Acer X27U
Today
Previous check$320
Amazon: the cheapest today among the stores checked
7.5 out of 10 on the spec sheet +1.9
Buy on AmazonAcer X27U or LG 27G440A?
LG 27G440A costs $80 less today; Acer X27U has score 1.9 higher (7.5 vs. 5.6).
Acer X27U
7.5score · higher
LG 27G440A
5.6score
Acer wins 4by componentLG wins 0
- 5.1Image3.8
- 10.0Smoothness9.5
- 7.0Connections5.0
- 10.0Ergonomics3.0
Acer X27U is the cheaperLG 27G440A is $80 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
Both work. LG 27G440A is $80 cheaper.
Monitors for casual gaming and console
Both work. LG 27G440A is $80 cheaper.
Monitors for creative work (photo and video)
Only Acer X27U works: QHD or 4K with an IPS or OLED panel.
Monitors for creative work (photo and video)Up to $350On sale
Cheap monitors worth buying
Only LG 27G440A works: Full HD with 100 Hz or more.
Neither one fits: Monitors for work and study, Monitors to use two on the desk.
The comparison in detail
Score by component, side by side
Acer X27U wins on image, connections and ergonomics.
- 5.1 (wins)Image3.8
- 10.0Smoothness9.5
- 7.0 (wins)Connections5.0
- 10.0 (wins)Ergonomics3.0
LG 27G440A
Today
Previous check$240
Amazon: the cheapest today among the stores checked
5.6 out of 10 on the spec sheet
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
Acer X27U
- Amazon Lowest price$320Buy on Amazon
LG 27G440A
- Amazon Lowest price$240Buy on Amazon
The math the store doesn’t do
Price divided by size and running cost, side by side.
| Math | Acer X27U | LG 27G440A |
|---|---|---|
| Price per inch | $11.85 | $8.89 menor |
Spec sheet side by side
| Item | Acer X27U | LG 27G440A |
|---|---|---|
| Screen | ||
| Type | Gaming (144 Hz or more) | Gaming (144 Hz or more) |
| Size | 27 ″ | 27 ″ |
| Resolution changes | QHD | Full HD |
| Pixel density changes | 109 ppi | 82 ppi |
| Panel changes | OLED | IPS |
| Aspect ratio | 16:9 | 16:9 |
| Curved screen | No | No |
| Stated HDR changes | not listed | HDR10 |
| Line changes | Predator | UltraGear |
| Smoothness | ||
| Refresh rate | 240 Hz | 240 Hz |
| Response time (stated) changes | 0.0 ms | 1 ms |
| Response time measurement | GtG | GtG |
| Sync changes | FreeSync Premium | G-SYNC |
| Connections | ||
| HDMI ports changes | 2 | 1 |
| DisplayPort ports changes | 2 | 1 |
| Built-in speaker changes | Yes | not listed |
| Ergonomics | ||
| Height adjustment changes | Yes | not listed |
| Pivot (portrait mode) | Yes | Yes |
| VESA mount holes changes | Yes | not listed |
| General | ||
| Model code changes | X27U | 27G440A |
Other comparisons
Acer X27U orAsus VG27AQL5A$219 · score 4.2Compare
LG 27G440A orAOC C27G2Z$380 · score 4.6Compare
Acer X27U orAsus XG27AQDMGR$519 · score 5.5Compare
LG 27G440A orLG 27G810A$400 · score 5.1Compare
Acer X27U orDell P2726H$250 · score 4.1Compare
LG 27G440A orMSI 272QP$390 · score 4.9Compare
See more 9 comparisons
- Acer X27U or Dell S2725DS$250 · score 3.0
- Acer X27U or LG 27G610A$209 · score 4.9
- Acer X27U or LG 27GL83A$245 · score 4.1
- Acer X27U or LG 27US500-W$225 · score 5.8
- Acer X27U or MSI 271QP$500 · score 4.9
- Acer X27U or MSI 274URDFW$489 · score 6.5
- Acer X27U or MSI 275CQDF$228 · score 5.1
- Acer X27U or MSI G272QPF$205 · score 5.0
- Acer X27U or Samsung LC27F398FW$203 · score 2.2
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.