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BenQ PD2706QN vs Dell UltraSharp U4025QW

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

BenQ PD2706QN

27" · 2560×1440 · IPS
Optimal Viewing Distance 80cm
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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 PD2706QN109 PPI #55
Dell UltraSharp U4025QW140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ PD2706QN400 nits #51
Dell UltraSharp U4025QW600 nits #22
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ PD2706QN95% #48
Dell UltraSharp U4025QW99% #2
79%100%
Refresh Rate
BenQ PD2706QN100 Hz
Dell UltraSharp U4025QW120 Hz
StandardHighUltra

Summary

  • Sharpness: advantage Dell UltraSharp U4025QW — At 65cm, the Dell UltraSharp U4025QW is retina (140 PPI) while the BenQ PD2706QN is not — you need to sit at least 80cm away for pixel-free viewing.
  • Brightness: advantage Dell UltraSharp U4025QW — The Dell UltraSharp U4025QW is 29% brighter in SDR (450 vs 350 nits), a noticeable difference for outdoor readability. HDR peak: 600 vs 400 nits.

Key Differences

Specification BenQ PD2706QN Dell UltraSharp U4025QW
Screen Size 27" 39.7"
Resolution 2560×1440 5120×2160
Pixel Density (PPI) 109 140
Optimal Viewing Distance 80cm 62cm
Refresh Rate 100 Hz 120 Hz
SDR Brightness 350 nits 450 nits
HDR Peak Brightness 400 nits 600 nits
Contrast Ratio 1:1,000 1:2,000
USB-C Power Delivery 90 W 140 W
Color Gamut sRGB 100% · DCI-P3 95% sRGB 100% · DCI-P3 99% · Adobe RGB 96%
All specifications
Specification BenQ PD2706QN 2024 Dell UltraSharp U4025QW 2024
Screen Size 27" 39.7" (Better)
Resolution 2560×1440 5120×2160 (Better)
Pixel Density (PPI) 109 140 (Better)
Optimal Viewing Distance 80cm 62cm (Better)
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 16:9 21:9
Refresh Rate 100 Hz 120 Hz (Better)
Variable Refresh Rate (VRR) None FreeSync Premium
Response Time 5 ms GTG 5 ms GTG
HDR Certification None DisplayHDR 600
SDR Brightness 350 nits 450 nits (Better)
HDR Peak Brightness 400 nits 600 nits (Better)
Contrast Ratio 1:1,000 1:2,000 (Better)
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 95% sRGB 100% · DCI-P3 99% · Adobe RGB 96% (Better)
Year 2024 2024

Frequently Asked Questions

Which has better PPI: BenQ PD2706QN or Dell UltraSharp U4025QW?
The Dell UltraSharp U4025QW has 140 PPI compared to 109 PPI for the BenQ PD2706QN.
Which has a closer optimal viewing distance?
The Dell UltraSharp U4025QW requires 62cm vs 80cm for the BenQ PD2706QN 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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