ASUS ROG XG27ACMG 27 Inch 1440p 270Hz USB-C G-SYNC HDR Gaming Monitor
Bottom line: The ASUS ROG XG27ACMG 27 Inch 1440p 270Hz USB-C G-SYNC HDR Gaming Monitor ($229.00): 270Hz (OC) 1440p Fast IPS panel with 1ms GTG response for high-frame-rate play; main trade-off: 270Hz is the overclocked ceiling, not the panel's native refresh rate.
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*Price sourced from Amazon.com. Last updated 2026-09-29. Price and availability subject to change.
Pros & Cons
Pros
- ✓ 270Hz (OC) 1440p Fast IPS panel with 1ms GTG response for high-frame-rate play
- ✓ ELMB Sync pairs backlight strobing with variable refresh to cut ghosting and tearing
- ✓ 95% DCI-P3 coverage plus ASUS gray-scale tracking for smoother color gradation
- ✓ Single-cable USB-C with DP Alt Mode carries laptop video for a clutter-free desk
Cons
- ✗ 270Hz is the overclocked ceiling, not the panel's native refresh rate
- ✗ Box ships a DisplayPort cable only, with no HDMI or USB-C cable included
- ✗ DisplayWidget Center tuning requires installing the ASUS desktop utility
- ✗ No built-in speakers or USB hub ports listed in the feature set
Manufacturer description
Elevate your gaming experience with the ROG Strix XG27ACMG, meticulously crafted for utility and performance. Immerse yourself in smooth, lifelike visuals boasting a 1440p resolution, 270Hz (OC) refresh rate, and lightning-fast 1ms response time. Conquer challenges effortlessly with AI-powered features, and enhance your connectivity options with the inclusion of a versatile Type-C connection, ensuring you stay ahead while enjoying the convenience of modern connectivity.
SpecPicks Verdict
SpecPicks scored ASUS ROG XG27ACMG 27 Inch 1440p 270Hz USB-C G-SYNC HDR Gaming Monitor using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the gaming monitors category. Compare with similarly-priced alternatives in the gaming monitors category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for gaming monitors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- 27-inch 2560 x 1440 HDR gaming monitor with ultrafast 270Hz (OC) refresh rate designed for professional gamers and immersive gameplay
- ASUS Fast IPS technology enables a 1ms response time (GTG) for sharp gaming visuals with high frame rates
- ASUS Extreme Low Motion Blur Sync (ELMB SYNC) technology enables ELMB together with variable refresh rate, eliminating ghosting and tearing for sharp gaming visuals with high frame rates
- 95% DCI-P3 color gamut with ASUS advanced gray-scale tracking technology ensures smoother color gradation delivered and uniformity
- DisplayWidget Center enables easy monitor settings adjustments with a mouse
- USB Type-C with DP Alt mode, meaning that you can connect your device with clutter-free set-up
Full Specifications
| Brand | ASUS |
|---|---|
| Color | BLACK |
| Shape | Flat |
| Brightness | 1370.4 lm |
| Model Name | MONITOR |
| Resolution | QHD Wide 1440p |
| Color Gamut | 125 |
| Pixel Pitch | 0.23 |
| Screen Size | 27 inches |
| Aspect Ratio | 16:9 |
| Connectivity | USB-C |
| Display Type | LED |
| Model Number | XG27ACMG |
| Refresh Rate | 270 hertz |
| Adaptive Sync | G-Sync |
| Mounting Type | 100 x 100 |
| Response Time | 1 milliseconds |
| Screen Finish | Matte |
| Viewing Angle | 178 degrees |
| Warranty Type | 3 Year Warranty with ARR |
Ready to buy?
ASUS ROG XG27ACMG 27 Inch 1440p 270Hz USB-C G-SYNC HDR Gaming Monitor is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-09-29. Price and availability subject to change.
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