Looking for an honest Samsung Odyssey OLED G9 G91SD vs ViewSonic XG2431 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 Samsung Odyssey OLED G9 G91SD comes out ahead 58/100 to 49/100 — a 9-point gap. The widest gap is in design and build, where the Samsung Odyssey OLED G9 G91SD pulls noticeably ahead. On price the ViewSonic XG2431 undercuts the Samsung Odyssey OLED G9 G91SD by 37% ($299 vs $410), which materially changes the value calculus for budget-conscious buyers.
Prices may vary · We may earn a commission on purchases. Learn more
Samsung Odyssey OLED G9 G91SD edges out the ViewSonic XG2431 in the gaming monitors category, especially in design, scoring 58 vs 49. If you want the better overall gaming monitors, Samsung Odyssey OLED G9 G91SD is the recommended choice.
Picking Samsung Odyssey OLED G9 G91SD over ViewSonic XG2431 means trading these off.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
| Spec | Samsung Odyssey OLED G9 G91SDW | ViewSonic XG2431 |
|---|---|---|
| Screen Size | 49"✓ | 24" |
| Panel Type | OLED | IPS |
| Resolution | 5120x1440 | 1920 x 1080 |
| Refresh Rate | 144Hz | 240Hz✓ |
| Response Time | 1ms | — |
| Ports |
Buy Samsung Odyssey OLED G9 G91SD if…
Buy the Samsung Odyssey OLED G9 G91SD if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy ViewSonic XG2431 if…
Choose the ViewSonic XG2431 if budget is your top priority — it offers competitive specs at a lower price point.
Samsung Odyssey OLED G9 G91SD edges out the ViewSonic XG2431 in the gaming monitors category, especially in design, scoring 58 vs 49. If you want the better overall gaming monitors, Samsung Odyssey OLED G9 G91SD is the recommended choice.
Yes, Samsung Odyssey OLED G9 G91SD scores higher overall (58 vs 49).
ViewSonic XG2431 is cheaper at $299 vs $410 for the Samsung Odyssey OLED G9 G91SD.
Buy the Samsung Odyssey OLED G9 G91SD if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Choose the ViewSonic XG2431 if budget is your top priority — it offers competitive specs at a lower price point.
Samsung Odyssey OLED G9 G91SD has the larger display (49" vs 24").
Reviewed by VersusMatrix Editorial Team
Last updated: May 11, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.
Scores are relative within the gaming monitorscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
| HDMI 2.1, DisplayPort 1.4 |
| HDMI 2.0, DisplayPort 1.2, USB 3.0 |
| Price | 410$ | 299$✓ |