LG 34WR55QK
Today
Previous check$295
Amazon: the cheapest today among the stores checked
3.2 out of 10 on the spec sheet
Buy on AmazonLG 34WR55QK or MSI MAG342CQR?
34WR55QK costs $14 less today; MAG342CQR has score 1.2 higher (4.4 vs. 3.2).
LG 34WR55QK
3.2score
MSI MAG342CQR
4.4score · higher
LG wins 1by componentMSI wins 2
- 2.1Image2.7
- 3.3Smoothness7.4
- 5.0Connections·
- 4.0Ergonomics3.0
LG 34WR55QK is $14 the cheaperMSI MAG342CQR is 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 competitive gaming
Only MSI MAG342CQR works: 144 Hz or more and a stated 1 ms.
Neither one fits: Monitors for work and study, Monitors for casual gaming and console, 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
34WR55QK wins on ergonomics; MAG342CQR wins on smoothness.
- 2.1Image2.7
- 3.3Smoothness7.4 (wins)
- 5.0ConnectionsN/A
- 4.0 (wins)Ergonomics3.0
MSI MAG342CQR
Today
Previous check$309
Amazon: the cheapest today among the stores checked
4.4 out of 10 on the spec sheet +1.2
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
34WR55QK
- Amazon Lowest price$295Buy on Amazon
MAG342CQR
- Amazon Lowest price$309Buy on Amazon
The math the store doesn’t do
Price divided by size and running cost, side by side.
Spec sheet side by side
| Item | 34WR55QK | MAG342CQR |
|---|---|---|
| Screen | ||
| Type | Ultrawide (21:9 or 32:9) | Ultrawide (21:9 or 32:9) |
| Size | 34 ″ | 34 ″ |
| Resolution changes | QHD | UWQHD |
| Pixel density changes | 86 ppi | 110 ppi |
| Aspect ratio | 21:9 | 21:9 |
| Curved screen | Yes | Yes |
| Stated HDR changes | HDR10 | not listed |
| Line changes | UltraWide | not listed |
| Smoothness | ||
| Refresh rate changes | 100 Hz | 144 Hz |
| Response time (stated) changes | 5 ms | 1 ms |
| Connections | ||
| HDMI ports changes | 1 | not listed |
| DisplayPort ports changes | 1 | not listed |
| Ergonomics | ||
| Height adjustment changes | Yes | not listed |
| Pivot (portrait mode) changes | not listed | Yes |
| General | ||
| Model code changes | 34WR55QK | MAG342CQR |
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.