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Alienware AW2725DF 27" vs Samsung Odyssey G9 49"

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

Alienware AW2725DF 27"

26.7" · 2560×1440 · QD-OLED
Optimal Viewing Distance 79cm
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Samsung Odyssey G9 49"

48.7" · 5120×1440 · VA
Optimal Viewing Distance 80cm
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Category Ranking

Pixel Density (PPI)67in category
Alienware AW2725DF 27"110 PPI #47
Samsung Odyssey G9 49"109 PPI #55
93 PPI224 PPI
HDR Peak Brightness67in category
Alienware AW2725DF 27"1000 nits #7
Samsung Odyssey G9 49"1000 nits #7
250 nits2000 nits
DCI-P3 Color Gamut63in category
Alienware AW2725DF 27"99% #2
Samsung Odyssey G9 49"95% #48
79%100%
Refresh Rate
Alienware AW2725DF 27"360 Hz
Samsung Odyssey G9 49"240 Hz
StandardHighUltra

Summary

  • Sharpness: advantage Alienware AW2725DF 27" — Neither screen reaches retina quality at 65cm. The Alienware AW2725DF 27" gets there at 79cm vs 80cm for the Samsung Odyssey G9 49".
  • Brightness: advantage Samsung Odyssey G9 49" — The Samsung Odyssey G9 49" is 68% brighter in SDR (420 vs 250 nits), a noticeable difference for outdoor readability. HDR peak: 1000 vs 1000 nits.

Key Differences

Specification Alienware AW2725DF 27" Samsung Odyssey G9 49"
Pixel Density (PPI) 110 109
Optimal Viewing Distance 79cm 80cm
Refresh Rate 360 Hz 240 Hz
Response Time 0.0 ms GTG 1 ms GTG
Contrast Ratio 1:1,000,000 1:2,500
Year 2024 2020
Screen Size 26.7" 48.7"
Resolution 2560×1440 5120×1440
SDR Brightness 250 nits 420 nits
Color Gamut sRGB 100% · DCI-P3 99% · Adobe RGB 94% sRGB 125% · DCI-P3 95% · Adobe RGB 92%
All specifications
Specification Alienware AW2725DF 27" 2024 Samsung Odyssey G9 49" 2020
Screen Size 26.7" 48.7" (Better)
Resolution 2560×1440 5120×1440 (Better)
Pixel Density (PPI) 110 (Better) 109
Optimal Viewing Distance 79cm (Better) 80cm
Panel Type QD-OLED VA
Viewing Angle 178° 178°
Aspect Ratio 16:9 32:9
Refresh Rate 360 Hz (Better) 240 Hz
Variable Refresh Rate (VRR) FreeSync Premium Pro FreeSync Premium Pro
Response Time 0.0 ms GTG (Better) 1 ms GTG
HDR Certification DisplayHDR True Black 400 DisplayHDR 1000
SDR Brightness 250 nits 420 nits (Better)
HDR Peak Brightness 1000 nits 1000 nits
Contrast Ratio 1:1,000,000 (Better) 1:2,500
Ports 1x HDMI · 2x DP · USB Hub 1x HDMI · 2x DP · USB Hub
Color Gamut sRGB 100% · DCI-P3 99% · Adobe RGB 94% sRGB 125% · DCI-P3 95% · Adobe RGB 92% (Better)
Year 2024 (Better) 2020

Frequently Asked Questions

Which has better PPI: Alienware AW2725DF 27" or Samsung Odyssey G9 49"?
The Alienware AW2725DF 27" has 110 PPI compared to 109 PPI for the Samsung Odyssey G9 49".
Which has a closer optimal viewing distance?
The Alienware AW2725DF 27" requires 79cm vs 80cm for the Samsung Odyssey G9 49" 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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