Operating Temperature | ||
| Max, C/f | 40/104 | 40/104 |
| Min, C/f | 5/41 | 0/32 |
| Video Compatibility | ||
| Secam | ||
| Pal | ||
| Ntsc | ||
| Settings | ||
| Keystone Adjustment Horizontal, +- Degrees | ||
| Keystone Adjustment Vertical, +- Degrees | 40 | |
| Lamp | ||
| Lamp Life (eco Mode), Hours | 6000 | 15000 |
| Lamp Life (normal Mode), Hours | 5000 | 4000 |
| Lamp Type, W | 195 | 240 |
