Apple Studio Display 27" vs ASUS ROG Swift OLED PG34WCDM 34"
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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Category Ranking
Pixel Density (PPI)67in category
Apple Studio Display 27"218 PPI #5
ASUS ROG Swift OLED PG34WCDM 34"110 PPI #47
93 PPI224 PPI
HDR Peak Brightness67in category
Apple Studio Display 27"600 nits #22
ASUS ROG Swift OLED PG34WCDM 34"1300 nits #3
250 nits2000 nits
DCI-P3 Color Gamut63in category
Apple Studio Display 27"99% #2
ASUS ROG Swift OLED PG34WCDM 34"99% #2
79%100%
Refresh Rate
Apple Studio Display 27"60 Hz
ASUS ROG Swift OLED PG34WCDM 34"240 Hz
StandardHighUltra
Summary
- Sharpness: advantage Apple Studio Display 27" — At 65cm, the Apple Studio Display 27" is retina (218 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 Apple Studio Display 27" — The Apple Studio Display 27" is 122% brighter in SDR (600 vs 270 nits), a noticeable difference for outdoor readability. HDR peak: 600 vs 1300 nits.
Key Differences
| Specification | Apple Studio Display 27" | ASUS ROG Swift OLED PG34WCDM 34" |
|---|---|---|
| Resolution | 5120×2880 | 3440×1440 |
| Pixel Density (PPI) | 218 | 110 |
| Optimal Viewing Distance | 40cm | 80cm |
| SDR Brightness | 600 nits | 270 nits |
| USB-C Power Delivery | 96 W | 90 W |
| Screen Size | 27" | 33.94" |
| Refresh Rate | 60 Hz | 240 Hz |
| Response Time | 12 ms GTG | 0.0 ms GTG |
| HDR Peak Brightness | 600 nits | 1300 nits |
| Contrast Ratio | 1:1,200 | 1:1,500,000 |
| Color Gamut | sRGB 100% · DCI-P3 99% · Adobe RGB 86% | sRGB 135% · DCI-P3 99% · Adobe RGB 95% |
| Year | 2022 | 2024 |
All specifications
| Specification | Apple Studio Display 27" 2022 | ASUS ROG Swift OLED PG34WCDM 34" 2024 |
|---|---|---|
| Screen Size | 27" | 33.94" (Better) |
| Resolution | 5120×2880 (Better) | 3440×1440 |
| Pixel Density (PPI) | 218 (Better) | 110 |
| Optimal Viewing Distance | 40cm (Better) | 80cm |
| Panel Type | IPS | OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 21:9 |
| Refresh Rate | 60 Hz | 240 Hz (Better) |
| Variable Refresh Rate (VRR) | None | FreeSync Premium Pro |
| Response Time | 12 ms GTG | 0.0 ms GTG (Better) |
| HDR Certification | None | DisplayHDR True Black 400 |
| SDR Brightness | 600 nits (Better) | 270 nits |
| HDR Peak Brightness | 600 nits | 1300 nits (Better) |
| Contrast Ratio | 1:1,200 | 1:1,500,000 (Better) |
| Ports | USB-C · USB Hub | 2x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | 96 W (Better) | 90 W |
| Color Gamut | sRGB 100% · DCI-P3 99% · Adobe RGB 86% | sRGB 135% · DCI-P3 99% · Adobe RGB 95% (Better) |
| Year | 2022 | 2024 (Better) |
Frequently Asked Questions
Which has better PPI: Apple Studio Display 27" or ASUS ROG Swift OLED PG34WCDM 34"?
The Apple Studio Display 27" has 218 PPI compared to 110 PPI for the ASUS ROG Swift OLED PG34WCDM 34".
Which has a closer optimal viewing distance?
The Apple Studio Display 27" requires 40cm vs 80cm for the ASUS ROG Swift OLED PG34WCDM 34" to reach retina quality.
Related Comparisons
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs Apple Studio Display 27" 2022 · 218 PPI · 27" · 60 Hz
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs ASUS ROG Swift OLED PG34WCDM 34" 2024 · 110 PPI · 33.94" · 240 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Apple Studio Display 27" 2022 · 218 PPI · 27" · 60 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs ASUS ROG Swift OLED PG34WCDM 34" 2024 · 110 PPI · 33.94" · 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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