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Dell S3225QC vs LG 27GP850-B 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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LG 27GP850-B 27"

27" · 2560×1440 · IPS
Optimal Viewing Distance 80cm
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Specification Dell S3225QC 2025 LG 27GP850-B 27" 2021
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 IPS
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Refresh Rate 120 Hz 165 Hz (Better)
Variable Refresh Rate (VRR) FreeSync Premium FreeSync Premium
Response Time 0.0 ms GTG (Better) 1 ms GTG
HDR Certification DisplayHDR True Black 400 DisplayHDR 400
SDR Brightness 250 nits 400 nits (Better)
HDR Peak Brightness 1000 nits (Better) 400 nits
Contrast Ratio 1:1,500,000 (Better) 1:1,000
Ports 1x HDMI · 0x DP · USB-C · USB Hub 2x HDMI · 1x DP · USB Hub
USB-C Power Delivery 90 W
Color Gamut sRGB 100% · DCI-P3 99% · Adobe RGB 95% sRGB 135% · DCI-P3 98% · Adobe RGB 93% (Better)
Year 2025 (Better) 2021

Summary

The Dell S3225QC has higher pixel density (139 PPI), making it sharper at close range.

The Dell S3225QC allows sitting closer (63cm) while maintaining retina quality.

The Dell S3225QC offers a larger 31.6" display for more immersive viewing.

Frequently Asked Questions

Which has better PPI: Dell S3225QC or LG 27GP850-B 27"?
The Dell S3225QC has 139 PPI compared to 109 PPI for the LG 27GP850-B 27".
Which has a closer optimal viewing distance?
The Dell S3225QC requires 63cm vs 80cm for the LG 27GP850-B 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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