Detailed comparison and review of Xiaomi Redmi 7 and Realme C31. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
DESIGN AND DIMENSIONS | Xiaomi Redmi 7 | Realme C31 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | RMX3501 | |
Form Factor | Touch | Touch | |
Height | 158.73 mm | 164.7 mm | Realme C31 has greater height than Xiaomi Redmi 7. |
Width | 75.58 mm | 76.1 mm | Realme C31 has greater width than Xiaomi Redmi 7. |
Depth | 8.47 mm | 8.4 mm | Realme C31 is narrower than Xiaomi Redmi 7. |
Weight | 180 g | 197 g | Xiaomi Redmi 7 is lighter than Xiaomi Redmi 7. |
Body Colour | Comet blue | Light silver | Dark green | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 1.251 W/kg (body), 0.577 W/kg (head), 2.98 W/kg (limb) | 1.147 W/kg (body), 0.957 W/kg (head), 2.663 W/kg (limb) | |
Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM |
DISPLAY | Xiaomi Redmi 7 | Realme C31 |
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Display Type | LCD display | - | |
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Screen Size (Display Size) | 6.26" | 6.5" | Realme C31 has larger screen size than Xiaomi Redmi 7. |
Screen Resolution (Display Resolution) | 1520 x 720 pixels | 1600 x 720 pixels | Realme C31 has better screen resolution than Xiaomi Redmi 7. |
Display Format | HD+ | HD+ | |
Pixel Density | 269 ppi | - | |
Aspect Ratio | 19:9 | 20:9 | |
Max Brightness | 450 cd/m² | - | |
Colour Depth | - | 16.7 million colours | |
Contrast Ratio | 1500:1 | - | |
Display Enhancement Technology | Sunlight mode | - | |
Display Refresh Rate | - | 60 Hz | |
Touch Sampling Rate | - | 120 Hz | |
Display Features | Reading mode, Colour temperature adjustment, Dot Drop display | Ultra-clear View | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
PROCESSOR | Xiaomi Redmi 7 | Realme C31 |
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Processor Type (CPU) | Qualcomm Snapdragon 632 | Unisoc | |
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Processor Number | - | T612 | |
Clock Speed | 1.8 GHz | 1.82 GHz | Realme C31 has higher clock speed than Xiaomi Redmi 7. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | Yes | - | Xiaomi Redmi 7 has 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 506 | ARM Mali-G57 |
MEMORY | Xiaomi Redmi 7 | Realme C31 |
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RAM | LPDDR3 SDRAM - 2 GB | LPDDR4X SDRAM - 4 GB + up to 7 GB virtual extension | Realme C31 has more RAM than Xiaomi Redmi 7. |
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Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Realme C31 has more internal memory than Xiaomi Redmi 7. |
Memory Interface | - | UFS 2.2 | |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | microSDHC, microSD, microSDXC - up to 1 TB |
CAMERA | Xiaomi Redmi 7 | Realme C31 |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 3 | |
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Sensor Resolution | 12 Megapixel | 13 Megapixel | Realme C31 has better camera resolution than Xiaomi Redmi 7. |
Lens Aperture | F/2.2 | F/2.2 | Both phones have the same camera lens aperture. |
Lens Construction | - | 5-element | |
Pixel Size | 1.25 μm | - | |
Focus Adjustment | Automatic | Automatic | |
Special Effects | HDR | HDR | |
Camera Modes | AI portrait mode, AI Beautify 4.0 | Burst mode, Panorama, Time-lapse mode, Pro mode, Portrait, Filter mode, Macro mode, Night Pro | |
Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 7 has face detection. |
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, 1280 x 720 (720p) at 120 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) | AI Dual camera, AI scene detection, 27 different scenes | AI Triple camera |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same second camera resolution. |
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Lens Aperture (2nd Camera) | - | F/2.4 | |
Camera Functions (2nd Camera) | - | Macro camera | |
Camera Features (2nd Camera) | - | 4cm macro photography |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 0.3 Megapixel | |
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Lens Aperture (3rd Camera) | - | F/2.8 | |
Camera Functions (3rd Camera) | - | B&W lens |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 5 Megapixel | Xiaomi Redmi 7 has better front camera resolution than Realme C31. |
Lens Aperture (Front) | F/2.0 | F/2.2 | Xiaomi Redmi 7 has better front lens aperture than Xiaomi Redmi 7. |
Lens Element Qty (Front) | - | 3-element | |
Pixel Size (Front) | 1.12 μm | - | |
Special Effects (Front) | HDR | HDR | |
Camera Modes (Front) | AI portrait mode, AI Beautify 4.0 | Beauty mode, Filter mode | |
Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi 7 has face detection. |
Light Source (Front) | Display flash | - | |
Video Resolutions (Front) | - | 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | |
Camera Features (Front) | Selfie countdown | AI Selfie |
BATTERY AND CHARGING | Xiaomi Redmi 7 | Realme C31 |
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Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Realme C31 has larger battery capacity than Xiaomi Redmi 7. |
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CELLULAR | Xiaomi Redmi 7 | Realme C31 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | - | Android 11 | |
User Interface | - | Realme UI (R Edition) | |
Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, A-GPS, BeiDou, Galileo |
COMMUNICATIONS | Xiaomi Redmi 7 | Realme C31 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 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 38, Band 40 | 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, TDD 2600, TDD 2300 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
Wireless Interface | Infrared (IrDA), IEEE 802.11b/g/n | Wi-Fi | |
Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
Messaging Services | SMS, MMS | - |
MEDIA | Xiaomi Redmi 7 | Realme C31 |
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Supported Digital Audio Standards | AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), apt-X, AMR-WB, AMR-NB, SBC, apt-X HD | - | |
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Supported Digital Video Standards | MKV, MPEG-4, H.264, M4V | - |
FEATURES | Xiaomi Redmi 7 | Realme C31 |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
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Sensors | Accelerometer, ambient light sensor, digital compass, distance sensor | Accelerometer, proximity sensor, magnetometer, gyro sensor, light sensor | |
Security Devices | Fingerprint reader | Fingerprint reader (side) | |
Additional Phone Features | Infrared remote control | MIMO technology, Ultra Power Saving Mode, Fast Charging |
OTHERS | Xiaomi Redmi 7 | Realme C31 |
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Included Accessories | Protective cover, USB cable, power adapter, SIM card removal tool | SIM card removal tool, 10W charger, micro-USB cable | |
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Compliant Standards | - | TUV Rheinland |