ASUS ROG Swift OLED PG34WCDM 34" vs LG UltraGear 32GX870A
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
ASUS ROG Swift OLED PG34WCDM 34"110 PPI #47
LG UltraGear 32GX870A140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
ASUS ROG Swift OLED PG34WCDM 34"1300 nits #3
LG UltraGear 32GX870A1300 nits #3
250 nits2000 nits
DCI-P3 Color Gamut63in category
ASUS ROG Swift OLED PG34WCDM 34"99% #2
LG UltraGear 32GX870A98.5% #30
79%100%
Refresh Rate
ASUS ROG Swift OLED PG34WCDM 34"240 Hz
LG UltraGear 32GX870A240 Hz
StandardHighUltra
Summary
- Sharpness: advantage LG UltraGear 32GX870A — At 65cm, the LG UltraGear 32GX870A is retina (140 PPI) while the ASUS ROG Swift OLED PG34WCDM 34" is not — you need to sit at least 80cm away for pixel-free viewing.
- Brightness: comparable — Both screens offer similar brightness (270 vs 275 nits SDR). Neither has a meaningful advantage for outdoor use.
Key Differences
| Specification | ASUS ROG Swift OLED PG34WCDM 34" | LG UltraGear 32GX870A |
|---|---|---|
| Screen Size | 33.94" | 31.5" |
| Color Gamut | sRGB 135% · DCI-P3 99% · Adobe RGB 95% | sRGB 100% · DCI-P3 98.5% |
| Resolution | 3440×1440 | 3840×2160 |
| Pixel Density (PPI) | 110 | 140 |
| Optimal Viewing Distance | 80cm | 62cm |
| SDR Brightness | 270 nits | 275 nits |
| Year | 2024 | 2025 |
All specifications
| Specification | ASUS ROG Swift OLED PG34WCDM 34" 2024 | LG UltraGear 32GX870A 2025 |
|---|---|---|
| Screen Size | 33.94" (Better) | 31.5" |
| Resolution | 3440×1440 | 3840×2160 (Better) |
| Pixel Density (PPI) | 110 | 140 (Better) |
| Optimal Viewing Distance | 80cm | 62cm (Better) |
| Panel Type | OLED | OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 21:9 | 16:9 |
| Refresh Rate | 240 Hz | 240 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | FreeSync Premium Pro |
| Response Time | 0.0 ms GTG | 0.0 ms GTG |
| HDR Certification | DisplayHDR True Black 400 | DisplayHDR True Black 400 |
| SDR Brightness | 270 nits | 275 nits (Better) |
| HDR Peak Brightness | 1300 nits | 1300 nits |
| Contrast Ratio | 1:1,500,000 | 1:1,500,000 |
| Ports | 2x HDMI · 1x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | 90 W | 90 W |
| Color Gamut | sRGB 135% · DCI-P3 99% · Adobe RGB 95% (Better) | sRGB 100% · DCI-P3 98.5% |
| Year | 2024 | 2025 (Better) |
Frequently Asked Questions
Which has better PPI: ASUS ROG Swift OLED PG34WCDM 34" or LG UltraGear 32GX870A?
The LG UltraGear 32GX870A has 140 PPI compared to 110 PPI for the ASUS ROG Swift OLED PG34WCDM 34".
Which has a closer optimal viewing distance?
The LG UltraGear 32GX870A requires 62cm 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 ASUS ROG Swift OLED PG34WCDM 34" 2024 · 110 PPI · 33.94" · 240 Hz
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs LG UltraGear 32GX870A 2025 · 140 PPI · 31.5" · 240 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
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs LG UltraGear 32GX870A 2025 · 140 PPI · 31.5" · 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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