Skip to content

Kuycon Q34W vs Samsung ViewFinity S9 5K

Side-by-side comparison of viewing distance, PPI, and specifications

Kuycon Q34W

34" · 3440×1440 · IPS
Optimal Viewing Distance 80cm
Open in calculator →

Samsung ViewFinity S9 5K

27" · 5120×2880 · IPS
Optimal Viewing Distance 40cm
Open in calculator →
Specification Kuycon Q34W 2025 Samsung ViewFinity S9 5K 2023
Screen Size 34" (Better) 27"
Resolution 3440×1440 5120×2880 (Better)
Pixel Density (PPI) 110 218 (Better)
Optimal Viewing Distance 80cm 40cm (Better)
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 21:9 16:9
Refresh Rate 165 Hz (Better) 60 Hz
Variable Refresh Rate (VRR) G-SYNC Compatible None
Response Time 5 ms GTG 5 ms GTG
HDR Certification None None
SDR Brightness 500 nits 600 nits (Better)
HDR Peak Brightness 500 nits 600 nits (Better)
Contrast Ratio 1:1,000 1:1,000
Ports 2x HDMI · 1x DP · USB-C · USB Hub 0x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 100 W (Better) 90 W
Color Gamut sRGB 99% · DCI-P3 96% sRGB 100% · DCI-P3 99% · Adobe RGB 94% (Better)
Year 2025 (Better) 2023

Summary

The Samsung ViewFinity S9 5K has higher pixel density (218 PPI), making it sharper at close range.

The Samsung ViewFinity S9 5K allows sitting closer (40cm) while maintaining retina quality.

The Kuycon Q34W offers a larger 34" display for more immersive viewing.

Frequently Asked Questions

Which has better PPI: Kuycon Q34W or Samsung ViewFinity S9 5K?
The Samsung ViewFinity S9 5K has 218 PPI compared to 110 PPI for the Kuycon Q34W.
Which has a closer optimal viewing distance?
The Samsung ViewFinity S9 5K requires 40cm vs 80cm for the Kuycon Q34W to reach retina quality.

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).

Last updated:

Related Comparisons