LG 27U631A
Today
Previous check$170
Amazon: the cheapest today among the stores checked
4.4 out of 10 on the spec sheet
Buy on AmazonLG 27U631A or MSI 274QF?
MSI 274QF costs $11 less today and also has score 0.1 higher (4.5 vs. 4.4).
LG 27U631A
4.4score
MSI 274QF
4.5score · higher
LG wins 1by componentMSI wins 1
- 3.6Image3.6
- 5.7Smoothness8.0
- 4.0Connections2.0
- ·Ergonomics3.0
LG 27U631A is the cheaperMSI 274QF is $11 the cheaper
The best for each use
By the spec rule for each use, the same one the lists on this site use.
Monitors for work and study
Only LG 27U631A works: General use, 23″ to 27″.
Monitors for competitive gaming
Only MSI 274QF works: 144 Hz or more and a stated 1 ms.
Monitors for casual gaming and console
Only MSI 274QF works: 120 Hz or more, 25″ to 32″.
Neither one fits: Monitors for creative work (photo and video), Monitors to use two on the desk, Cheap monitors worth buying.
The comparison in detail
Score by component, side by side
LG 27U631A wins on connections; MSI 274QF wins on smoothness.
- 3.6Image3.6
- 5.7Smoothness8.0 (wins)
- 4.0 (wins)Connections2.0
- N/AErgonomics3.0
MSI 274QF
Today
Previous check$159
Amazon: the cheapest today among the stores checked
4.5 out of 10 on the spec sheet +0.1
Buy on AmazonAffiliate links: if you buy, the store pays us a commission at no cost to you.
Where is each one cheapest today?
Updated 12/11/2026
LG 27U631A
- Amazon Lowest price$170Buy on Amazon
MSI 274QF
- Amazon Lowest price$159Buy on Amazon
The math the store doesn’t do
Price divided by size and running cost, side by side.
| Math | LG 27U631A | MSI 274QF |
|---|---|---|
| Price per inch | $6.30 | $5.89 menor |
Spec sheet side by side
| Item | LG 27U631A | MSI 274QF |
|---|---|---|
| Screen | ||
| Type changes | General use and office | Gaming (144 Hz or more) |
| Size | 27 ″ | 27 ″ |
| Resolution | QHD | QHD |
| Pixel density | 109 ppi | 109 ppi |
| Aspect ratio | 16:9 | 16:9 |
| Stated HDR changes | HDR10 | HDR |
| Smoothness | ||
| Refresh rate changes | 100 Hz | 200 Hz |
| Response time (stated) changes | 5 ms | 0.5 ms |
| Sync changes | not listed | FreeSync |
| Connections | ||
| HDMI ports | 1 | 1 |
| USB-C changes | Yes | not listed |
| Ergonomics | ||
| VESA mount holes changes | not listed | Yes |
| General | ||
| Model code changes | 27U631A | 274QF |
Other comparisons
How we choose
Source: Amazon.com catalog, checked on 12/11/2026.
Lowest price seen for the product on Amazon.com, shipped to New York 10001, on the day it was read, before sales tax. The model is the brand plus the name of the monitor; the versions go in the table. The price range, the median and the position use only models with a score; the price comparison looks at models whose score is within 0.5 points.
The spec score doesn’t measure the real calibration or durability, and the strong or weak point reading is just a comparison of numbers, not a buying recommendation.