Choosing between the LG 65" UM5N-E UHD Signage and the ViewSonic CDE5531 55" Smart Commercial Display? Here's how they differ on platforms, screen and price, and which one fits your room.

Short answer: pick the LG 65" UM5N-E UHD Signage if you want the one that costs less. Pick the ViewSonic CDE5531 55" Smart Commercial Display if you want a 55" 4K commercial display, 500 nits, 24/7, USB-C.
Both are conference room displays; the difference is screen and price.
Side by side
| LG 65" UM5N-E UHD Signage | ViewSonic CDE5531 55" Smart Commercial Display | |
|---|---|---|
| Price | $1,217 | $1,250 |
| Screen size | 65" | 55" |
| Resolution | 3840 x 2160 (UHD) | 3840 x 2160 |
| Brightness | 500 nits | 500 nits |
| Panel | IPS, contrast 1100:1 | VA, contrast 1,200:1 |
| Operating hours | 24/7 | 24/7 |
| Speakers | — | 16W (x2) |
| Weight | 57.5 lbs / 26.1 kg | 12.95 kg (28.55 lbs) |
| Warranty | 3-year limited | Three-year limited warranty on parts, labor and backlight |
| Connections | Inputs: 3x HDMI, DisplayPort, 1x USB-A, RJ45, RS-232C, Wi-Fi | Inputs: 3x HDMI 2.1, HDMI out, 1x USB-C (DP 1.2, 65W), RJ45, RS232 |
Specs are LG and ViewSonic's published figures. Prices can change.
The key differences
- Warranty: LG 65" UM5N-E UHD Signage: 3-year limited. ViewSonic CDE5531 55" Smart Commercial Display: Three-year limited warranty on parts, labor and backlight.
Which should you buy?
- Choose the LG 65" UM5N-E UHD Signage if you want the one that costs less. See the LG 65" UM5N-E UHD Signage
- Choose the ViewSonic CDE5531 55" Smart Commercial Display if you want a 55" 4K commercial display, 500 nits, 24/7, USB-C. See the ViewSonic CDE5531 55" Smart Commercial Display
Also compared
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- LG 55" UH5Q-E UHD Signage vs ViewSonic CDE5531 55" Smart Commercial Display
- LG 55" UR640S UHD Signage TV vs ViewSonic CDE5531 55" Smart Commercial Display
Still deciding? Read the LG 65" UM5N-E UHD Signage guide and the ViewSonic CDE5531 55" Smart Commercial Display guide, see 65" UM5N-E UHD Signage alternatives and CDE5531 55" Smart Commercial Display alternatives, compare them interactively, or send us your room details for a recommendation.
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