Display
- Xiaomi 4K Monitor A27Ui
- 27-inch display, 60 Hz
- Xiaomi Monitor A27i 2026
- 27-inch display, 144 Hz
Monitor comparison
Xiaomi 4K A27Ui vs Xiaomi A27i 2026
Compare resolution, refresh rate, brightness and ports.
01Selected  Xiaomi 4K Monitor A27Ui
KSh 53,180In Stock | 02  Xiaomi Monitor A27i 2026
KSh 20,420In Stock |
|---|
2 of 4 products
Add to comparison
2 spaces availableXiaomi Monitor A24i 2026KSh 16,230
Xiaomi Curved Gaming Monitor G34WQi 2026KSh 54,800
Xiaomi 2K Monitor A27Qi 2026KSh 28,050
Xiaomi Monitor A24iKSh 17,190
Our quick verdict
Choose the Xiaomi 4K Monitor A27Ui if you want a brighter display (360 nits) and a higher 3840 × 2160 screen resolution. Choose the Xiaomi Monitor A27i 2026 if you want a smoother 144 Hz display, a lighter build (3.9 kg) and higher 1,500:1 contrast.
Ports
- Xiaomi 4K Monitor A27Ui
- DP × 1
- Xiaomi Monitor A27i 2026
- DisplayPort 1.4 × 1
Weight
- Xiaomi 4K Monitor A27Ui
- 5.5 kg
- Xiaomi Monitor A27i 2026
- 3.9 kg
Resolution
- Xiaomi 4K Monitor A27Ui
- 3840 × 2160
- Xiaomi Monitor A27i 2026
- 1920 × 1080
Rated power
- Xiaomi 4K Monitor A27Ui
- 120W, 24V 5A input
- Xiaomi Monitor A27i 2026
- 24W
Key differences
The main differences to help you choose.
Xiaomi 4K Monitor A27Ui
- Brighter display: up to 360 nits.
- Higher screen resolution: 3840 × 2160.
Xiaomi Monitor A27i 2026
- Smoother 144 Hz display.
- Lighter: 3.9 kg.
- Higher contrast: 1,500:1.
- Lower price: KSh 20,420 (KSh 32,760 less).
What matters most to you?
8 priorities selected.
Xiaomi 4K Monitor A27Ui
- 27-inch display, 60 Hz.
- DP × 1.
- 5.5 kg.
- 3840 × 2160.
- 120W, 24V 5A input.
- 360nits typical.
- 6ms typical.
- 1200:1 typical.
Xiaomi Monitor A27i 2026
- 27-inch display, 144 Hz.
- DisplayPort 1.4 × 1.
- 3.9 kg.
- 1920 × 1080.
- 24W.
- 300nits.
- 6ms.
- 1500:1.
Detailed comparison
Explore the full specifications, section by section.
General
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi Monitor A27i 2026 |
|---|---|---|
| Brand | Xiaomi | Xiaomi |
Display
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi Monitor A27i 2026 |
|---|---|---|
| Brand / Model | Brand: Xiaomi Model: 66380 | Brand: Xiaomi Model: 69664 |
| Screen / Panel | Screen: 27-inch Panel: IPS | Screen: 27-inch Panel: IPS |
| Resolution / Aspect Ratio | Resolution: 3840 × 2160 Aspect Ratio: 16:9 | Resolution: 1920 × 1080 Aspect Ratio: 16:9 |
| Refresh Rate / Response Time | Refresh Rate: 60Hz maximum Response Time: 6ms typical | Refresh Rate: 144Hz Response Time: 6ms |
| Brightness / Contrast | Brightness: 360nits typical Contrast: 1200:1 typical | Brightness: 300nits Contrast: 1500:1 |
| Colour / HDR | Colour Gamut: 100% sRGB; 95% DCI-P3 Colour Depth: 10-bit using 8-bit + FRC; 1.07 billion colours | Colour Gamut: 99% sRGB Colour Depth: 8-bit (6-bit + FRC); 16.7 million colours |
Connectivity
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi Monitor A27i 2026 |
|---|---|---|
| Ports | DP × 1; HDMI × 2; USB 2.0 × 2; audio × 1; USB-C × 1; DC × 1 | DisplayPort 1.4 × 1; HDMI 2.0 × 1; DC power input × 1 |
Gaming & Display Features
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi Monitor A27i 2026 |
|---|---|---|
| Display Features | Viewing Angle: 178° | Viewing Angle: 178° horizontal / 178° vertical |
Design & Physical
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi Monitor A27i 2026 |
|---|---|---|
| Stand / VESA | VESA: 75 × 75mm VESA | VESA: 75 × 75mm |
| Dimensions / Weight / Power | Dimensions: 613 × 185 × 511mm including base Weight: 5.5kg including base Rated Power: 120W; 24V 5A input | Dimensions: 611.3 × 170.0 × 474.6mm including base Weight: 3.9kg including base Rated Power: 24W |
Product details
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi Monitor A27i 2026 |
|---|---|---|
| Display | 27-inch IPS; 3840 × 2160; 16:9 | — |
| Refresh / response | 60Hz maximum / 6ms typical | — |
| Brightness / contrast | 360nits typical / 1200:1 typical | — |
| Colour | 100% sRGB; 95% DCI-P3; 8-bit + FRC | — |
| Accuracy | Average ΔE < 1 in sRGB mode | — |
| USB-C charging | 90W maximum when screen is off; laptop dependent | — |
| Ports | DP × 1; HDMI × 2; USB 2.0 × 2; audio × 1; USB-C × 1; DC × 1 | — |
| Stand / mount | Height, swivel, portrait and tilt; VESA 75 × 75mm | — |
| Dimensions / weight | 613 × 185 × 511mm including base / 5.5kg | — |
| Power | 120W rated; 24V 5A input | — |
| Package contents | Monitor; adapter; stand/base; screws; HDMI and USB-C cables; manual; calibration card | — |
| Screen | — | 27-inch; 1920 × 1080 |
| Refresh rate | — | 144Hz |
| Response time | — | 6ms |
| Brightness | — | 300nits |
| Colour gamut | — | 99% sRGB |
| Ports | — | DisplayPort 1.4 × 1; HDMI 2.0 × 1; DC power input × 1 |
| VESA mount | — | 75 × 75mm |
| Power | — | 24W |
| Stand adjustment | — | 5° forward and 15° backward tilt |
| Package contents | — | monitor, screw kit, stand and base, power adapter, HDMI 2.0 cable and user manual |
Similarities
- Same panel: IPS.
- Same aspect ratio: 16:9.
- Both are made by Xiaomi.
In summary
Choose Xiaomi Monitor A27i 2026 for a smoother screen at a lower price; Xiaomi 4K Monitor A27Ui offers a brighter, sharper screen.
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