54% below
Costs half what others charge for this score
The 104 models with a score between 3.7 and 4.7 have a median price of $316.
This monitor$146
Median score 3.7 to 4.7$316
Acer KG251Q: price today and whether it’s worth it
- score 4.2
$146
No history yet · today
Amazon: the cheapest today
Affiliate link: if you buy, the store pays us a commission, at no cost to you. How we make money
Is it worth it?
Spec score, from 0 to 10
4.2out of 10
- Image1.2
- Smoothness8.0
- Connections5.0
On 06/11, the lowest price for the monitor Acer KG251Q was $146 on Amazon, according to Monitor Radar. The price changes throughout the day: the current lowest price and the last 30 days of history are updated in real time on Monitor Radar.
The price over the last 30 days
Reading: We’ve tracked this model since 06/11: there isn’t enough history yet to compare with 30 days. Today’s price is $146.
Where is it cheapest today?
Updated 06/11/2026
- AmazonTrusted sellerLowest price$145.86Comprar on Amazon
The final price is the one at the store.
Is the monitor any good?
Specs: score 4.2 of 10 Above the median on 1 componente, tiedthe in 1, below on 1.
- ImagePixel density (resolution divided by screen size), panel type (OLED, IPS, VA, TN) and stated HDR1.2faixa 1.5
- SmoothnessRefresh rate in Hz, compared with monitors of the same type, and the response time stated by the manufacturer8.0faixa 6.5
- ConnectionsHDMI and DisplayPort ports, USB-C (with or without laptop charging) and built-in speaker5.0faixa 5.0
No data on the spec sheet: ergonomics and recency. How we calculate the score
Is Acer KG251Q worth it?
By today’s numbers, yes: the score of a pricier monitorthe at the price of a cheaper monitorthe.
#29 of 102
Score above the price range
Among the 102 models in the $140 to $270 range, the median score is 3.6.
This monitor4.2
Range median3.6
+1.5 in smoothness
Strength: smoothness
Refresh rate in Hz, compared with monitors of the same type, and the response time stated by the manufacturer above what the range delivers.
This monitor8.0
Range median6.5
0 weaknesses
No component below the range
Difference of each score from the range median:
- Image-0.3
- Smoothness+1.5
- Connections0.0
Where it sits on the catalog’s price and score map
Hover over a dotTap a dot to see the monitor, the price and the score. Gray dots are the rest of the catalog.
- Models in the $140 to $270 range
- Acer KG251Q
- Rest of the catalog
- Best score for the price
The math the store doesn’t do
Price divided by size, compared with the monitors of similar size in today’s catalog.
$5.83 per inch
46% cheapest per inch
The 426 models from 22 to 28 inches cost $10.74 per inch (median). Math: $146 ÷ 25 inches.
This monitor$5.83
Similar ones$10.74
Acer Nitro in other sizes
Compare the Acer KG251Q with
Cheaper, with a similar score
- Price
- $97$49 less
- Score
- 4.3score 0.1 maior
Acer KG251Q wins on connections (5.0 vs. 2.0)
Compare side by sideHigher score, similar price
- Price
- $154$8 more
- Score
- 5.5score 1.3 maior
Acer KG240Y wins on smoothness (10.0 vs. 8.0)
Compare side by sideDirect competitor in the range
- Price
- $150$4 more
- Score
- 3.9score 0.3 menor
Acer KG251Q wins on smoothness (8.0 vs. 4.7)
Compare side by side
See also
- The best up to $15055 monitors
- The best up to $200148 monitors
Similar to this model (prices as of 06/11)
- score 1.8
MSI
MP241X$140
No history yet · today
Amazon: the cheapest today
- score 3.6
MSI
MP243W$145
No history yet · today
Amazon: the cheapest today
- score 3.1
ViewSonic
VA2748-MH$146
No history yet · today
Amazon: the cheapest today
More Acer
- Acer 24SA2Y$120 · score 3.1
- Acer 27CL1$130 · score 2.3
- Acer KG241Y$137 · score 4.4
- Acer KG240Y$154 · score 5.5
- Acer SH272$154 · score 3.9
- Acer SB270$165 · score 3.9
Full spec sheet
| Screen | |
|---|---|
| Type | Gaming (144 Hz or more) |
| Size | 25 ″ |
| Resolution | Full HD |
| Pixel density | 88 ppi |
| Aspect ratio | 16:9 |
| Line | Nitro |
| Smoothness | |
| Refresh rate | 200 Hz |
| Response time (stated) | 0.5 ms |
| Sync | FreeSync |
| Connections | |
| HDMI ports | 1 |
| DisplayPort ports | 1 |
| General | |
| Model code | KG251Q |
The catalog doesn’t say: panel, curved screen, stated hdr, response time measurement, usb-c, usb-c with laptop charging, built-in speaker, height adjustment, pivot (portrait mode), vesa mount holes, colour and release year.
How to read these numbers
In November 6, 2026, Acer KG251Q costs $146 (score 4.2); the range median is $199 across 102 models. The 0 to 10 score comes from the specs (image, smoothness, connections, ergonomics and recency), calculated by the Radar. The final price is the one at the store.
Frequently asked questions
How much does Acer KG251Q cost today?
On Nov 6, 2026, the collected price of Acer KG251Q is $146. It’s a trusted seller’s price on the date it was checked; the final price is the one at the store.
Is Acer KG251Q worth it?
Price counts in its favor: the 104 models with a score between 3.7 and 4.7 have a median price of $316, and Acer KG251Q costs $146, 54% below. In the $140 to $270 range, the median score of the 102 models is 3.6; Acer KG251Q's is 4.2, above the median, the 29º among them. By the spec sheet, the strong point is Smoothness (8.0, vs. 6.5 at the range median); no component is more than 1 point below the range median. The score comes from the specs and doesn’t measure the real calibration or durability.
What features does Acer KG251Q have according to its specs?
The catalog confirms 144 Hz or more. Not confirmed in the specs: QHD, 4K, IPS, OLED, USB-C, curved screen and height adjustment. Not confirmed doesn’t mean that the monitor doesn’t have it.
Read next
How we choose
Source: Amazon.ca catalog, checked on 06/11/2026.
Procuramos em Amazon. Lowest price seen for the product on Amazon.ca, delivered to Toronto M5V 3L9, on the day it was read, before GST/HST.
Lowest price seen for the product on Amazon.ca, delivered to Toronto M5V 3L9, on the day it was read, before GST/HST. 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.
$146Amazon: lowest today across the stores checked
Comprar on Amazon