In depth comparison and review of Xiaomi MI A2 and Motorola Moto G31. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 158.7 mm | 161.89 mm | Motorola Moto G31 has greater height than Xiaomi MI A2. |
| Width | 75.4 mm | 73.87 mm | Xiaomi MI A2 has greater width than Motorola Moto G31. |
| Depth | 7.3 mm | 8.55 mm | Xiaomi MI A2 is narrower than Xiaomi MI A2. |
| Weight | 168 g | 181 g | Xiaomi MI A2 is lighter than Xiaomi MI A2. |
| Body Colour | Black | Lake blue | Gold | Mineral grey | Baby blue | |
| Body Material | Metal | Plastic | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.639 W/kg (body), 0.963 W/kg (head) | 1.46 W/kg (body), 0.67 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | OLED | |
| Screen Size (Display Size) | 5.99" | 6.4" | Motorola Moto G31 has larger screen size than Xiaomi MI A2. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 2400 x 1080 pixels | Motorola Moto G31 has better screen resolution than Xiaomi MI A2. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 403 ppi | 409 ppi | Motorola Moto G31 has better pixel density than Xiaomi MI A2. |
| Aspect Ratio | 18:9 | 20:9 | |
| Contrast Ratio | 1500:1 | - | |
| Display Refresh Rate | - | 60 Hz | |
| Display Features | 2.5D curved glass | Max Vision display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 660 | MediaTek Helio G85 | |
|---|---|---|---|
| Clock Speed | 2.2 GHz | 2 GHz | Xiaomi MI A2 has higher clock speed than Motorola Moto G31. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | ARM Mali-G52 MC2 |
| MEMORY | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| RAM | 4 GB | 4 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | Motorola Moto G31 has more internal memory than Xiaomi MI A2. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 20 Megapixel | 50 Megapixel | Motorola Moto G31 has better camera resolution than Xiaomi MI A2. |
| Sensor Size | 1/2.8" | - | |
| Sensor Name | Sony Exmor RS IMX376 sensor | - | |
| Lens Aperture | F/1.75 | F/1.8 | Xiaomi MI A2 has better lens aperture than Xiaomi MI A2. |
| Pixel Size | - | 1.28 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Self-Timer Delay | - | Yes | |
| Special Effects | HDR, Beautify 4.0 | HDR, Spot Colour | |
| Camera Modes | Burst mode, Panorama, portrait mode, AI portrait mode, group selfi mode, AI Beauty | Panorama, Pro mode, Timer mode, BurstShot, Watermark mode, Active photos, Cinemagraph, Portrait, Night Vision, AR stickers, Levelling, Macro Vision, Long exposure mode, Live filter, Capture Dual | |
| Face Recognition (Face ID) | Face recognition | Auto smile capture | Both phones have face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, 720 x 480 (480p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), AI Dual camera, 4-in-1 Super Pixel | Phase Detect Auto-Focus (PDAF), Barcode Scanner, Cutout, Quad Pixel technology, smart composition, RAW photo output, shot optimisation, Google Lens, High-res digital zoom (up to 8x), Assistive Grid |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 8 Megapixel | Xiaomi MI A2 has better second camera resolution than Motorola Moto G31. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/2.9" | - | |
| Sensor Name (2nd Camera) | Sony Exmor RS IMX486 sensor | - | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/1.75 | F/2.2 | Xiaomi MI A2 has better second camera lens aperture than Xiaomi MI A2. |
| Field of View (2nd Camera) | - | 118 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.12 μm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Lens Aperture (4th Camera) | - | F/2.4 | |
|---|---|---|---|
| Pixel Size (4th Camera) | - | 1.75 μm | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 13 Megapixel | Xiaomi MI A2 has better front camera resolution than Motorola Moto G31. |
| Sensor Name (Front) | Sony Exmor RS IMX376 sensor | - | |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Automatic | - | |
| Special Effects (Front) | - | HDR, Spot Colour | |
| Camera Modes (Front) | - | Slow motion video, Pro mode, Timer mode, BurstShot, HYPERLAPSE, Watermark mode, portrait mode, Face Beauty, Timelapse video, Active photos, Cinemagraph, Portrait, Night Vision, Levelling, Gesture selfie, Group selfie, Long exposure mode, Live filter, Low Light AI Selfie, Capture Dual, Gesture Capture | |
| Face Recognition (Face ID) | Face recognition | Auto smile capture | Both phones have face detection. |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | AI-powered portrait mode | Video image stabilisation, RAW photo, Shot optimisation, Selfie animation, Assistive grid |
| BATTERY AND CHARGING | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Battery Capacity (Battery Size) | 3010 mAh | 5000 mAh | Motorola Moto G31 has larger battery capacity than Xiaomi MI A2. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | Xiaomi MI A2 has fast charging technology. |
| Run Time Details | - | Standard usage: up to 36 hrs | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android One | Android 11 | |
| Intelligent Assistant | Google Assistant | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, Galileo |
| COMMUNICATIONS | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | - | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | - | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | - | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | - | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | - | |
| Wireless Interface | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | - | Yes | Motorola Moto G31 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, MIDI, MP4, AMR-WB, AMR-NB | Dolby Atmos | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | - |
| FEATURES | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, vibration sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, SAR sensor, gyroscope | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Wi-Fi Miracast, AI Engine | Dual microphones |
| OTHERS | Xiaomi MI A2 | Motorola Moto G31 |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool, clear soft case, Type-C to audio converter | Protective cover, USB cable, SIM card removal tool, 10W charger |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
