Looking for an honest Gigabyte M28U vs Samsung Odyssey G9 comparison in 2026? We scored both gaming monitors on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Gigabyte M28U comes out ahead 61/100 to 42/100 — a 19-point gap. The widest gap is in design and build, where the Samsung Odyssey G9 pulls noticeably ahead. On price the Gigabyte M28U undercuts the Samsung Odyssey G9 by 500% ($249.9 vs $1,499), which materially changes the value calculus for budget-conscious buyers.
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Gigabyte M28U clearly outperforms the Samsung Odyssey G9 in the gaming monitors category, especially in value ($249.9 vs $1499), scoring 61 vs 42. If you want the better overall gaming monitors, Gigabyte M28U is the recommended choice.
Picking Gigabyte M28U over Samsung Odyssey G9 means trading these off.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
| Spec | Gigabyte M28UW | Samsung Odyssey G9 |
|---|---|---|
| Screen Size | 28" | 49"✓ |
| Panel Type | IPS | QLED |
| Resolution | 3840x2160 | 5120 x 1440 |
| Refresh Rate | 144Hz | 240Hz✓ |
| Response Time | 1ms | — |
| Ports |
Buy Gigabyte M28U if…
Buy the Gigabyte M28U if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy Samsung Odyssey G9 if…
The Samsung Odyssey G9 is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Gigabyte M28U clearly outperforms the Samsung Odyssey G9 in the gaming monitors category, especially in value ($249.9 vs $1499), scoring 61 vs 42. If you want the better overall gaming monitors, Gigabyte M28U is the recommended choice.
Yes, Gigabyte M28U scores higher overall (61 vs 42).
Gigabyte M28U is cheaper at $249.9 vs $1499 for the Samsung Odyssey G9.
Buy the Gigabyte M28U if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
The Samsung Odyssey G9 is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Samsung Odyssey G9 has the larger display (49" vs 28").
Reviewed by VersusMatrix Editorial Team
Last updated: May 10, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.
Scores are relative within the gaming monitorscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
| HDMI 2.1, DisplayPort 1.4 |
| HDMI 2.0, DisplayPort 1.4, USB 3.0 |
| Price | 249.9$✓ | 1499$ |