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BenQ MA270UP vs LG UltraGear 32GX870A

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

BenQ MA270UP

27" · 3840×2160 · IPS
Optimal Viewing Distance 54cm
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LG UltraGear 32GX870A

31.5" · 3840×2160 · OLED
Optimal Viewing Distance 62cm
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Category Ranking

Pixel Density (PPI)67in category
BenQ MA270UP163 PPI #20
LG UltraGear 32GX870A140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ MA270UP450 nits #48
LG UltraGear 32GX870A1300 nits #3
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ MA270UP95% #48
LG UltraGear 32GX870A98.5% #30
79%100%
Refresh Rate
BenQ MA270UP60 Hz
LG UltraGear 32GX870A240 Hz
StandardHighUltra

Summary

  • Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The BenQ MA270UP has 17% higher pixel density (163 vs 140 PPI), but this only becomes visible below 54cm.
  • Brightness: advantage BenQ MA270UP — The BenQ MA270UP is 64% brighter in SDR (450 vs 275 nits), a noticeable difference for outdoor readability. HDR peak: 450 vs 1300 nits.

Key Differences

Specification BenQ MA270UP LG UltraGear 32GX870A
Pixel Density (PPI) 163 140
Optimal Viewing Distance 54cm 62cm
SDR Brightness 450 nits 275 nits
Screen Size 27" 31.5"
Refresh Rate 60 Hz 240 Hz
Response Time 5 ms GTG 0.0 ms GTG
HDR Peak Brightness 450 nits 1300 nits
Contrast Ratio 1:1,200 1:1,500,000
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 98.5%
All specifications
Specification BenQ MA270UP 2025 LG UltraGear 32GX870A 2025
Screen Size 27" 31.5" (Better)
Resolution 3840×2160 3840×2160
Pixel Density (PPI) 163 (Better) 140
Optimal Viewing Distance 54cm (Better) 62cm
Panel Type IPS OLED
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Refresh Rate 60 Hz 240 Hz (Better)
Variable Refresh Rate (VRR) None FreeSync Premium Pro
Response Time 5 ms GTG 0.0 ms GTG (Better)
HDR Certification DisplayHDR 400 DisplayHDR True Black 400
SDR Brightness 450 nits (Better) 275 nits
HDR Peak Brightness 450 nits 1300 nits (Better)
Contrast Ratio 1:1,200 1:1,500,000 (Better)
Ports 2x HDMI · USB-C · USB Hub 2x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 90 W 90 W
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 98.5% (Better)
Year 2025 2025

Frequently Asked Questions

Which has better PPI: BenQ MA270UP or LG UltraGear 32GX870A?
The BenQ MA270UP has 163 PPI compared to 140 PPI for the LG UltraGear 32GX870A.
Which has a closer optimal viewing distance?
The BenQ MA270UP requires 54cm vs 62cm for the LG UltraGear 32GX870A 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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