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BenQ MA270UP vs Dell UltraSharp U4025QW

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 UltraSharp U4025QW

39.7" · 5120×2160 · IPS
Optimal Viewing Distance 62cm
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Category Ranking

Pixel Density (PPI)67in category
BenQ MA270UP163 PPI #20
Dell UltraSharp U4025QW140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ MA270UP450 nits #48
Dell UltraSharp U4025QW600 nits #22
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ MA270UP95% #48
Dell UltraSharp U4025QW99% #2
79%100%
Refresh Rate
BenQ MA270UP60 Hz
Dell UltraSharp U4025QW120 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 140 PPI), but this only becomes visible below 54cm.
  • Brightness: advantage Dell UltraSharp U4025QW — Similar SDR brightness (450 vs 450 nits), but the Dell UltraSharp U4025QW leads in HDR peak (600 vs 450 nits).

Key Differences

Specification BenQ MA270UP Dell UltraSharp U4025QW
Pixel Density (PPI) 163 140
Optimal Viewing Distance 54cm 62cm
Year 2025 2024
Screen Size 27" 39.7"
Resolution 3840×2160 5120×2160
Refresh Rate 60 Hz 120 Hz
HDR Peak Brightness 450 nits 600 nits
Contrast Ratio 1:1,200 1:2,000
USB-C Power Delivery 90 W 140 W
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 99% · Adobe RGB 96%
All specifications
Specification BenQ MA270UP 2025 Dell UltraSharp U4025QW 2024
Screen Size 27" 39.7" (Better)
Resolution 3840×2160 5120×2160 (Better)
Pixel Density (PPI) 163 (Better) 140
Optimal Viewing Distance 54cm (Better) 62cm
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 16:9 21:9
Refresh Rate 60 Hz 120 Hz (Better)
Variable Refresh Rate (VRR) None FreeSync Premium
Response Time 5 ms GTG 5 ms GTG
HDR Certification DisplayHDR 400 DisplayHDR 600
SDR Brightness 450 nits 450 nits
HDR Peak Brightness 450 nits 600 nits (Better)
Contrast Ratio 1:1,200 1:2,000 (Better)
Ports 2x HDMI · USB-C · USB Hub 1x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 90 W 140 W (Better)
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 99% · Adobe RGB 96% (Better)
Year 2025 (Better) 2024

Frequently Asked Questions

Which has better PPI: BenQ MA270UP or Dell UltraSharp U4025QW?
The BenQ MA270UP has 163 PPI compared to 140 PPI for the Dell UltraSharp U4025QW.
Which has a closer optimal viewing distance?
The BenQ MA270UP requires 54cm vs 62cm for the Dell UltraSharp U4025QW 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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