Display
- Xiaomi 4K Monitor A27Ui
- 27-inch display, 60 Hz
- Xiaomi 2K Monitor A27Qi 2026
- 27-inch display, 120 Hz
Monitor comparison
Xiaomi 4K A27Ui vs Xiaomi 2K A27Qi 2026
Compare resolution, refresh rate, brightness and ports.
01Selected  Xiaomi 4K Monitor A27Ui
KSh 53,180In Stock | 02  Xiaomi 2K Monitor A27Qi 2026
KSh 28,050In Stock |
|---|
2 of 4 products
Add to comparison
2 spaces availableXiaomi Monitor A27i 2026KSh 20,420
Xiaomi Monitor A24i 2026KSh 16,230
Xiaomi Curved Gaming Monitor G34WQi 2026KSh 54,800
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 2K Monitor A27Qi 2026 if you want a smoother 120 Hz display, a lighter build (3.9 kg) and a lower price (KSh 25,130 less).
Ports
- Xiaomi 4K Monitor A27Ui
- DP × 1
- Xiaomi 2K Monitor A27Qi 2026
- DisplayPort 1.4 × 1
Weight
- Xiaomi 4K Monitor A27Ui
- 5.5 kg
- Xiaomi 2K Monitor A27Qi 2026
- 3.9 kg
Resolution
- Xiaomi 4K Monitor A27Ui
- 3840 × 2160
- Xiaomi 2K Monitor A27Qi 2026
- 2560 × 1440
Rated power
- Xiaomi 4K Monitor A27Ui
- 120W, 24V 5A input
- Xiaomi 2K Monitor A27Qi 2026
- 36W
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 2K Monitor A27Qi 2026
- Smoother 120 Hz display.
- Lighter: 3.9 kg.
- Lower price: KSh 28,050 (KSh 25,130 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 2K Monitor A27Qi 2026
- 27-inch display, 120 Hz.
- DisplayPort 1.4 × 1.
- 3.9 kg.
- 2560 × 1440.
- 36W.
- 300nits typical.
- 6ms.
- 1300:1.
Detailed comparison
Explore the full specifications, section by section.
General
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi 2K Monitor A27Qi 2026 |
|---|---|---|
| Brand | Xiaomi | Xiaomi |
Display
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi 2K Monitor A27Qi 2026 |
|---|---|---|
| Brand / Model | Brand: Xiaomi Model: 66380 | Brand: Xiaomi Model: 70857 |
| Screen / Panel | Screen: 27-inch Panel: IPS | Screen: 27-inch Panel: IPS |
| Resolution / Aspect Ratio | Resolution: 3840 × 2160 Aspect Ratio: 16:9 | Resolution: 2560 × 1440 Aspect Ratio: 16:9 |
| Refresh Rate / Response Time | Refresh Rate: 60Hz maximum Response Time: 6ms typical | Refresh Rate: 120Hz maximum Response Time: 6ms |
| Brightness / Contrast | Brightness: 360nits typical Contrast: 1200:1 typical | Brightness: 300nits typical Contrast: 1300:1 |
| Colour / HDR | Colour Gamut: 100% sRGB; 95% DCI-P3 Colour Depth: 10-bit using 8-bit + FRC; 1.07 billion colours | Colour Gamut: 95% DCI-P3 and 100% sRGB Colour Depth: 8-bit |
Connectivity
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi 2K Monitor A27Qi 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; audio × 1; DC power input × 1 |
Gaming & Display Features
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi 2K Monitor A27Qi 2026 |
|---|---|---|
| Display Features | Viewing Angle: 178° | Viewing Angle: 178° horizontal / 178° vertical |
Design & Physical
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi 2K Monitor A27Qi 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: 612.94 × 169.8 × 476.7mm including base Weight: 3.9kg including base Rated Power: 36W |
Product details
| Specification | Xiaomi 4K Monitor A27Ui | Xiaomi 2K Monitor A27Qi 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; 2560 × 1440 |
| Refresh rate | — | 120Hz maximum |
| Response time | — | 6ms |
| Brightness | — | 300nits typical |
| Colour gamut | — | 95% DCI-P3 and 100% sRGB |
| Ports | — | DisplayPort 1.4 × 1; HDMI 2.0 × 1; audio × 1; DC power input × 1 |
| VESA mount | — | 75 × 75mm |
| Power | — | 36W |
| Stand adjustment | — | 5° forward and 15° backward tilt |
| Package contents | — | monitor, power adapter, stand and base, screw kit, HDMI cable and user manual |
Similarities
- Same panel: IPS.
- Same aspect ratio: 16:9.
- Both are made by Xiaomi.
In summary
Choose Xiaomi 2K Monitor A27Qi 2026 for a smoother screen at a lower price; Xiaomi 4K Monitor A27Ui offers a brighter, sharper screen.
Back to compared products ↑In-stock alternatives
Related comparisons
Xiaomi 4K Monitor A27UiXiaomi Monitor A27i 2026Xiaomi 4K Monitor A27UiXiaomi Monitor A24i 2026Xiaomi 4K Monitor A27UiXiaomi Curved Gaming Monitor G34WQi 2026Xiaomi 4K Monitor A27UiXiaomi Monitor A24iXiaomi 4K Monitor A27Ui
Xiaomi Monitor A27iXiaomi 4K Monitor A27Ui
Xiaomi 2K Monitor A27QiXiaomi 4K Monitor A27Ui
Xiaomi Monitor A22i