Dell U2724D 27" vs LG 27GP850-B 27"
Side-by-side comparison of viewing distance, PPI, and specifications
Category Ranking
Pixel Density (PPI)67in category
Dell U2724D 27"109 PPI #55
LG 27GP850-B 27"109 PPI #55
93 PPI224 PPI
HDR Peak Brightness67in category
Dell U2724D 27"600 nits #22
LG 27GP850-B 27"400 nits #51
250 nits2000 nits
DCI-P3 Color Gamut63in category
Dell U2724D 27"98% #31
LG 27GP850-B 27"98% #31
79%100%
Refresh Rate
Dell U2724D 27"120 Hz
LG 27GP850-B 27"165 Hz
StandardHighUltra
Summary
- Sharpness: advantage LG 27GP850-B 27" — Neither screen reaches retina quality at 65cm. The LG 27GP850-B 27" gets there at 80cm vs 80cm for the Dell U2724D 27".
- Brightness: advantage Dell U2724D 27" — Similar SDR brightness (350 vs 400 nits), but the Dell U2724D 27" leads in HDR peak (600 vs 400 nits).
Key Differences
| Specification | Dell U2724D 27" | LG 27GP850-B 27" |
|---|---|---|
| HDR Peak Brightness | 600 nits | 400 nits |
| Contrast Ratio | 1:2,000 | 1:1,000 |
| Year | 2023 | 2021 |
| Refresh Rate | 120 Hz | 165 Hz |
| Response Time | 5 ms GTG | 1 ms GTG |
| SDR Brightness | 350 nits | 400 nits |
| Color Gamut | sRGB 100% · DCI-P3 98% · Adobe RGB 87% | sRGB 135% · DCI-P3 98% · Adobe RGB 93% |
All specifications
| Specification | Dell U2724D 27" 2023 | LG 27GP850-B 27" 2021 |
|---|---|---|
| Screen Size | 27" | 27" |
| Resolution | 2560×1440 | 2560×1440 |
| Pixel Density (PPI) | 109 | 109 |
| Optimal Viewing Distance | 80cm | 80cm |
| Panel Type | IPS | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 120 Hz | 165 Hz (Better) |
| Variable Refresh Rate (VRR) | None | FreeSync Premium |
| Response Time | 5 ms GTG | 1 ms GTG (Better) |
| HDR Certification | None | DisplayHDR 400 |
| SDR Brightness | 350 nits | 400 nits (Better) |
| HDR Peak Brightness | 600 nits (Better) | 400 nits |
| Contrast Ratio | 1:2,000 (Better) | 1:1,000 |
| Ports | 1x HDMI · 1x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB Hub |
| Color Gamut | sRGB 100% · DCI-P3 98% · Adobe RGB 87% | sRGB 135% · DCI-P3 98% · Adobe RGB 93% (Better) |
| Year | 2023 (Better) | 2021 |
Frequently Asked Questions
Which has better PPI: Dell U2724D 27" or LG 27GP850-B 27"?
Both have 109 PPI.
Which has a closer optimal viewing distance?
Both require 80cm for retina quality.
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Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs LG 27GP850-B 27" 2021 · 109 PPI · 27" · 165 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Dell U2724D 27" 2023 · 109 PPI · 27" · 120 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs LG 27GP850-B 27" 2021 · 109 PPI · 27" · 165 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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