Dell UltraSharp U2725QE vs Japannext JN-IPS275K-HSPC9 27"
Side-by-side comparison of viewing distance, PPI, and specifications
Japannext JN-IPS275K-HSPC9 27"
27" · 5120×2880 · IPS
Optimal Viewing Distance 40cm
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Category Ranking
Pixel Density (PPI)67in category
Dell UltraSharp U2725QE163 PPI #20
Japannext JN-IPS275K-HSPC9 27"218 PPI #5
93 PPI224 PPI
HDR Peak Brightness67in category
Dell UltraSharp U2725QE600 nits #22
Japannext JN-IPS275K-HSPC9 27"350 nits #61
250 nits2000 nits
DCI-P3 Color Gamut63in category
Dell UltraSharp U2725QE99% #2
Japannext JN-IPS275K-HSPC9 27"100% #1
79%100%
Refresh Rate
Dell UltraSharp U2725QE120 Hz
Japannext JN-IPS275K-HSPC9 27"60 Hz
StandardHighUltra
Summary
- Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The Japannext JN-IPS275K-HSPC9 27" has 25% higher pixel density (218 vs 163 PPI), but this only becomes visible below 40cm.
- Brightness: advantage Dell UltraSharp U2725QE — The Dell UltraSharp U2725QE is 71% brighter in SDR (600 vs 350 nits), a noticeable difference for outdoor readability. HDR peak: 600 vs 350 nits.
Key Differences
| Specification | Dell UltraSharp U2725QE | Japannext JN-IPS275K-HSPC9 27" |
|---|---|---|
| Refresh Rate | 120 Hz | 60 Hz |
| Response Time | 5 ms GTG | 8 ms GTG |
| SDR Brightness | 600 nits | 350 nits |
| HDR Peak Brightness | 600 nits | 350 nits |
| Contrast Ratio | 1:3,000 | 1:2,000 |
| USB-C Power Delivery | 140 W | 90 W |
| Resolution | 3840×2160 | 5120×2880 |
| Pixel Density (PPI) | 163 | 218 |
| Optimal Viewing Distance | 54cm | 40cm |
| Color Gamut | sRGB 100% · DCI-P3 99% · Adobe RGB 94% | sRGB 100% · DCI-P3 100% |
All specifications
| Specification | Dell UltraSharp U2725QE 2025 | Japannext JN-IPS275K-HSPC9 27" 2025 |
|---|---|---|
| Screen Size | 27" | 27" |
| Resolution | 3840×2160 | 5120×2880 (Better) |
| Pixel Density (PPI) | 163 | 218 (Better) |
| Optimal Viewing Distance | 54cm | 40cm (Better) |
| Panel Type | IPS | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 120 Hz (Better) | 60 Hz |
| Variable Refresh Rate (VRR) | None | G-SYNC Compatible |
| Response Time | 5 ms GTG (Better) | 8 ms GTG |
| HDR Certification | DisplayHDR 600 | None |
| SDR Brightness | 600 nits (Better) | 350 nits |
| HDR Peak Brightness | 600 nits (Better) | 350 nits |
| Contrast Ratio | 1:3,000 (Better) | 1:2,000 |
| Ports | 1x HDMI · 1x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | 140 W (Better) | 90 W |
| Color Gamut | sRGB 100% · DCI-P3 99% · Adobe RGB 94% | sRGB 100% · DCI-P3 100% (Better) |
| Year | 2025 | 2025 |
Frequently Asked Questions
Which has better PPI: Dell UltraSharp U2725QE or Japannext JN-IPS275K-HSPC9 27"?
The Japannext JN-IPS275K-HSPC9 27" has 218 PPI compared to 163 PPI for the Dell UltraSharp U2725QE.
Which has a closer optimal viewing distance?
The Japannext JN-IPS275K-HSPC9 27" requires 40cm vs 54cm for the Dell UltraSharp U2725QE to reach retina quality.
Related Comparisons
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs Dell UltraSharp U2725QE 2025 · 163 PPI · 27" · 120 Hz
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs Japannext JN-IPS275K-HSPC9 27" 2025 · 218 PPI · 27" · 60 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Dell UltraSharp U2725QE 2025 · 163 PPI · 27" · 120 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Japannext JN-IPS275K-HSPC9 27" 2025 · 218 PPI · 27" · 60 Hz
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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