LG SM3G 22SM3G-B 21.5"
The integrated quad-core SoC running webOS 4.0 eliminates the need for an external media player, simplifying digital signage deployment. Its IPS panel offers wide viewing angles and the display supports both SNMP and Crestron protocols for seamless integration into larger automation systems. This monitor is best for IT administrators deploying a reliable, networked 22-inch display for meeting room scheduling or corporate messaging in a 16/7 duty cycle.
Snapshot
Pros & Cons
Pros
- Strong feature (86th percentile) 86th
- Strong portability (77th percentile) 77th
Cons
- Below average performance (2nd percentile)
- Below average display (20th percentile)
The proof
Performance
Specifications
Full Specifications
Display
| Size | 21.5" |
| Resolution | 1920x1080 (Full HD) |
| Panel Type | IPS |
| Aspect Ratio | 16:9 |
Performance
| Refresh Rate | 60 Hz |
| Response Time | 14 |
Color & HDR
| Brightness | 250 nits |
| HDR | HDR10 |
Connectivity
| HDMI Ports | 2 |
| Speakers | Yes |
Ergonomics
| Tilt | Yes |
| Pivot | Yes |
| VESA Mount | 100x100 |
Features
| Touchscreen | No |
| PIP/PBP | Yes |
| Power | 30 |
| Weight | 3.3 kg / 7.4 lbs |
vs Competition
| Spec | LG SM3G 22SM3G-B 21.5" | ASUS ROG Strix XG27AQDMG | MSI MAG 271QPX QD-OLED E2 | Samsung Odyssey OLED G6 G60SF | Dell UltraSharp U4025QW | Gigabyte AORUS FO32U2 |
|---|---|---|---|---|---|---|
| Screen Size | 21.5 | 26.5 | 27 | 27 | 39.70000076293945 | 32 |
| Resolution | 1920 x 1080 | 2560 x 1440 | 2560 x 1440 | 2560 x 1440 | 5120 x 2160 | 3840 x 2160 |
| Panel Type | IPS | OLED | QD-OLED | QD-OLED | IPS | OLED |
| Refresh Rate | 60 | 240 | 240 | 500 | 120 | 240 |
| Response Time Ms | 14 | 0.029999999329447746 | 0.029999999329447746 | 0.029999999329447746 | 5 | 0.029999999329447746 |
| Adaptive Sync | - | FreeSync Premium Pro | FreeSync Premium Pro | FreeSync Premium Pro | Adaptive-Sync | FreeSync Premium Pro |
| Hdr | HDR10 | HDR10 | DisplayHDR True Black 400 | HDR10+ | DisplayHDR 600 | DisplayHDR True Black 400 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Color | Portability | Display | Feature | Ergonomic | Performance | Connectivity |
|---|---|---|---|---|---|---|---|
| LG SM3G 22SM3G-B 21.5" | 46.4 | 76.9 | 20.4 | 85.9 | 63.3 | 2.1 | 46.2 |
| ASUS ROG Strix XG27AQDMG Compare | 96.7 | 73.6 | 75.8 | 72.1 | 90.5 | 98 | 93.4 |
| MSI MAG 271QPX QD-OLED E2 Compare | 99 | 63.5 | 76.6 | 85.9 | 90.5 | 98 | 82.1 |
| Samsung Odyssey OLED G6 G60SF Compare | 83.4 | 63.5 | 76.6 | 72.1 | 90.5 | 99.9 | 98.2 |
| Dell UltraSharp U4025QW Compare | 97.8 | 82.2 | 95.5 | 97.1 | 90.5 | 56.6 | 99.3 |
| Gigabyte AORUS FO32U2 Compare | 80.9 | 68.7 | 99 | 85.9 | 90.5 | 98 | 87.9 |
Price
Value & Pricing
Amazon.com.mx 1 offer From MX$6,701
We started tracking prices for this product on Jul 16, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.