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BenQ MA270UP vs Dell S3225QC

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

BenQ MA270UP

27" · 3840×2160 · IPS
Optimal Viewing Distance 54cm
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Dell S3225QC

31.6" · 3840×2160 · QD-OLED
Optimal Viewing Distance 63cm
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Category Ranking

Pixel Density (PPI)67in category
BenQ MA270UP163 PPI #20
Dell S3225QC139 PPI #41
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ MA270UP450 nits #48
Dell S3225QC1000 nits #7
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ MA270UP95% #48
Dell S3225QC99% #2
79%100%
Refresh Rate
BenQ MA270UP60 Hz
Dell S3225QC120 Hz
StandardHighUltra

Summary

  • Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The BenQ MA270UP has 17% higher pixel density (163 vs 139 PPI), but this only becomes visible below 54cm.
  • Brightness: advantage BenQ MA270UP — The BenQ MA270UP is 80% brighter in SDR (450 vs 250 nits), a noticeable difference for outdoor readability. HDR peak: 450 vs 1000 nits.

Key Differences

Specification BenQ MA270UP Dell S3225QC
Pixel Density (PPI) 163 139
Optimal Viewing Distance 54cm 63cm
SDR Brightness 450 nits 250 nits
Screen Size 27" 31.6"
Refresh Rate 60 Hz 120 Hz
Response Time 5 ms GTG 0.0 ms GTG
HDR Peak Brightness 450 nits 1000 nits
Contrast Ratio 1:1,200 1:1,500,000
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 99% · Adobe RGB 95%
All specifications
Specification BenQ MA270UP 2025 Dell S3225QC 2025
Screen Size 27" 31.6" (Better)
Resolution 3840×2160 3840×2160
Pixel Density (PPI) 163 (Better) 139
Optimal Viewing Distance 54cm (Better) 63cm
Panel Type IPS QD-OLED
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Refresh Rate 60 Hz 120 Hz (Better)
Variable Refresh Rate (VRR) None FreeSync Premium
Response Time 5 ms GTG 0.0 ms GTG (Better)
HDR Certification DisplayHDR 400 DisplayHDR True Black 400
SDR Brightness 450 nits (Better) 250 nits
HDR Peak Brightness 450 nits 1000 nits (Better)
Contrast Ratio 1:1,200 1:1,500,000 (Better)
Ports 2x HDMI · USB-C · USB Hub 1x HDMI · USB-C · USB Hub
USB-C Power Delivery 90 W 90 W
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 99% · Adobe RGB 95% (Better)
Year 2025 2025

Frequently Asked Questions

Which has better PPI: BenQ MA270UP or Dell S3225QC?
The BenQ MA270UP has 163 PPI compared to 139 PPI for the Dell S3225QC.
Which has a closer optimal viewing distance?
The BenQ MA270UP requires 54cm vs 63cm for the Dell S3225QC 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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