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Gigabyte M27Q vs ASUS ROG Strix XG27ACS: Which Should You Actually Buy?

Head-to-head: Gigabyte M27Q vs ASUS ROG Strix XG27ACS. Side-by-side specs, real-world performance, price-to-performance and a clear buy recommendat...

Gigabyte M27Q vs ASUS ROG Strix XG27ACS: Which Should You Actually Buy?

A head-to-head comparison of the Gigabyte M27Q and the ASUS ROG Strix XG27ACS. 27" 2560x1440 @ 170 Hz IPS. Last updated 2026-04-22.

Gigabyte M27Q vs ASUS ROG Strix XG27ACS: the short version

Two strong options in the same monitor class, aimed at different buyers. Below is a clean side-by-side, the real performance gap, and a no-nonsense recommendation so you stop second-guessing and buy the one that fits your build and budget.

Side-by-side specs

| Spec | Gigabyte M27Q | ASUS ROG Strix XG27ACS | | --- | --- | --- | | Vendor | Gigabyte | ASUS | | Tier | mainstream | mainstream | | Released | 2020 | 2023 | | Size / resolution | 27" 2560x1440 | 27" 2560x1440 | | Refresh | 170 Hz | 180 Hz | | Panel | IPS | IPS |

Head-to-head: who wins what

  • Performance: Gigabyte M27Q and ASUS ROG Strix XG27ACS trade blows by workload. Gigabyte M27Q has the edge where its stronger 170 Hz 2560x1440 matters; ASUS ROG Strix XG27ACS wins the rest.
  • Efficiency: See the spec table for board power and plan your PSU accordingly.
  • Value: Same-class rivals shift price constantly — check current street pricing and let the cheaper one at your target resolution decide value.
  • Our pick: Buy Gigabyte M27Q if you want the outright ceiling and can cool/power it. Buy ASUS ROG Strix XG27ACS if you want lower power, lower cost, or a feature the other lacks. (Plan for ~0 W board power plus the rest of the system.)

Confirm headroom before you commit

A limit you cannot see will eat your gains. Run the Monitor Parameter Converter to confirm the pair fits your build before you buy either.

Frequently Asked Questions

Is the Gigabyte M27Q worth it over the ASUS ROG Strix XG27ACS?▾
If you need the extra 170 Hz 2560x1440 and can power/cool it, yes. If you are at 1080p/2K or on a budget, the ASUS ROG Strix XG27ACS is the smarter buy — the gap narrows fast once you are not the bottleneck.
Which is better for gaming, Gigabyte M27Q or ASUS ROG Strix XG27ACS?▾
For maximum frame rate, Gigabyte M27Q. For the best balance of cost and smooth play, ASUS ROG Strix XG27ACS. Match the pick to your monitor resolution and your CPU.
Do I need to upgrade my PSU for either?▾
Plan around the higher board power of the two (0 W) plus the rest of the system. Use the power calculator before committing.
Which has better driver / firmware support?▾
Both Gigabyte and ASUS ship regular updates. Run the latest stable branch and avoid the known-bad versions noted for each model.
Is now a good time to buy, or should I wait?▾
Prices in this class move with new launches. If you have a clear need, buy; if your current hardware still works, waiting a generation often improves value.
Will it work with my current build?▾
Check case clearance, PSU wattage, the standard slot/header, and CPU bottleneck before buying. The matching calculator confirms headroom.

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