In depth comparison and review of Samsung Galaxy A31 and Xiaomi Redmi Note 12 Pro+ 5G. 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 | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A315G/DS | - | |
| Form Factor | Touch | Touch | |
| Height | 159.3 mm | 162.9 mm | Xiaomi Redmi Note 12 Pro+ 5G has greater height than Samsung Galaxy A31. |
| Width | 73.1 mm | 76 mm | Xiaomi Redmi Note 12 Pro+ 5G has greater width than Samsung Galaxy A31. |
| Depth | 8.6 mm | 8.98 mm | Samsung Galaxy A31 is narrower than Samsung Galaxy A31. |
| Weight | 185 g | 210.5 g | Samsung Galaxy A31 is lighter than Samsung Galaxy A31. |
| Body Colour | Prism crush black | Polar white | Midnight black | Sky blue | |
| Waterproof (Water-resistant) | - | - | Xiaomi Redmi Note 12 Pro+ 5G is waterproof. |
| Repairability Index | - | 7.6 (out of 10) | |
| SAR Value | 1.68 W/kg (body), 0.488 W/kg (head) | 0.997 W/kg (head), 0.998 W/kg (body), 2.573 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | - | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Super AMOLED | Flow AMOLED | |
| Screen Size (Display Size) | 6.4" | 6.67" | Xiaomi Redmi Note 12 Pro+ 5G has larger screen size than Samsung Galaxy A31. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 2400 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD+ | Full HD+ | |
| Max Brightness | - | 900 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 5000000:1 | |
| HDR | - | Yes | Xiaomi Redmi Note 12 Pro+ 5G has HDR. |
| HDR Technology | - | HDR10+ | |
| Display Enhancement Technology | - | Dolby Vision | |
| Display Refresh Rate | - | 120 Hz | |
| Display Features | Night mode, Edge-to-Edge screen, Infinity U Display | Reading mode, Sunlight mode, DCI-P3 Wide colour gamut | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Processor Type (CPU) | - | MediaTek Dimensity 1080 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.6 GHz | Xiaomi Redmi Note 12 Pro+ 5G has higher clock speed than Samsung Galaxy A31. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | ARM Mali-G68 |
| MEMORY | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 8 GB | Xiaomi Redmi Note 12 Pro+ 5G has more RAM than Samsung Galaxy A31. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 256 GB | Xiaomi Redmi Note 12 Pro+ 5G has more internal memory than Samsung Galaxy A31. |
| User Memory | 46.2 GB | - | |
| Memory Interface | - | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
| CAMERA | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 4 | 3 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 200 Megapixel | Xiaomi Redmi Note 12 Pro+ 5G has better camera resolution than Samsung Galaxy A31. |
| Sensor Size | - | 1/1.4" | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/2.0 | F/1.65 | Xiaomi Redmi Note 12 Pro+ 5G has better lens aperture than Samsung Galaxy A31. |
| Lens Construction | - | 7-element | |
| Field of View (FoV) | 80 degree(s) | - | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Xiaomi Redmi Note 12 Pro+ 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 8x | - | |
| Camera Modes | Depth bokeh | Video filters | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 960 fps | |
| Camera Features (Functions) | Live Focus | Xiaomi ProCut, Ecosphere engine, Colour engine, Bionic sensing, Accelerating engine, Optic fusion, 16-in-1 to 2.24μm pixel |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 8 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Field of View (2nd Camera) | 123 degree(s) | 119 degree(s) | Samsung Galaxy A31 has larger second camera lens field of view than Xiaomi Redmi Note 12 Pro+ 5G. |
| Minimum Focal Length (2nd Camera) | 40 mm | - | |
| Camera Functions (2nd Camera) | Macro camera | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 5 Megapixel | 2 Megapixel | Samsung Galaxy A31 has higher resolution third camera than Xiaomi Redmi Note 12 Pro+ 5G. |
|---|---|---|---|
| Lens Aperture (3rd Camera) | F/2.4 | F/2.4 | Both phones have the same lens aperture of the third camera. |
| Camera Functions (3rd Camera) | Depth camera | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | 5 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 | 16 Megapixel | Samsung Galaxy A31 has better front camera resolution than Xiaomi Redmi Note 12 Pro+ 5G. |
| Lens Aperture (Front) | F/2.2 | - | |
| Focus Adjustment | Focus free | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps |
| BATTERY AND CHARGING | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Fast Charging Technology | - | Xiaomi HyperCharge technology | Xiaomi Redmi Note 12 Pro+ 5G has fast charging technology. |
| Recharge Time (Charging Time) | - | 19 min | |
| Talk Time | 1980 minutes | 2340 minutes | Xiaomi Redmi Note 12 Pro+ 5G has longer battery life when making calls than Samsung Galaxy A31. |
| Run Time Details | Active online usage (LTE): up to 20 hrs Active online usage (Wi-Fi): up to 20 hrs Playback (video): up to 22 hrs Playback (audio): up to 97 hrs Talk (LTE): up to 1980 min |
Talk: up to 2340 min Gaming: up to 8.9 hrs Playback (video): up to 19 hrs Playback (audio): up to 149 hrs |
| CELLULAR | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Xiaomi Redmi Note 12 Pro+ 5G has more advanced generation mobile network. |
| Operating System | Android 10 | Android 12 | |
| User Interface | One UI | MIUI 14 | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 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 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 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 20, Band 28, Band 38, Band 40, Band 41, Band 66 | 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 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66 | |
| 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 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), AWB | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | MKV, AVI, 3GP, M4V, 3G2, MP4 | |
| Sound Enhancements | - | Dolby Atmos sound technology, Hi-Res audio certified, Hi-Res audio wireless |
| FEATURES | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope | |
| Security Devices | Fingerprint reader (under display) | Face recognition, fingerprint reader (side) | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Proximity Sensing | LiquidCool Technology, dual stereo speakers, X-axis linear vibration motor, IR blaster, Xiaomi Surge P1 charging chipset |
| OTHERS | Samsung Galaxy A31 | Xiaomi Redmi Note 12 Pro+ 5G |
|---|
| Included Accessories | Power adapter | SIM card removal tool, USB-C cable, protective case, 120W charger |
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