
Alienware AW3423DW
Score: 92/100
Asus XG279CNS
Score: 96/100Rankings

The ASUS ROG Strix XG279CNS is a 27-inch Full HD gaming monitor built for esports with an over-clockable 380 Hz refresh rate and 0.3 ms response time. It combines Fast IPS display quality with ELMB SYNC, G-SYNC compatibility and a fully adjustable ergonomic stand, plus USB-C connectivity for modern laptops.

The Alienware AW3423DW is a premium 34-inch ultrawide QD-OLED monitor delivering infinite contrast, vivid DCI-P3 colors and a blistering 175 Hz refresh. It excels for high-end gaming and content creation but its glossy panel and OLED-specific quirks may deter text-heavy or bright-room use.
| Attribute | ![]() | ![]() |
|---|---|---|
34.18 inchesbest | 27 inches | |
175 Hz | 380 Hzbest | |
3,440 pixelsbest | 1,920 pixels | |
1,440 pixelsbest | 1,080 pixels | |
| ↓ lower better | 0.1 msbest | 0.3 ms |
250 nits | 400 nitsbest | |
— | 1,000best | |
1best | 1best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Display(10) | ||
Screen Size (inches) | 34.18 inches | 27 inches |
Panel Type | QD-OLED | Fast IPS |
Resolution (Horizontal) (pixels) | 3440 pixels | 1920 pixels |
Resolution (Vertical) (pixels) | 1440 pixels | 1080 pixels |
Refresh Rate (Hz) | 175 Hz | 380 Hz |
Response Time (ms) | 0.1 ms | 0.3 ms |
Adaptive Sync | G-Sync Ultimate / FreeSync Premium Pro | FreeSync Premium, G‑Sync Compatible |
Brightness (nits) | 250 nits | 400 nits |
Contrast Ratio | Infinite | 1000 |
Color Gamut | 99.3-108% DCI-P3 | 110% sRGB |
Connectivity(1) | ||
HDMI Ports | 2 | 1 |
Ergonomics(2) | ||
Tilt Range (degrees) | 26 degrees | 25 degrees |
Swivel Range (degrees) | 40 degrees | 90 degrees |
Power(1) | ||
Typical Power Consumption (W) | 51 W | 20 W |


Products in the top-left offer the best value (high score, low price).

Professional reviewers hail the AW3423DW as a game-changing desktop display, praising its stunning, factory-calibrated colors, deep blacks, and ultra-smooth 175 Hz motion. They note its premium design and G-Sync Ultimate HDR support, while calling out a minor SDR gamma anomaly.
Everyday users overwhelmingly love the monitor's eye-comfort, immersive curvature, vivid colors and solid build, but repeatedly mention text fuzziness, pixel-refresh interruptions, reflections on the glossy panel, and its substantial weight.

Professional reviewers regard the XG279CNS as a premier choice for competitive esports gamers, emphasizing its unmatched 380 Hz refresh rate, 0.3 ms response, and the rare combination of ELMB SYNC with variable refresh rate. They also commend its ergonomic stand and USB-C connectivity, while cautioning that the 1080p panel and entry-level HDR limit its appeal for content creators or users seeking high-resolution immersion.
Everyday users consistently praise the monitor's ultra-smooth gameplay, noticeable advantage of the 380 Hz refresh, and the flexible stand adjustments. USB-C connectivity is frequently highlighted as a convenience, and the vibrant colors receive positive remarks. Common complaints focus on the low pixel density of the 1080p panel, lack of built-in speakers, and underwhelming HDR performance.
“I feel my eyestrain getting better.”

“Quality remains after the sting of high price wears off.”

“Incredibly smooth gameplay-perfect for CS2 and Valorant”

