Skip to content

Dell 27 Plus S2725QC vs Dell U3423WE 34"

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

Dell 27 Plus S2725QC

27" · 3840×2160 · IPS
Optimal Viewing Distance 54cm
Open in calculator →

Dell U3423WE 34"

34" · 3440×1440 · IPS
Optimal Viewing Distance 80cm
Open in calculator →

Category Ranking

Pixel Density (PPI)54 in category
Dell 27 Plus S2725QC163 PPI #16
Dell U3423WE 34"110 PPI #38
93 PPI224 PPI
HDR Peak Brightness54 in category
Dell 27 Plus S2725QC350 nits #51
Dell U3423WE 34"600 nits #20
250 nits2000 nits
DCI-P3 Color Gamut50 in category
Dell 27 Plus S2725QC95% #40
Dell U3423WE 34"98% #26
90%100%
Refresh Rate
Dell 27 Plus S2725QC120 Hz
Dell U3423WE 34"60 Hz
StandardHighUltra

Summary

  • Sharpness: advantage Dell 27 Plus S2725QC — At 65cm, the Dell 27 Plus S2725QC is retina (163 PPI) while the Dell U3423WE 34" is not — you need to sit at least 80cm away for pixel-free viewing.
  • Brightness: advantage Dell 27 Plus S2725QC — The Dell 27 Plus S2725QC is 17% brighter in SDR (350 vs 300 nits), a noticeable difference for outdoor readability. HDR peak: 350 vs 600 nits.

Key Differences

Specification Dell 27 Plus S2725QC Dell U3423WE 34"
Resolution 3840×2160 3440×1440
Pixel Density (PPI) 163 110
Optimal Viewing Distance 54cm 80cm
Refresh Rate 120 Hz 60 Hz
SDR Brightness 350 nits 300 nits
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 98% · Adobe RGB 89%
Year 2025 2022
Screen Size 27" 34"
HDR Peak Brightness 350 nits 600 nits
Contrast Ratio 1:1,500 1:2,000
USB-C Power Delivery 65 W 90 W
All specifications
Specification Dell 27 Plus S2725QC 2025 Dell U3423WE 34" 2022
Screen Size 27" 34" (Better)
Resolution 3840×2160 (Better) 3440×1440
Pixel Density (PPI) 163 (Better) 110
Optimal Viewing Distance 54cm (Better) 80cm
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) FreeSync Premium None
Response Time 5 ms GTG 5 ms GTG
HDR Certification None None
SDR Brightness 350 nits (Better) 300 nits
HDR Peak Brightness 350 nits 600 nits (Better)
Contrast Ratio 1:1,500 1:2,000 (Better)
Ports 2x HDMI · USB-C · USB Hub 2x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 65 W 90 W (Better)
Color Gamut sRGB 99% · DCI-P3 95% (Better) sRGB 100% · DCI-P3 98% · Adobe RGB 89%
Year 2025 (Better) 2022

Frequently Asked Questions

Which has better PPI: Dell 27 Plus S2725QC or Dell U3423WE 34"?
The Dell 27 Plus S2725QC has 163 PPI compared to 110 PPI for the Dell U3423WE 34".
Which has a closer optimal viewing distance?
The Dell 27 Plus S2725QC requires 54cm vs 80cm for the Dell U3423WE 34" 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).

Last updated: