Side by side comparison and review of Xiaomi POCO X3 Pro and Realme C31. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | RMX3501 | |
| Form Factor | Touch | Touch | |
| Height | 165.3 mm | 164.7 mm | Xiaomi POCO X3 Pro has greater height than Realme C31. |
| Width | 76.8 mm | 76.1 mm | Xiaomi POCO X3 Pro has greater width than Realme C31. |
| Depth | 9.4 mm | 8.4 mm | Realme C31 is narrower than Xiaomi POCO X3 Pro. |
| Weight | 215 g | 197 g | Realme C31 is lighter than Xiaomi POCO X3 Pro. |
| Body Colour | Phantom black | Metallic bronze | Frost blue | Light silver | Dark green | |
| Protection | Splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | IP53 | - | |
| SAR Value | 0.899 W/kg (body), 0.573 W/kg (head), 1.898 W/kg (limb) | 1.147 W/kg (body), 0.957 W/kg (head), 2.663 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B 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 POCO X3 Pro | Realme C31 |
|---|
| Screen Size (Display Size) | 6.67" | 6.5" | Xiaomi POCO X3 Pro has larger screen size than Realme C31. |
|---|---|---|---|
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1600 x 720 pixels | Xiaomi POCO X3 Pro has better screen resolution than Realme C31. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 395 ppi | - | |
| Aspect Ratio | 20:9 | 20:9 | |
| Max Brightness | 450 cd/m² | - | |
| Colour Depth | - | 16.7 million colours | |
| Display Enhancement Technology | Sunlight mode | - | |
| Display Refresh Rate | 120 Hz | 60 Hz | Xiaomi POCO X3 Pro has better refresh rate than Realme C31. |
| Touch Sampling Rate | 240 Hz | 120 Hz | |
| Display Features | Dot Display, Reading mode 3, DynamicSwitch refresh rate | Ultra-clear View | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 6 (scratch resistant glass) | - |
| PROCESSOR | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 860 | Unisoc | |
|---|---|---|---|
| Processor Number | - | T612 | |
| Clock Speed | 2.96 GHz | 1.82 GHz | Xiaomi POCO X3 Pro has higher clock speed than Realme C31. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | ARM Mali-G57 |
| MEMORY | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | LPDDR4X SDRAM - 4 GB + up to 7 GB virtual extension | Xiaomi POCO X3 Pro has more RAM than Realme C31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | Xiaomi POCO X3 Pro has more internal memory than Realme C31. |
| Memory Interface | UFS 3.1 | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 1 TB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 13 Megapixel | Xiaomi POCO X3 Pro has better camera resolution than Realme C31. |
| Sensor Size | 1/2" | - | |
| Lens Aperture | F/1.79 | F/2.2 | Xiaomi POCO X3 Pro has better lens aperture than Xiaomi POCO X3 Pro. |
| Lens Construction | - | 5-element | |
| Pixel Size | 1.6 μm | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | Night mode, Dual video mode | Burst mode, Panorama, Time-lapse mode, Pro mode, Portrait, Filter mode, Macro mode, Night Pro | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | |
| Camera Features (Functions) | 4-in-1 to 1.6μm Super Pixel | AI Triple camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 2 Megapixel | Xiaomi POCO X3 Pro has better second camera resolution than Realme C31. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.4 | Xiaomi POCO X3 Pro has better second camera lens aperture than Xiaomi POCO X3 Pro. |
| Field of View (2nd Camera) | 119 degree(s) | - | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | - | 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 0.3 Megapixel | Xiaomi POCO X3 Pro has higher resolution third camera than Realme C31. |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | F/2.8 | Xiaomi POCO X3 Pro has better third camera lens aperture than Xiaomi POCO X3 Pro. |
| Camera Functions (3rd Camera) | Macro camera | B&W lens | |
| Camera Features (3rd Camera) | FF (4cm) | - |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (4th Camera) | F/2.4 | - | |
| Camera Functions (4th Camera) | Depth camera | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 5 Megapixel | Xiaomi POCO X3 Pro has better front camera resolution than Realme C31. |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | - | 3-element | |
| Pixel Size (Front) | 1.6 μm | - | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | Night mode, Dual video mode | Beauty mode, Filter mode | |
| Video Resolutions (Front) | - | 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | |
| Camera Features (Front) | 4-in-1 Super Pixel technology | AI Selfie |
| BATTERY AND CHARGING | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| Battery Capacity (Battery Size) | 5160 mAh | 5000 mAh | Xiaomi POCO X3 Pro has larger battery capacity than Realme C31. |
|---|---|---|---|
| Recharge Time (Charging Time) | 59 min | - | |
| Run Time Details | Playback (video): up to 18 hrs Gaming: up to 11 hrs Playback (Music): up to 110 hrs |
- |
| CELLULAR | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | - | Android 11 | |
| User Interface | MIUI 12 | Realme UI (R Edition) | |
| Payment Technology | Google Pay | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, BeiDou, Galileo |
| COMMUNICATIONS | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, 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 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | Wi-Fi 5 | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | - | Xiaomi POCO X3 Pro has NFC reader for mobile payments. |
| MEDIA | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| Sound Enhancements | Hi-Res audio | - |
|---|
| FEATURES | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| 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, vibration motor | Accelerometer, proximity sensor, magnetometer, gyro sensor, light sensor | |
| Security Devices | Face recognition, fingerprint reader (side) | Fingerprint reader (side) | |
| Security Technology | AI face unlock | - | |
| Additional Phone Features | Infrared remote control, MIMO technology, AI face unlock, AI Engine, LiquidCool Technology 1.0 Plus, MMT (Middle Middle Tab) technology, dual stereo speakers | MIMO technology, Ultra Power Saving Mode, Fast Charging |
| OTHERS | Xiaomi POCO X3 Pro | Realme C31 |
|---|
| Included Accessories | SIM card removal tool, USB-C cable, protective case, 33W charger | SIM card removal tool, 10W charger, micro-USB cable | |
|---|---|---|---|
| Compliant Standards | IP53 | TUV Rheinland |
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