
Uperfect M180K01 18-inch
Score: 88/100
CRUA CR340AU
Score: 69/100Rankings

The UPERFECT 18-inch K118 delivers a high-refresh 2K IPS panel with full DCI-P3 coverage, making it a strong choice for gamers and creators who need color accuracy on the move. Its thin bezels, magnetic smart cover, and VESA compatibility add versatility, though brightness reset issues and modest speakers are drawbacks.

The CRUA CR340AU is a 34" ultrawide IPS monitor with a 120 Hz refresh rate, 120% sRGB coverage, and built-in speakers, aimed at budget-friendly gamers and multitaskers. Its stand only tilts and it lacks USB-C and higher-resolution options.
| Attribute | ![]() | ![]() |
|---|---|---|
18 inches | 34 inchesbest | |
144 Hzbest | 120 Hz | |
400 nitsbest | 350 nits | |
1,200 ratiobest | 1,000 ratio | |
| ↓ lower better | 3 msbest | 3 msbest |
1 countbest | 1 countbest | |
— | 1 countbest | |
2 countbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Display(8) | ||
Screen Size (inches) | 18 inches | 34 inches |
Resolution | 2560x1600 | 2560x1080 |
Refresh Rate (Hz) | 144 Hz | 120 Hz |
Panel Type | IPS Matte | IPS |
HDR Support | true | false |
Brightness (nits) | 400 nits | 350 nits |
Contrast Ratio (ratio) | 1200 ratio | 1000 ratio |
Color Gamut | 100% DCI-P3 | 120% sRGB |


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

Professional reviewers praise the K118 for its desktop-grade visual performance, high refresh rate and color accuracy, noting its plug-and-play convenience, solid build and VESA compatibility. The main criticisms focus on the awkward OSD control and the modest built-in speakers, while some point out that the panel is IPS rather than true QLED.
Everyday users love the monitor's crisp 2K display, smooth 144 Hz gaming and accurate colors, especially when paired with MacBooks or handheld consoles. Common complaints revolve around the brightness resetting after sleep, the fiddly side dial/OSD, weak speakers and the extra weight for a portable device.

Professional editors view the CR340AU as a solid entry-level ultrawide that delivers the core benefits of IPS color fidelity and a 120 Hz FreeSync panel without the premium price tag.
Everyday users appreciate the monitor's immersive 21:9 screen, vivid IPS colors and the convenience of integrated speakers, often calling it a plug-and-play solution that looks great on a white desk. Common complaints revolve around minor backlight uniformity issues, speaker distortion at higher volumes, and the inability to raise or swivel the stand.
“Perfect second screen for my MacBook Pro - matches the aspect ratio exactly.”

“Gaming on my ROG Ally is so much better with this 144 Hz screen.”

“Colors are vibrant and accurate - great for photo editing on the go.”

