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BenQ PD2730S vs Dell UltraSharp U4025QW

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

BenQ PD2730S

27" · 5120×2880 · IPS
Optimal Viewing Distance 40cm
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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 PD2730S218 PPI #5
Dell UltraSharp U4025QW140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ PD2730S400 nits #51
Dell UltraSharp U4025QW600 nits #22
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ PD2730S98% #31
Dell UltraSharp U4025QW99% #2
79%100%
Refresh Rate
BenQ PD2730S60 Hz
Dell UltraSharp U4025QW120 Hz
StandardHighUltra

Summary

  • Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The BenQ PD2730S has 55% higher pixel density (218 vs 140 PPI), but this only becomes visible below 40cm.
  • Brightness: advantage Dell UltraSharp U4025QW — Similar SDR brightness (400 vs 450 nits), but the Dell UltraSharp U4025QW leads in HDR peak (600 vs 400 nits).

Key Differences

Specification BenQ PD2730S Dell UltraSharp U4025QW
Resolution 5120×2880 5120×2160
Pixel Density (PPI) 218 140
Optimal Viewing Distance 40cm 62cm
Color Gamut sRGB 100% · DCI-P3 98% sRGB 100% · DCI-P3 99% · Adobe RGB 96%
Screen Size 27" 39.7"
Refresh Rate 60 Hz 120 Hz
SDR Brightness 400 nits 450 nits
HDR Peak Brightness 400 nits 600 nits
USB-C Power Delivery 90 W 140 W
All specifications
Specification BenQ PD2730S 2024 Dell UltraSharp U4025QW 2024
Screen Size 27" 39.7" (Better)
Resolution 5120×2880 (Better) 5120×2160
Pixel Density (PPI) 218 (Better) 140
Optimal Viewing Distance 40cm (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 400 nits 450 nits (Better)
HDR Peak Brightness 400 nits 600 nits (Better)
Contrast Ratio 1:2,000 1:2,000
Ports 1x HDMI · 1x DP · USB-C · USB Hub 1x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 90 W 140 W (Better)
Color Gamut sRGB 100% · DCI-P3 98% (Better) sRGB 100% · DCI-P3 99% · Adobe RGB 96%
Year 2024 2024

Frequently Asked Questions

Which has better PPI: BenQ PD2730S or Dell UltraSharp U4025QW?
The BenQ PD2730S has 218 PPI compared to 140 PPI for the Dell UltraSharp U4025QW.
Which has a closer optimal viewing distance?
The BenQ PD2730S requires 40cm 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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