Our Verdict
LG HU915QE Wins

It offers higher brightness at up to 3700 ANSI Lumens and a 3Ch Laser light source. Choose BenQ HT4550i for its 3200 lumens LED, Native 4K, and 2D lens shift for flexible setup.
Spec Comparison
15 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $2999 | $4795 |
| Rating | 3.4(813) | 4.0(123) |
| Brightness Ansi Lumens | 3200 | — |
| Native Resolution | Native 4K | — |
| Lens Shift | Yes | — |
| Weight | 13.4 lbs | 24 lbs |
| Hdr Support | Yes | — |
| Light Source | LED | — |
| Speaker Watts | 5W | — |
| Sensor Type | — | OmniSense |
| Model Number | — | HU915QE |
| WiFi | — | Yes |
| Dimensions | — | 22" × 30" × 27" |
| Max Pet Weight | — | 25 lbs |
| App Subscription | — | Free |
| Cleaning Cycle | — | 7 min |
| Waste Capacity | — | 5.5L |
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Pros & Cons
Quick overview of strengths and weaknesses
BenQ HT4550i 4K
- Native 4K UHD resolution offers sharp image clarity.
- LED light source provides 10+ years of lifespan.
- 100% DCI-P3 color ensures accurate cinematic hues.
- 2D lens shift and 1.3x zoom aid setup flexibility.
- Integrated 5W speaker delivers limited audio quality.
- 13.4 lbs weight may limit easy repositioning.
- 3200 lumens limits performance in bright ambient light.
LG HU915QE Ultra
- Auto-cleans after each use
- WiFi app monitoring
- Fits cats up to 25 lbs
- Low noise operation
- Large footprint
- High upfront cost
- Requires specific litter
Frequently Asked Questions
Common questions about this comparison
What's the main difference in brightness?
The LG HU915QE offers higher peak brightness at up to 3700 ANSI Lumens. In contrast, the BenQ HT4550i provides 3200 ANSI lumens. The LG might perform better in rooms with some ambient light due to its higher light output.
Which projector is better for small rooms or limited space?
The LG HU915QE is an Ultra Short Throw projector, ideal for small rooms as it projects a large image from very close to the screen. The BenQ HT4550i is a standard throw projector, requiring more distance.
What type of light source do these projectors use?
The BenQ HT4550i utilizes an LED light source, known for a long lifespan. The LG HU915QE features a 3-channel Laser light source, offering excellent color accuracy and potentially longer operational life with minimal maintenance.
Do both projectors offer 4K resolution?
Yes, both projectors offer 4K resolution. The BenQ HT4550i provides Native 4K UHD, and the LG HU915QE specifies 4K UHD (3840 x 2160). You can expect sharp, detailed images from either model.
Which projector has better smart features?
Both projectors offer robust smart platforms. BenQ includes Android TV with pre-loaded Netflix and Chromecast. LG features its webOS 6.0, supporting Netflix and Apple TV+. Both provide good streaming options.
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