Gigabyte M27UP SA
Score: 88/100
Alienware 34 Curved QD-OLED
Score: 89/100Rankings

The Dell Alienware AW3423DWF is a 34.18-inch ultrawide QD-OLED monitor delivering WQHD resolution, 165 Hz refresh, and a lightning-fast 0.1 ms response. It offers infinite contrast, a wide color gamut, HDR10 support, and adaptive-sync compatibility with both AMD and NVIDIA GPUs, targeting enthusiast gamers and creators. Drawbacks include limited HDMI bandwidth, fan noise, and a lack of built-in speakers.
The Gigabyte M27UP is a versatile 27-inch SS-IPS monitor that combines 4K @ 160 Hz and 1080p @ 320 Hz modes, delivering vivid colors, fast response, and extensive ergonomics. It adds a USB-C KVM switch and decent built-in speakers, making it suitable for both gamers and creators.
| Attribute | Gigabyte M27UP SA | ![]() |
|---|---|---|
27 inches | 34.18 inchesbest | |
160 Hz | 165 Hzbest | |
3,840 pixelsbest | 3,440 pixels | |
2,160 pixelsbest | 1,440 pixels | |
| ↓ lower better | 1 ms | 0.1 msbest |
350 nitsbest | 250 nits | |
1,000 | 1,000,000best | |
1 | 2best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Gigabyte M27UP SA | ![]() |
|---|---|---|
Display(10) | ||
Screen Size (inches) | 27 inches | 34.18 inches |
Panel Type | SS IPS | QD-OLED |
Resolution (Horizontal) (pixels) | 3840 pixels | 3440 pixels |
Resolution (Vertical) (pixels) | 2160 pixels | 1440 pixels |
Refresh Rate (Hz) | 160 Hz | 165 Hz |
Response Time (ms) | 1 ms | 0.1 ms |
Adaptive Sync | FreeSync Premium, G-SYNC Compatible | FreeSync Premium Pro, G-Sync Ultimate, VESA Adaptive-Sync |
Brightness (nits) | 350 nits | 250 nits |
Contrast Ratio | 1000 | 1000000 |
Color Gamut | 95% DCI-P3, 125% sRGB | 99.3% DCI-P3, 149% sRGB |
Connectivity(2) | ||
HDMI Ports | 2 | 1 |
DisplayPort Ports | 1 | 2 |
Ergonomics(1) | ||
Swivel Range (degrees) | 30 degrees | 40 degrees |
Power(1) | ||
Typical Power Consumption (W) | 27 W | 34 W |
Audio(1) | ||
Built‑in Speakers | true | false |

Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the rare 4K 160 Hz IPS panel and the USB-C KVM, but note that HDR400 is modest and firmware can be finicky when toggling modes.
Everyday users love the vivid colors, sharp image quality, and ergonomic stand, while some report occasional firmware hiccups and limited HDR impact.

Professional reviewers laud the AW3423DWF for its groundbreaking QD-OLED panel, citing infinite contrast, lightning-fast response, and a color gamut that outshines most competing ultrawide monitors. They commend the adaptive-sync support and ergonomic design, but criticize the lack of HDMI 2.1, the sub-par anti-glare coating, and the presence of an active cooling fan that adds audible noise.
Everyday users echo the praise for deep blacks, vivid colors, and rapid response, often highlighting the monitor's immersive feel for gaming and content creation. Common complaints revolve around the HDMI limitation, fan noise, glare from the glossy surface, and concerns about OLED burn-in and the relatively short warranty period.
“Users consistently rate the image clarity and color vibrancy as excellent.”
“The dual-mode feature is lauded by competitive gamers who switch between AAA titles and esports.”
“A few users report inconsistent behavior when switching between UHD and FHD modes, requiring manual refresh rate adjustments.”