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Dell U2724D 27" vs Dell U3423WE 34"

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

Dell U2724D 27"

27" · 2560×1440 · IPS
Optimal Viewing Distance 80cm
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Dell U3423WE 34"

34" · 3440×1440 · IPS
Optimal Viewing Distance 80cm
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Specification Dell U2724D 27" 2023 Dell U3423WE 34" 2022
Screen Size 27" 34" (Better)
Resolution 2560×1440 3440×1440 (Better)
Pixel Density (PPI) 109 110 (Better)
Optimal Viewing Distance 80cm 80cm (Better)
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 16:9 21:9
Refresh Rate 120 Hz (Better) 60 Hz
Variable Refresh Rate (VRR) None None
Response Time 5 ms GTG 5 ms GTG
HDR Certification None None
SDR Brightness 350 nits (Better) 300 nits
HDR Peak Brightness 600 nits 600 nits
Contrast Ratio 1:2,000 1:2,000
Ports 1x HDMI · 1x DP · USB-C · USB Hub 2x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 90 W
Color Gamut sRGB 100% · DCI-P3 98% · Adobe RGB 87% sRGB 100% · DCI-P3 98% · Adobe RGB 89% (Better)
Year 2023 (Better) 2022

Summary

The Dell U3423WE 34" has higher pixel density (110 PPI), making it sharper at close range.

The Dell U3423WE 34" allows sitting closer (80cm) while maintaining retina quality.

The Dell U3423WE 34" offers a larger 34" display for more immersive viewing.

Frequently Asked Questions

Which has better PPI: Dell U2724D 27" or Dell U3423WE 34"?
The Dell U3423WE 34" has 110 PPI compared to 109 PPI for the Dell U2724D 27".
Which has a closer optimal viewing distance?
The Dell U3423WE 34" requires 80cm 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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