In depth comparison and review of Xiaomi MI Mix 2 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 Mix 2 | Motorola Moto G31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Touch | |
| Height | 151.8 mm | 161.89 mm | Motorola Moto G31 has greater height than Xiaomi MI Mix 2. |
| Width | 75.5 mm | 73.87 mm | Xiaomi MI Mix 2 has greater width than Motorola Moto G31. |
| Depth | 7.7 mm | 8.55 mm | Xiaomi MI Mix 2 is narrower than Xiaomi MI Mix 2. |
| Weight | 185 g | 181 g | Motorola Moto G31 is lighter than Xiaomi MI Mix 2. |
| Body Colour | Black | Mineral grey | Baby blue | |
| Body Material | Ceramic, aerospace-grade aluminium alloy frame | Plastic | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.77 W/kg (body), 0.39 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 Mix 2 | Motorola Moto G31 |
|---|
| Display Type | - | OLED display | |
|---|---|---|---|
| Display Technology | - | OLED | |
| Screen Size (Display Size) | 5.99" | 6.4" | Motorola Moto G31 has larger screen size than Xiaomi MI Mix 2. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 2400 x 1080 pixels | Motorola Moto G31 has better screen resolution than Xiaomi MI Mix 2. |
| Display Format | - | Full HD+ | |
| Pixel Density | 403 ppi | 409 ppi | Motorola Moto G31 has better pixel density than Xiaomi MI Mix 2. |
| Aspect Ratio | 18:9 | 20:9 | |
| Contrast Ratio | 1500:1 | - | |
| Display Refresh Rate | - | 60 Hz | |
| Display Features | Night Display, Sunlight Display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut | Max Vision display |
| PROCESSOR | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 835 | MediaTek Helio G85 | |
|---|---|---|---|
| Clock Speed | 2.45 GHz | 2 GHz | Xiaomi MI Mix 2 has higher clock speed than Motorola Moto G31. |
| Processor Core Qty | - | 8-core | |
| 64-bit Architecture | Yes | - | Xiaomi MI Mix 2 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 540 | ARM Mali-G52 MC2 |
| MEMORY | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 4 GB | Xiaomi MI Mix 2 has more RAM than Motorola Moto G31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 64 GB | Both phones have the same internal memory capacity. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 50 Megapixel | Motorola Moto G31 has better camera resolution than Xiaomi MI Mix 2. |
| Sensor Name | Sony Exmor RX IMX386 sensor | - | |
| Lens Aperture | F/2.0 | F/1.8 | Motorola Moto G31 has better lens aperture than Xiaomi MI Mix 2. |
| Lens Construction | 5-element | - | |
| Pixel Size | - | 1.28 μm | |
| Optical Image Stabiliser (OIS) | 4-axis OIS (Optical Image Stabilisation) | - | Xiaomi MI Mix 2 has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Self-Timer Delay | - | Yes | |
| Special Effects | HDR | HDR, Spot Colour | |
| Camera Modes | Burst mode, Panorama, low-light shots | 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 | Dual flash | 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 | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Two-tone flash | 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) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| 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) | 5 Megapixel | 13 Megapixel | Motorola Moto G31 has better front camera resolution than Xiaomi MI Mix 2. |
| Lens Aperture (Front) | - | F/2.2 | |
| Pixel Size (Front) | - | 1.12 μm | |
| Special Effects (Front) | Mirror | HDR, Spot Colour | |
| Camera Modes (Front) | Beautify with 36 smart beauty profiles, realtime Beautify | 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) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | Selfie countdown | Video image stabilisation, RAW photo, Shot optimisation, Selfie animation, Assistive grid |
| BATTERY AND CHARGING | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| Battery Capacity (Battery Size) | 3400 mAh | 5000 mAh | Motorola Moto G31 has larger battery capacity than Xiaomi MI Mix 2. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | Xiaomi MI Mix 2 has fast charging technology. |
| Run Time Details | - | Standard usage: up to 36 hrs | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | Android 11 | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, Galileo |
| COMMUNICATIONS | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | LTE | |
|---|---|---|---|
| 3G UMTS Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 9, Band 19 | - | |
| 3G UMTS Frequency | 2100, 1900, 1800, 1700, 850, 800, 900, 1700, 800 | - | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 27, Band 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41 | - | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 800 SMR, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | Dolby Atmos | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | - | |
| Sound Enhancements | Dual ADC HD voice recording | - |
| FEATURES | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, digital compass, barometer, gyro sensor, hall sensor, ultrasonic proximity 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 | MU-MIMO technology, Chip-On-Film technology | Dual microphones |
| OTHERS | Xiaomi MI Mix 2 | Motorola Moto G31 |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C cable, Mi MIX 2 protective cover, Type-C to audio converter | Protective cover, USB cable, SIM card removal tool, 10W charger |
|---|
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