LG UL5Q-M 55" Black
The 500-nit ADS LCD panel with native 4K resolution and a 10.8mm even bezel is built for 24/7 digital signage, supporting both portrait and landscape mounting. Its webOS 6.1 platform with network and RS-232 control simplifies remote management across multiple displays. Best for retail or corporate AV installers needing a reliable, bright commercial display for continuous operation.
Resumen
The 30-Second Version
A 55-inch signage workhorse that laughs at 24/7 operation but cries at 60Hz. Great for lobbies, terrible for desks.
Pros & Cons
Ventajas
- 500 nits brightness cuts through ambient light like butter 96th
- 24/7 duty cycle means it's built to never sleep 95th
- 10.8mm even bezels look clean in video wall setups
- webOS 6.1 with network and RS-232 control is a signage admin's dream
Desventajas
- 60Hz and 8ms response time are useless for gaming
- 80% DCI-P3 coverage is fine for signage but weak for color-critical work
- 124W power draw is hefty for a single display
- No DisplayPort, just three HDMI ports
Las pruebas
Performance
The performance score of 6th percentile looks brutal until you realize it's being measured against gaming monitors with 240Hz refresh rates and 0.03ms response times. The UL5Q-M runs at 60Hz with an 8ms response, which is perfectly fine for static signage, menu boards, and wayfinding displays. What surprised us is the display quality. The 500 nits brightness and 96th percentile display score mean this thing is visible in bright retail environments where a typical office monitor would wash out completely.
Specifications
Full Specifications
Display
| Size | 55" |
| Resolution | 3840x2160 (4K UHD) |
| Panel Type | IPS |
| Aspect Ratio | 16:9 |
| Curved | No |
| Screen Finish | matte |
Performance
| Refresh Rate | 60 Hz |
| Response Time | 8 |
Color & HDR
| Brightness | 500 nits |
| Color Gamut | 80% DCI-P3 |
| Color Depth | 10-bit |
Connectivity
| HDMI Ports | 3 |
| Speakers | Yes |
Ergonomics
| Height Adjustable | No |
| Tilt | No |
| Swivel | No |
| Pivot | No |
| VESA Mount | 300x300 |
Features
| Touchscreen | No |
| PIP/PBP | No |
| Power | 124 |
| Weight | 12.0 kg / 26.5 lbs |
vs Competition
The competitors listed here are gaming monitors like the ASUS ROG Strix XG27UCDMG and Alienware AW3425DW, which is comparing apples to billboards. Those are 27 to 34-inch OLED panels built for speed and color accuracy at a desk. The UL5Q-M is a 55-inch commercial display built for visibility and uptime. If you need signage, the UL5Q-M beats all of them. If you need a monitor, all of them beat the UL5Q-M. The Dell UltraSharp U4025QW is the closest in spirit, a productivity-focused panel, but even that is a desktop display, not a wall-mounted signage unit.
| Spec | LG UL5Q-M 55" | ASUS ROG Strix XG27UCDMG | MSI MAG 271QPX QD-OLED E2 | Alienware AW-Series AW3425DW | Samsung Odyssey G60SD | Gigabyte M Series OLED MO27U2 SA |
|---|---|---|---|---|---|---|
| Screen Size | 55 | 27 | 27 | 34 | 27 | 27 |
| Resolution | 3840 x 2160 | 3840 x 2160 | 2560 x 1440 | 3440 x 1440 | 2560 x 1440 | 3840 x 2160 |
| Panel Type | IPS | OLED | QD-OLED | QD-OLED | OLED | QD-OLED |
| Refresh Rate | 60 | 240 | 240 | 240 | 360 | 240 |
| Response Time Ms | 8 | 0.029999999329447746 | 0.029999999329447746 | 0.029999999329447746 | 0.029999999329447746 | 0.029999999329447746 |
| Adaptive Sync | - | FreeSync Premium Pro | FreeSync Premium Pro | FreeSync Premium Pro | FreeSync Premium Pro | FreeSync Premium Pro |
| Hdr | - | DisplayHDR True Black 400 | DisplayHDR True Black 400 | DisplayHDR 400 True Black | HDR10+ | DisplayHDR 400 |
| Compare | Compare | Compare | Compare | Compare |
| Producto | Color | Portabilidad | Display | Feature | Ergonomic | Performance | Connectivity |
|---|---|---|---|---|---|---|---|
| LG UL5Q-M 55" | 95 | 21.1 | 95.5 | 19.9 | 31.2 | 6.1 | 58.6 |
| ASUS ROG Strix XG27UCDMG Compare | 96.1 | 57.9 | 97.8 | 84 | 90.9 | 98 | 81.5 |
| MSI MAG 271QPX QD-OLED E2 Compare | 99.1 | 57.9 | 77.4 | 84 | 90.9 | 98 | 81.5 |
| Alienware AW-Series AW3425DW Compare | 99 | 74 | 85.8 | 90 | 90.9 | 98 | 95.3 |
| Samsung Odyssey G60SD Compare | 90.5 | 40.1 | 77.4 | 67.9 | 90.9 | 99.6 | 87.7 |
| Gigabyte M Series OLED MO27U2 SA Compare | 84.1 | 57.9 | 97.8 | 84 | 90.9 | 98 | 81.5 |
Precio
Value & Pricing
At $1,080 USD, this is priced like a commercial tool, not a consumer monitor. For a business deploying digital signage, that's reasonable given the 24/7 rating and management features. For a home user, it's a terrible deal. You're paying for durability and control features you'll never use.
B&H Photo 1 oferta Desde 1080 US$
Seguimos los precios de este producto desde el 7 nov 2026. El gráfico aparecerá cuando tengamos más datos.
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Overview
The LG UL5Q-M is a commercial signage display that accidentally wandered into a monitor comparison chart. It's a 55-inch 4K panel built to run 24/7 in a lobby or retail space, not to sit on your desk. The one thing to know: this is a signage tool, not a gaming or productivity monitor, and judging it by those standards misses the point entirely.
Common Questions
Q: Can I use this as a regular TV or monitor?
Technically yes, it has HDMI ports and speakers. But you'd be paying a premium for commercial features like 24/7 duty cycle and RS-232 control that you'll never touch. A regular 55-inch TV costs half as much and looks better for movies.
Q: How does this handle bright rooms?
Really well. The 500 nits brightness is the standout spec here. In a sunlit lobby or storefront window, this display stays readable when most consumer monitors would look like a dim mirror.
Q: Is the 80% DCI-P3 color coverage a problem?
For signage, no. Menu boards and wayfinding graphics don't need wide gamut color. For photo or video editing, yes, you'd want something with better color accuracy. This panel is built for visibility, not color-critical work.
Who Should Skip This
If you're looking for a gaming monitor, this isn't it. Go get an OLED panel with high refresh rates instead. If you want a home office display, this is overkill in size, price, and power draw. A 27 or 32-inch 4K monitor will serve you better for less money. This is a commercial product for commercial spaces, full stop.
Verdict
Buy the LG UL5Q-M if you're outfitting a retail space, corporate lobby, or restaurant menu board. It's built for exactly that and does it well. Do not buy this for your desk, your gaming rig, or your home office. It's the wrong tool for that job, and no amount of 4K resolution changes that.
Usage Scores
- General47.3
- Gaming38.8
- Office42.4
- Creative65.4
- Portable6.6
- Professional59.9
- Entretenimiento41.8