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- Oppo A55 vs Samsung Galaxy A21
Oppo A55 vs Samsung Galaxy A21 comparison
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| key specs | ||||
| Display | 6.51-inch | 6.50-inch | ||
| Processor | MediaTek Helio G35 | - | ||
| Front Camera | 16-megapixel | 13-megapixel | ||
| Rear Camera | 50-megapixel + 2-megapixel + 2-megapixel | 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel | ||
| RAM | 4GB, 6GB | 3GB | ||
| Storage | 64GB, 128GB | 32GB | ||
| Battery Capacity | 5000mAh | 4000mAh | ||
| OS | Android 11 | Android 10 | ||
| Resolution | 720x1600 pixels | - | ||
| general | ||||
| Brand | Oppo | Samsung | ||
| Model | A55 | Galaxy A21 | ||
| Release date | October 1, 2021 | April 8, 2020 | ||
| Launched in India | Yes | - | ||
| Form factor | Touchscreen | Touchscreen | ||
| Dimensions (mm) | 163.60 x 75.70 x 8.40 | - | ||
| Weight (g) | 193.00 | - | ||
| Battery capacity (mAh) | 5000 | 4000 | ||
| Fast charging | Proprietary | Proprietary | ||
| Colours | Rainbow Blue, Starry Black | Black | ||
| Removable battery | - | No | ||
| Wireless charging | - | No | ||
| display | ||||
| Refresh Rate | 60 Hz | - | ||
| Screen size (inches) | 6.51 | 6.50 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 720x1600 pixels | - | ||
| Aspect ratio | 20:9 | - | ||
| hardware | ||||
| Processor | dual-core | - | ||
| Processor make | MediaTek Helio G35 | MediaTek Helio P35 (MT6765) | ||
| RAM | 4GB, 6GB | 3GB | ||
| Internal storage | 64GB, 128GB | 32GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 256 | 512 | ||
| Dedicated microSD slot | Yes | - | ||
| camera | ||||
| Rear camera | 50-megapixel (f/1.8) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4) | 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel | ||
| No. of Rear Cameras | 3 | - | ||
| Rear autofocus | Yes | Yes | ||
| Rear flash | Yes | Yes | ||
| Front camera | 16-megapixel | 13-megapixel | ||
| No. of Front Cameras | 1 | - | ||
| Pop-Up Camera | - | No | ||
| software | ||||
| Operating system | Android 11 | Android 10 | ||
| Skin | ColorOS 11.1 | - | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | - | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes, v 5.00 | Yes | ||
| USB OTG | Yes | - | ||
| USB Type-C | Yes | - | ||
| Headphones | 3.5mm | - | ||
| Number of SIMs | 2 | - | ||
| sim 1 | ||||
| SIM Type | Nano-SIM | - | ||
| GSM/CDMA | GSM | - | ||
| 3G | Yes | - | ||
| 4G/ LTE | Yes | - | ||
| sim 2 | ||||
| SIM Type | Nano-SIM | - | ||
| GSM/CDMA | GSM | - | ||
| 3G | Yes | - | ||
| 4G/ LTE | Yes | - | ||
| sensors | ||||
| Fingerprint sensor | Yes | Yes | ||
| Compass/ Magnetometer | Yes | - | ||
| Proximity sensor | Yes | - | ||
| Accelerometer | Yes | - | ||
| Ambient light sensor | Yes | - | ||
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