Redmi A5 vs Samsung Galaxy A51 5G comparison
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| key specs |
| Display | 6.88-inch | 6.50-inch |
| Processor | Unisoc T7250 | octa-core |
| Front Camera | 8-megapixel | 32-megapixel |
| Rear Camera | 32-megapixel | 48-megapixel + 12-megapixel + 5-megapixel + 5-megapixel |
| RAM | 3GB, 4GB | 6GB |
| Storage | 64GB, 128GB | 128GB |
| Battery Capacity | 5200mAh | 4500mAh |
| OS | Android 15 Go Edition | Android 10 |
| Resolution | 720x1640 pixels | 1080x2400 pixels |
| general |
| Brand | Redmi | Samsung |
| Model | A5 | Galaxy A51 5G |
| Release date | April 15, 2025 | April 9, 2020 |
| Launched in India | Yes | Yes |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 171.70 x 77.80 x 8.26 | 158.90 x 73.60 x 8.70 |
| Weight (g) | 193.00 | 187.00 |
| IP rating | IP52 | - |
| Battery capacity (mAh) | 5200 | 4500 |
| Removable battery | No | - |
| Fast charging | 15W Fast Charging | Proprietary |
| Wireless charging | No | - |
| Colours | Jaisalmer Gold, Just Black, Pondicherry Blue | Prism Crush Blue, Prism Crush Black, Prism Crush Pink, Prism Crush White |
| display |
| Refresh Rate | 120 Hz | - |
| Resolution Standard | HD+ | - |
| Screen size (inches) | 6.88 | 6.50 |
| Touchscreen | Yes | Yes |
| Resolution | 720x1640 pixels | 1080x2400 pixels |
| Pixels per inch (PPI) | 260 | - |
| hardware |
| Processor | octa-core | octa-core (2x2.2GHz + 6x1.8GHz) |
| Processor make | Unisoc T7250 | - |
| RAM | 3GB, 4GB | 6GB |
| Internal storage | 64GB, 128GB | 128GB |
| Expandable storage | Yes | Yes |
| Expandable storage type | microSD | microSD |
| Expandable storage up to (GB) | 2000 | 1000 |
| camera |
| Rear camera | 32-megapixel (f/2.2) | 48-megapixel (f/2.0) + 12-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4) |
| No. of Rear Cameras | 2 | - |
| Rear flash | Yes | - |
| Front camera | 8-megapixel (f/2.2) | 32-megapixel (f/2.2) |
| No. of Front Cameras | 1 | - |
| software |
| Operating system | Android 15 Go Edition | Android 10 |
| Skin | - | One UI 2.0 |
| connectivity |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Bluetooth | Yes, v 5.20 | Yes, v 5.00 |
| USB Type-C | Yes | Yes |
| Headphones | 3.5mm | 3.5mm |
| Number of SIMs | 2 | 2 |
| Wi-Fi standards supported | - | 802.11 ac |
| NFC | - | Yes |
| USB OTG | - | Yes |
| FM | - | Yes |
| Wi-Fi Direct | - | Yes |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM + CDMA | GSM |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM + CDMA | GSM |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| sensors |
| Fingerprint sensor | Yes | Yes |
| Compass/ Magnetometer | Yes | Yes |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Face unlock | - | Yes |
| In-Display Fingerprint Sensor | - | Yes |
| Gyroscope | - | Yes |