
Xiaomi G27i-US
Score: 85/100
AOC Q27G4ZMN
Score: 92/100Rankings

The AOC Q27G4ZMN is a 27-inch Mini-LED VA gaming monitor delivering QHD resolution, 240 Hz refresh, and DisplayHDR 1000 performance. It excels in brightness, contrast and color accuracy while offering a fully adjustable ergonomic stand.

The Xiaomi G27i is a 27-inch Full HD gaming monitor that delivers a 165 Hz refresh rate, 1 ms response, and factory-calibrated colors at a budget-friendly price. It excels in fast-paced gaming but lacks extensive ergonomic adjustments and strong HDR performance.
| Attribute | ![]() | ![]() |
|---|---|---|
27 inchesbest | 27 inchesbest | |
2,073,600 pixelsbest | — | |
165 Hz | 240 Hzbest | |
250 nits | 450 nitsbest | |
1,000 | 5,000best | |
99 % | 106 %best | |
| ↓ lower better | 1 msbest | 1 msbest |
| ↓ lower better | 36 W | 31.9 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Display(6) | ||
Resolution (total pixels) (pixels) | 2073600 pixels | 2560x1440 pixels |
Refresh Rate (Hz) | 165 Hz | 240 Hz |
Panel Type | Fast IPS LCD | VA |
Brightness (nits) | 250 nits | 450 nits |
Static Contrast Ratio | 1000 | 5000 |
Color Gamut Coverage (%) | 99 % | 106 % |
Power & Energy(1) | ||
Typical Power Consumption (W) | 36 W | 31.9 W |
Warranty(1) | ||
Warranty Period (years) | 1 years | 3 years |
Connectivity(1) | ||
HDMI Ports (count) | 1 count | 2 count |
Ergonomics(1) | ||
Tilt Range (degrees) | 20 degrees | -5 to 23 degrees |


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

Professional reviewers commend the G27i for delivering high refresh rates, rapid response times and factory-calibrated color accuracy at a sub-$200 price point, while noting the trade-offs of limited ergonomics and modest HDR.
Users love the smooth gameplay and accurate colors, but frequently mention the missing height adjustment and limited HDR impact.

Professional reviewers rate the Q27G4ZMN 4.5/5, highlighting its OLED-like brightness and contrast, precise factory calibration, and blistering 240 Hz performance as a rare combination at its price point.
Everyday users echo the professional praise, especially appreciating the monitor's brightness, color vibrancy, and fluid gameplay.
“Users frequently commend the sharp image quality and smooth gameplay at 165Hz.”

“The TÜV-certified low blue light mode is appreciated for reducing eye strain during extended use.”

“No built-in speakers and only tilt adjustment are disappointing.”

