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BenQ PD2706U vs Dell U2724D 27"

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

BenQ PD2706U

27" · 3840×2160 · IPS
Optimal Viewing Distance 54cm
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Dell U2724D 27"

27" · 2560×1440 · IPS
Optimal Viewing Distance 80cm
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Category Ranking

Pixel Density (PPI)67in category
BenQ PD2706U163 PPI #20
Dell U2724D 27"109 PPI #55
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ PD2706U400 nits #51
Dell U2724D 27"600 nits #22
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ PD2706U95% #48
Dell U2724D 27"98% #31
79%100%
Refresh Rate
BenQ PD2706U60 Hz
Dell U2724D 27"120 Hz
StandardHighUltra

Summary

  • Sharpness: advantage BenQ PD2706U — At 65cm, the BenQ PD2706U is retina (163 PPI) while the Dell U2724D 27" is not — you need to sit at least 80cm away for pixel-free viewing.
  • Brightness: advantage Dell U2724D 27" — Similar SDR brightness (350 vs 350 nits), but the Dell U2724D 27" leads in HDR peak (600 vs 400 nits).

Key Differences

Specification BenQ PD2706U Dell U2724D 27"
Resolution 3840×2160 2560×1440
Pixel Density (PPI) 163 109
Optimal Viewing Distance 54cm 80cm
Color Gamut sRGB 100% · DCI-P3 95% sRGB 100% · DCI-P3 98% · Adobe RGB 87%
Refresh Rate 60 Hz 120 Hz
HDR Peak Brightness 400 nits 600 nits
Contrast Ratio 1:1,200 1:2,000
All specifications
Specification BenQ PD2706U 2023 Dell U2724D 27" 2023
Screen Size 27" 27"
Resolution 3840×2160 (Better) 2560×1440
Pixel Density (PPI) 163 (Better) 109
Optimal Viewing Distance 54cm (Better) 80cm
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Refresh Rate 60 Hz 120 Hz (Better)
Variable Refresh Rate (VRR) None None
Response Time 5 ms GTG 5 ms GTG
HDR Certification DisplayHDR 400 None
SDR Brightness 350 nits 350 nits
HDR Peak Brightness 400 nits 600 nits (Better)
Contrast Ratio 1:1,200 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
Color Gamut sRGB 100% · DCI-P3 95% (Better) sRGB 100% · DCI-P3 98% · Adobe RGB 87%
Year 2023 2023

Frequently Asked Questions

Which has better PPI: BenQ PD2706U or Dell U2724D 27"?
The BenQ PD2706U has 163 PPI compared to 109 PPI for the Dell U2724D 27".
Which has a closer optimal viewing distance?
The BenQ PD2706U requires 54cm vs 80cm for the Dell U2724D 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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