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19.61 in 5.55 in | 13.07 in 5.31 in | |
Available colors | ||
Editiorial reviews | ||
User rating |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Projector type | DLP | DLP |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Analog 3.5mm output | yes | yes |
Analogue 3.5mm input | yes | yes |
Component input (YPbPr/YCbCr) | no | yes |
Composite input | no | yes |
Serial interface type | RS-232 | RS-232 |
DisplayPort | no | no |
DVI in | no | no |
HDMI | yes | yes |
HDMI version | 1.4a/2.0 | 2.0 |
Number of HDMI inputs | 2 | 2 |
HDMI connector type | Full-size | Full-size |
MHL | yes | no |
HDCP | yes | yes |
Other connectors | 5mm output | 5mm output |
S-video input | no | no |
USB | yes | yes |
USB 2.0 | 2 | 1 |
VGA in | yes | yes |
Number of VGA (D-Sub) ports | 1 | 1 |
12V trigger | yes | yes |
AC (power) input | yes | yes |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Design type | Desktop projector | Desktop projector |
Portable | no | yes |
Colour of product | Black | White |
Built-in display | no | no |
Cable lock slot | yes | yes |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Noise level | 25 - 28 | < 27 |
Operating relative humidity (H-H) | 0 - 85 | 0 - 90 |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Width | 19.61 in | 13.07 in |
Height | 5.55 in | 5.31 in |
Depth | 13.03 in | 10.28 in |
Weight | 17.2 lb | 8.82 lb |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Lens shift | yes | no |
Throw ratio | 1.39 - 2.22 | 1.47 - 1.76 |
Aperture range (F-F) | 2.5 - 3.26 | 1.94 - 2.06 |
Zoom ratio | 1.6 x | 1.2 x |
Projection distance | 1.3 - 9.3 | 97 - 11.69 |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Type of lamp | Bulb | Bulb |
Lamp life max (normal) | 1500.0 h | 4000.0 h |
Lamp life max (eco) | 10000.0 h | 15000.0 h |
Number of lamps | 1 | 1 |
Bulb power | 240.0 W | 240.0 W |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Screen size | 26.4 - 302.4 | 76.2 - 300 |
Screen size compatibility | 26.45 - 302.2 | 30 - 300 |
Resolution | 3840 x 2160 px | 3840 x 2160 px |
Number of colours | 1.073 billion colours | 1.07 billion colours |
Supported graphics resolutions |
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Native aspect ratio | 16:9 | 16:9 |
Aspect ratio |
| 16:9 |
Brightness (max) | 2200.0 lm | 3500.0 lm |
Contrast ratio | 1200000:1 | 12000:1 |
Dynamic contrast | 1200000:1 | 12000:1 |
Video formats supported |
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Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
RoHS compliance | yes | yes |
Handheld remote control | yes | yes |
Memory card reader | no | no |
On Screen Display (OSD) | yes | yes |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Ethernet connection | yes | no |
Wireless network (Wi-Fi) | no | no |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
3D support (3D-Ready) | no | no |
HD ready | yes | yes |
Full HD (HD ready 1080p) | yes | yes |
HDR | yes | yes |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Built-in speakers | yes | yes |
RMS rated power | 4.0 W | 10.0 W |
Optoma UHD65 | ViewSonic PX747-4K | |
---|---|---|
Operational Power Consumption (min-max) | 249 - 305 | < 330 |
Power consumption (typical) | 305.0 W | 310.0 W |
Power consumption (standby) | 0.5 W | 0.5 W |
Power management |
| Mains |
Pros | ||
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Cons |