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Dell S3225QC vs Samsung Space 27"

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

Dell S3225QC

31.6" · 3840×2160 · QD-OLED
Optimal Viewing Distance 63cm
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Samsung Space 27"

27" · 2560×1440 · VA
Optimal Viewing Distance 80cm
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Advantages of Dell S3225QC

Specification Dell S3225QC Samsung Space 27"
Screen Size 31.6" 27"
Resolution 3840×2160 2560×1440
Pixel Density (PPI) 139 109
Optimal Viewing Distance 63cm 80cm
Response Time 0.0 ms GTG 4 ms GTG
HDR Peak Brightness 1000 nits 250 nits
Contrast Ratio 1:1,500,000 1:3,000
Color Gamut sRGB 100% · DCI-P3 99% · Adobe RGB 95% sRGB 97%
Year 2025 2019

Advantages of Samsung Space 27"

Specification Dell S3225QC Samsung Space 27"
Refresh Rate 120 Hz 144 Hz

Identical

Specification Dell S3225QC Samsung Space 27"
Panel Type QD-OLED VA
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Variable Refresh Rate (VRR) FreeSync Premium FreeSync
HDR Certification DisplayHDR True Black 400 None
SDR Brightness 250 nits 250 nits
Ports 1x HDMI · USB-C · USB Hub 1x HDMI · 1x DP
USB-C Power Delivery 90 W

Summary

Sharpness: advantage Dell S3225QC

At 65cm, the Dell S3225QC is retina (139 PPI) while the Samsung Space 27" is not — you need to sit at least 80cm away for pixel-free viewing.

Brightness: advantage Dell S3225QC

Similar SDR brightness (250 vs 250 nits), but the Dell S3225QC leads in HDR peak (1000 vs 250 nits).

All specifications
Specification Dell S3225QC 2025 Samsung Space 27" 2019
Screen Size 31.6" (Better) 27"
Resolution 3840×2160 (Better) 2560×1440
Pixel Density (PPI) 139 (Better) 109
Optimal Viewing Distance 63cm (Better) 80cm
Panel Type QD-OLED VA
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Refresh Rate 120 Hz 144 Hz (Better)
Variable Refresh Rate (VRR) FreeSync Premium FreeSync
Response Time 0.0 ms GTG (Better) 4 ms GTG
HDR Certification DisplayHDR True Black 400 None
SDR Brightness 250 nits 250 nits
HDR Peak Brightness 1000 nits (Better) 250 nits
Contrast Ratio 1:1,500,000 (Better) 1:3,000
Ports 1x HDMI · USB-C · USB Hub 1x HDMI · 1x DP
USB-C Power Delivery 90 W
Color Gamut sRGB 100% · DCI-P3 99% · Adobe RGB 95% (Better) sRGB 97%
Year 2025 (Better) 2019

Frequently Asked Questions

Which has better PPI: Dell S3225QC or Samsung Space 27"?
The Dell S3225QC has 139 PPI compared to 109 PPI for the Samsung Space 27".
Which has a closer optimal viewing distance?
The Dell S3225QC requires 63cm vs 80cm for the Samsung Space 27" 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).

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