LG 27GP850-B 27" vs Samsung Odyssey G9 49"
Side-by-side comparison of viewing distance, PPI, and specifications
Category Ranking
Pixel Density (PPI)67in category
LG 27GP850-B 27"109 PPI #55
Samsung Odyssey G9 49"109 PPI #55
93 PPI224 PPI
HDR Peak Brightness67in category
LG 27GP850-B 27"400 nits #51
Samsung Odyssey G9 49"1000 nits #7
250 nits2000 nits
DCI-P3 Color Gamut63in category
LG 27GP850-B 27"98% #31
Samsung Odyssey G9 49"95% #48
79%100%
Refresh Rate
LG 27GP850-B 27"165 Hz
Samsung Odyssey G9 49"240 Hz
StandardHighUltra
Summary
- Sharpness: advantage Samsung Odyssey G9 49" — Neither screen reaches retina quality at 65cm. The Samsung Odyssey G9 49" gets there at 80cm vs 80cm for the LG 27GP850-B 27".
- Brightness: advantage Samsung Odyssey G9 49" — Similar SDR brightness (400 vs 420 nits), but the Samsung Odyssey G9 49" leads in HDR peak (1000 vs 400 nits).
Key Differences
| Specification | LG 27GP850-B 27" | Samsung Odyssey G9 49" |
|---|---|---|
| Color Gamut | sRGB 135% · DCI-P3 98% · Adobe RGB 93% | sRGB 125% · DCI-P3 95% · Adobe RGB 92% |
| Year | 2021 | 2020 |
| Screen Size | 27" | 48.7" |
| Resolution | 2560×1440 | 5120×1440 |
| Refresh Rate | 165 Hz | 240 Hz |
| SDR Brightness | 400 nits | 420 nits |
| HDR Peak Brightness | 400 nits | 1000 nits |
| Contrast Ratio | 1:1,000 | 1:2,500 |
All specifications
| Specification | LG 27GP850-B 27" 2021 | Samsung Odyssey G9 49" 2020 |
|---|---|---|
| Screen Size | 27" | 48.7" (Better) |
| Resolution | 2560×1440 | 5120×1440 (Better) |
| Pixel Density (PPI) | 109 | 109 |
| Optimal Viewing Distance | 80cm | 80cm |
| Panel Type | IPS | VA |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 32:9 |
| Refresh Rate | 165 Hz | 240 Hz (Better) |
| Variable Refresh Rate (VRR) | FreeSync Premium | FreeSync Premium Pro |
| Response Time | 1 ms GTG | 1 ms GTG |
| HDR Certification | DisplayHDR 400 | DisplayHDR 1000 |
| SDR Brightness | 400 nits | 420 nits (Better) |
| HDR Peak Brightness | 400 nits | 1000 nits (Better) |
| Contrast Ratio | 1:1,000 | 1:2,500 (Better) |
| Ports | 2x HDMI · 1x DP · USB Hub | 1x HDMI · 2x DP · USB Hub |
| Color Gamut | sRGB 135% · DCI-P3 98% · Adobe RGB 93% (Better) | sRGB 125% · DCI-P3 95% · Adobe RGB 92% |
| Year | 2021 (Better) | 2020 |
Frequently Asked Questions
Which has better PPI: LG 27GP850-B 27" or Samsung Odyssey G9 49"?
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 Samsung Odyssey G9 49" 2020 · 109 PPI · 48.7" · 240 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs LG 27GP850-B 27" 2021 · 109 PPI · 27" · 165 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Samsung Odyssey G9 49" 2020 · 109 PPI · 48.7" · 240 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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