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ASUS ROG Swift OLED PG34WCDM 34" vs BenQ MA270UP

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

ASUS ROG Swift OLED PG34WCDM 34"

33.94" · 3440×1440 · OLED
Optimal Viewing Distance 80cm
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BenQ MA270UP

27" · 3840×2160 · IPS
Optimal Viewing Distance 54cm
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Advantages of ASUS ROG Swift OLED PG34WCDM 34"

Specification ASUS ROG Swift OLED PG34WCDM 34" BenQ MA270UP
Screen Size 33.94" 27"
Refresh Rate 240 Hz 60 Hz
Response Time 0.0 ms GTG 5 ms GTG
HDR Peak Brightness 1300 nits 450 nits
Contrast Ratio 1:1,500,000 1:1,200
Color Gamut sRGB 135% · DCI-P3 99% · Adobe RGB 95% sRGB 99% · DCI-P3 95%

Advantages of BenQ MA270UP

Specification ASUS ROG Swift OLED PG34WCDM 34" BenQ MA270UP
Resolution 3440×1440 3840×2160
Pixel Density (PPI) 110 163
Optimal Viewing Distance 80cm 54cm
SDR Brightness 270 nits 450 nits
Year 2024 2025

Identical

Specification ASUS ROG Swift OLED PG34WCDM 34" BenQ MA270UP
Panel Type OLED IPS
Viewing Angle 178° 178°
Aspect Ratio 21:9 16:9
Variable Refresh Rate (VRR) FreeSync Premium Pro None
HDR Certification DisplayHDR True Black 400 DisplayHDR 400
Ports 2x HDMI · 1x DP · USB-C · USB Hub 2x HDMI · USB-C · USB Hub
USB-C Power Delivery 90 W 90 W

Summary

Sharpness: advantage BenQ MA270UP

At 65cm, the BenQ MA270UP is retina (163 PPI) while the ASUS ROG Swift OLED PG34WCDM 34" is not — you need to sit at least 80cm away for pixel-free viewing.

Brightness: advantage BenQ MA270UP

The BenQ MA270UP is 67% brighter in SDR (450 vs 270 nits), a noticeable difference for outdoor readability. HDR peak: 450 vs 1300 nits.

All specifications
Specification ASUS ROG Swift OLED PG34WCDM 34" 2024 BenQ MA270UP 2025
Screen Size 33.94" (Better) 27"
Resolution 3440×1440 3840×2160 (Better)
Pixel Density (PPI) 110 163 (Better)
Optimal Viewing Distance 80cm 54cm (Better)
Panel Type OLED IPS
Viewing Angle 178° 178°
Aspect Ratio 21:9 16:9
Refresh Rate 240 Hz (Better) 60 Hz
Variable Refresh Rate (VRR) FreeSync Premium Pro None
Response Time 0.0 ms GTG (Better) 5 ms GTG
HDR Certification DisplayHDR True Black 400 DisplayHDR 400
SDR Brightness 270 nits 450 nits (Better)
HDR Peak Brightness 1300 nits (Better) 450 nits
Contrast Ratio 1:1,500,000 (Better) 1:1,200
Ports 2x HDMI · 1x DP · USB-C · USB Hub 2x HDMI · USB-C · USB Hub
USB-C Power Delivery 90 W 90 W
Color Gamut sRGB 135% · DCI-P3 99% · Adobe RGB 95% (Better) sRGB 99% · DCI-P3 95%
Year 2024 2025 (Better)

Frequently Asked Questions

Which has better PPI: ASUS ROG Swift OLED PG34WCDM 34" or BenQ MA270UP?
The BenQ MA270UP has 163 PPI compared to 110 PPI for the ASUS ROG Swift OLED PG34WCDM 34".
Which has a closer optimal viewing distance?
The BenQ MA270UP requires 54cm vs 80cm for the ASUS ROG Swift OLED PG34WCDM 34" 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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