ViewSonic PX748-4K 4K UHD Projector: Bright and Versatile Home Theater Solution.
The ViewSonic PX748-4K is a high-performance 4K UHD projector that promises to deliver an extraordinary viewing experience. With 4000 ANSI lumens of brightness, this projector ens…
Product review summary
This page is intentionally secondary to the manual page and exists to provide review-oriented context.
Pros:
- Bright and clear image, even in well-lit areas
- True 4K resolution with HDR and HLG support
- 240Hz refresh rate and 4.2ms input lag for gaming
- Ability to stream content directly from phone or laptop
- Powerful 1.3x optical zoom and auto keystone and 4 corner adjustment
- LAN control capability and range of input options
Cons:
- Lack of optical out
- Loud fans, especially in "Normal" lamp setting
- Stiff focus and zoom controls
- Cumbersome screen adjustment
- Reports of loud buzzing sounds or smoking
FAQ
Q: What is the resolution of the ViewSonic PX748-4K projector?
A: The ViewSonic PX748-4K projector has a 4K UHD (3840x2160p) resolution.
Q: What is the brightness of the ViewSonic PX748-4K projector?
A: The ViewSonic PX748-4K projector has a brightness of 4000 ANSI Lumens.
Q: Does the ViewSonic PX748-4K projector support HDR and HLG?
A: Yes, the ViewSonic PX748-4K projector supports HDR and HLG.
Q: Can I stream content directly from my phone, laptop or tablet with the ViewSonic PX748-4K projector?
A: Yes, you can stream content directly from your phone, laptop or tablet while also charging your devices simultaneously with the USB-C port.
Q: What is the input lag of the ViewSonic PX748-4K projector and how do I activate it?
A: The ViewSonic PX748-4K projector operates with a 240Hz refresh rate and a 4.2ms response time (input lag). To enable the 4.2ms input, turn it on via advanced settings and set the refresh rate to 240Hz. Reaction time is based on DMD chip.
Q: What is the optimal throw distance for a clear 4K image with the ViewSonic PX748-4K projector?
A: The recommended max throw distance to display a clear 4K 300” image is 32 ft.
Q: What is the optimal screen size for a clear 4K image with the ViewSonic PX748-4K projector?
A: The ViewSonic PX748-4K projector can display a clear 4K image from 30” to 300”.
Q: Does the ViewSonic PX748-4K projector support 3D video?
A: Yes, the ViewSonic PX748-4K projector supports 3D video. Some older units may need a firmware update to add this feature, but all currently shipping units are ready to go.
Q: What is included in the box with the ViewSonic PX748-4K projector?
A: The ViewSonic PX748-4K projector comes with the projector, power cable, USB-C cable, remote control, and quick start guide.
Q: What connectivity options does the ViewSonic PX748-4K projector have?
A: The ViewSonic PX748-4K projector supports most media players, gaming consoles, PCs, Macs, and mobile devices with input options such as HDMI, USB-C, Ethernet Lan, 12V Trigger and more.
Q: Does the ViewSonic PX748-4K projector have Bluetooth?
A: No, the ViewSonic PX748-4K projector does not have Bluetooth.
Q: Does the ViewSonic PX748-4K projector have a split screen feature?
A: No, the ViewSonic PX748-4K projector does not have a split screen feature natively.
Q: Can I use the ViewSonic PX748-4K projector to supply power to wireless dongles like Chromecast or Amazon Fire TV stick?
A: Yes. A built-in USB power output (5V/1.5A) can be used to supply power to wireless dongles like Chromecast or Amazon Fire TV stick.
Source documents
Official manuals and related source files discovered for this product.
Specifications
Structured product details pulled from the latest available product data.
| Brand | ViewSonic |
|---|---|
| Manufacturer | ViewSonic |
| Model Number | PX748-4K |
| Category | Electronics > Video Projectors |
| Weight | 2.8 pounds |
| Dimensions | 4.3 x 12.2 x 8.7 inches |
| First Available | June 2, 2021 |
| Product Dimensions | 4.3 x 12.2 x 8.7 inches |
| Item Weight | 2.8 pounds |
| ASIN | B096HBWRGT |
| Item model number | PX748-4K |
| Batteries | 2 AAA batteries required. |
| Customer Reviews | 4.3 4.3 out of 5 stars 282 ratings 4.3 out of 5 stars |
| Best Sellers Rank | #1,194 in Video Projectors |
| Is Discontinued By Manufacturer | No |
| Date First Available | June 2, 2021 |
| Language | Unknown |
| Recommended Uses For Product | Gaming |
| Special Feature | Built-In 3d |
| Connectivity Technology | Ethernet, HDMI, USB, USB 2.0 Type A |
| Display resolution | 3840 x 2160 |