ASUS ROG Strix XG309CM vs Kuycon Q34W
Side-by-side comparison of viewing distance, PPI, and specifications
Category Ranking
Pixel Density (PPI)67in category
ASUS ROG Strix XG309CM94 PPI #65
Kuycon Q34W110 PPI #47
93 PPI224 PPI
HDR Peak Brightness67in category
ASUS ROG Strix XG309CM300 nits #65
Kuycon Q34W500 nits #42
250 nits2000 nits
DCI-P3 Color Gamut
Kuycon Q34W96% #45
79%100%
Refresh Rate
ASUS ROG Strix XG309CM220 Hz
Kuycon Q34W165 Hz
StandardHighUltra
Summary
- Sharpness: advantage Kuycon Q34W — Neither screen reaches retina quality at 65cm. The Kuycon Q34W gets there at 80cm vs 93cm for the ASUS ROG Strix XG309CM.
- Brightness: advantage Kuycon Q34W — The Kuycon Q34W is 67% brighter in SDR (500 vs 300 nits), a noticeable difference for outdoor readability. HDR peak: 500 vs 300 nits.
Key Differences
| Specification | ASUS ROG Strix XG309CM | Kuycon Q34W |
|---|---|---|
| Refresh Rate | 220 Hz | 165 Hz |
| Response Time | 1 ms GTG | 5 ms GTG |
| Color Gamut | sRGB 110% | sRGB 99% · DCI-P3 96% |
| Screen Size | 29.5" | 34" |
| Resolution | 2560×1080 | 3440×1440 |
| Pixel Density (PPI) | 94 | 110 |
| Optimal Viewing Distance | 93cm | 80cm |
| SDR Brightness | 300 nits | 500 nits |
| HDR Peak Brightness | 300 nits | 500 nits |
| USB-C Power Delivery | 15 W | 100 W |
| Year | 2022 | 2025 |
All specifications
| Specification | ASUS ROG Strix XG309CM 2022 | Kuycon Q34W 2025 |
|---|---|---|
| Screen Size | 29.5" | 34" (Better) |
| Resolution | 2560×1080 | 3440×1440 (Better) |
| Pixel Density (PPI) | 94 | 110 (Better) |
| Optimal Viewing Distance | 93cm | 80cm (Better) |
| Panel Type | IPS | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 21:9 | 21:9 |
| Refresh Rate | 220 Hz (Better) | 165 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium | G-SYNC Compatible |
| Response Time | 1 ms GTG (Better) | 5 ms GTG |
| HDR Certification | None | None |
| SDR Brightness | 300 nits | 500 nits (Better) |
| HDR Peak Brightness | 300 nits | 500 nits (Better) |
| Contrast Ratio | 1:1,000 | 1:1,000 |
| Ports | 1x HDMI · 1x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | 15 W | 100 W (Better) |
| Color Gamut | sRGB 110% (Better) | sRGB 99% · DCI-P3 96% |
| Year | 2022 | 2025 (Better) |
Frequently Asked Questions
Which has better PPI: ASUS ROG Strix XG309CM or Kuycon Q34W?
The Kuycon Q34W has 110 PPI compared to 94 PPI for the ASUS ROG Strix XG309CM.
Which has a closer optimal viewing distance?
The Kuycon Q34W requires 80cm vs 93cm for the ASUS ROG Strix XG309CM to reach retina quality.
Related Comparisons
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs ASUS ROG Strix XG309CM 2022 · 94 PPI · 29.5" · 220 Hz
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs Kuycon Q34W 2025 · 110 PPI · 34" · 165 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs ASUS ROG Strix XG309CM 2022 · 94 PPI · 29.5" · 220 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Kuycon Q34W 2025 · 110 PPI · 34" · 165 Hz
Methodology & Sources
Formula: Retina distance (cm) = 3438 / PPI. Displayed values are rounded for readability.
Sources: Official manufacturer spec sheets and product pages. Specs are normalized before comparisons.
Comparison winners are calculated metric by metric (higher is better for most specs; lower is better for distance/response time).
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