Choosing between the LG 50" UR640S UHD Signage TV and the LG 55" UR640S UHD Signage TV? Here's how they differ on platforms, screen and price, and which one fits your room.

Short answer: pick the 50" UR640S UHD Signage TV if you want the one that costs $746 less. Pick the 55" UR640S UHD Signage TV if you want a 55" UHD signage TV, 400 nits, webOS, budget.
Both are conference room displays; the difference is screen and price.
Side by side
| 50" UR640S UHD Signage TV | 55" UR640S UHD Signage TV | |
|---|---|---|
| Price | $423 | $1,169 |
| Screen size | 50" | 55" |
| Resolution | 3840 x 2160 (UHD) | 3840 x 2160 (UHD) |
| Brightness | 400 nits | 400 nits |
| Panel | IPS (per LG feature description), contrast 5000:1 | IPS (per LG feature description), contrast 1300:1 |
| Operating hours | 16/7 | 16/7 |
| Speakers | 2x 10W | 2x 10W |
| Weight | 25.8 lbs / 11.7 kg | 30.9 lbs / 14.0 kg |
| Warranty | 3-year limited | 3-year limited |
| OS | webOS™ 6.0 | webOS™ 6.0 |
| VESA | 200 x 200 mm | 300 x 300 mm |
| Connections | Inputs: 2x HDMI (side), HDMI ARC, 1x USB-A, RJ45, RS-232C, Wi-Fi | Inputs: 2x HDMI (side), HDMI ARC, 1x USB-A, RJ45, RS-232C, Wi-Fi |
Specs are LG's published figures. Prices can change.
Which should you buy?
- Choose the 50" UR640S UHD Signage TV if you want the one that costs $746 less. See the 50" UR640S UHD Signage TV
- Choose the 55" UR640S UHD Signage TV if you want a 55" UHD signage TV, 400 nits, webOS, budget. See the 55" UR640S UHD Signage TV
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- LG 55" UR640S UHD Signage TV vs ViewSonic CDE5531 55" Smart Commercial Display
- Samsung QBC Series 55" vs LG 55" UR640S UHD Signage TV
Still deciding? Read the 50" UR640S UHD Signage TV guide and the 55" UR640S UHD Signage TV guide, see 50" UR640S UHD Signage TV alternatives and 55" UR640S UHD Signage TV alternatives, compare them interactively, or send us your room details for a recommendation.
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