Optoma HD66 VS
Optoma UHD51A
- Brand - Optoma
- Aspect Ratio - 16:9
- REMOTE CONTROL - true
- Brand - Optoma
- Aspect Ratio - 16:9
- REMOTE CONTROL - true
Product Analysis - Choose the best one
Optoma UHD51A...
(4.8)
Optoma UHD51A — High-Contrast Short-Throw 4K Projector with Quiet Operation
Here’s the detailed Optoma UHD51A review. The projector features native UHD quality, HDR10 compatibility, enhanced color mode, versatile connections, and regulation mechanisms. This device creates a high-quality image on a short distance while preserv
Read MorePros & Cons
Optoma UHD51A
VSPros
- Alexa and Google Assistant compatibility
- HDR10 and HLG support
- High brightness and contrast
Cons
- Fan noise sometimes
Specifications
Groups
| Specification | Optoma HD66 | Optoma UHD51A |
|---|---|---|
| Features | ||
| Remote Control | ||
| Projection Method | front, rear, ceiling mount, tabletop | front, rear, ceiling mount, tabletop |
| Security | Kensington lock, password protection | Kensington lock, password protection |
| 3d | ||
| Mouse Functions | ||
| Connectivity | ||
| Vga Input | 2 | 1 |
| Rs232 (db-9pin) | 1 | 1 |
| Mhl | ||
| Ethernet (rj45) | ||
| Spdif (optical) | ||
| Audio Output (3.5mm) | 1 | |
| Audio Input (3.5mm) | 1 | |
| Usb (service) | 1 | |
| Audio Input (rca) | 1 | 1 |
| Usb | 3 | |
| Composite Video Input (rca) | ||
| 12v Trigger | 1 | |
| Video Compatibility | ||
| Pal | ||
| Ntsc | ||
| Secam | ||
| Operating Temperature | ||
| Min, C/f | 5/41 | 5/41 |
| Max, C/f | 40/104 | 40/104 |
| Properties | ||
| Contrast Ratio | 4000:1 | 500000:1 |
| Power Consumption, W | 255 | 317 |
| Brightness, Lumens | 2500 | 2400 |
| Aspect Ratio | 16:9 | 16:9 |
| Input Lag, Ms | ||
| Projection Distance, M/ft | 1.2 - 12/3.2 - 39.3 | 1 - 8.1/3.4 - 26.4 |
| Noise Level, Dba | 32 | 28 |
| Projection Screen Size, Inch | 30 - 302 | 30 - 300 |
| Projection System | DLP | DLP |
| Pixel Number | 1920000 | 8294400 |
| Color Reproduction | 1.07 billion | 1.07 billion |
| Throw Ratio Range | 1.55:1 - 1.70:1 | 1.21:1 - 1.59:1 |
| Lamp | ||
| Lamp Life (eco Mode), Hours | 4000 | 15000 |
| Lamp Life (normal Mode), Hours | 3000 | 4000 |
| Lamp Type, W | 185 | 240 |
| Settings | ||
| Keystone Adjustment Horizontal, +- Degrees | ||
| Keystone Adjustment Vertical, +- Degrees | 40 | |
| Audio | ||
| Sound Type | mono | stereo |
| Speaker Power, W | 2 | 10 |
| Integrated Speakers | ||
| Lens | ||
| Zoom Ratio | 1.3x | |
| Lens Shift | vertical +/- 40% | vertical +/- 15% |
| Focal Length, Mm | 20.91 - 32.62 | |
| F-number | 2.5 - 3.26 | |
| Dimensions | ||
| Weight, Kg/pounds | 2.3/4.4 | 6.5/11.7 |
| Size W X H X D, сm/inches | 11 x 3.9 x 7.4/29 x 10 x 19 | 39.2 x 28.1 x 12.9/15.4 x 11.1 x 5.1 |
| Resolution | ||
| Resolution Abbreviation | HD | 4K |
| Max Resolution (resized) | 1600 x 1200 | 3840 x 2160 |
| Native Resolution | 1280 x 720 | 3840 x 2160 |
