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key specs | ||||
Display | 6.56-inch | 6.40-inch | ||
Processor | MediaTek Helio G35 | Samsung Exynos 9611 | ||
Front Camera | 8-megapixel | 20-megapixel | ||
Rear Camera | 13-megapixel + 2-megapixel | 48-megapixel + 8-megapixel + 5-megapixel | ||
RAM | 4GB | 4GB | ||
Storage | 64GB | 64GB | ||
Battery Capacity | 5000mAh | 6000mAh | ||
OS | Android 12 | Android 10 | ||
Resolution | 720x1612 pixels | 2340x1080 pixels | ||
general | ||||
Brand | Oppo | Samsung | ||
Model | A57e | Galaxy M21 | ||
Release date | August 1, 2022 | March 18, 2020 | ||
Launched in India | No | Yes | ||
Form factor | Touchscreen | Touchscreen | ||
Dimensions (mm) | 163.74 x 75.03 x 7.99 | - | ||
Weight (g) | 187.00 | 188.00 | ||
Battery capacity (mAh) | 5000 | 6000 | ||
Removable battery | No | No | ||
Fast charging | Proprietary | Proprietary | ||
Colours | Black, Green | Midnight Blue, Raven Black | ||
Thickness | - | 8.9 | ||
Wireless charging | - | No | ||
display | ||||
Refresh Rate | 60 Hz | - | ||
Resolution Standard | HD+ | - | ||
Screen size (inches) | 6.56 | 6.40 | ||
Resolution | 720x1612 pixels | 2340x1080 pixels | ||
Touchscreen | - | Yes | ||
Protection type | - | Gorilla Glass | ||
Aspect ratio | - | 19.5:9 | ||
hardware | ||||
Processor | octa-core | 1.7GHz octa-core (4x1.7GHz + 4x2.3GHz) | ||
Processor make | MediaTek Helio G35 | Samsung Exynos 9611 | ||
RAM | 4GB | 4GB | ||
Internal storage | 64GB | 64GB | ||
Expandable storage | Yes | Yes | ||
Expandable storage type | microSD | microSD | ||
Expandable storage up to (GB) | 1024 | 512 | ||
Dedicated microSD slot | Yes | - | ||
camera | ||||
Rear camera | 13-megapixel + 2-megapixel | 48-megapixel + 8-megapixel + 5-megapixel | ||
No. of Rear Cameras | 2 | - | ||
Front camera | 8-megapixel | 20-megapixel | ||
Rear autofocus | - | Yes | ||
Rear flash | - | Yes | ||
Front flash | - | No | ||
software | ||||
Operating system | Android 12 | Android 10 | ||
Skin | ColorOS 12.1 | One UI 2.0 | ||
connectivity | ||||
Wi-Fi | Yes | Yes | ||
Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g | ||
Bluetooth | Yes, v 5.20 | Yes | ||
USB Type-C | Yes | Yes | ||
Headphones | 3.5mm | 3.5mm | ||
Number of SIMs | 2 | 2 | ||
Active 4G on both SIM cards | Yes | - | ||
GPS | - | Yes | ||
sim 1 | ||||
SIM Type | Nano-SIM | Nano-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | Yes | ||
4G/ LTE | Yes | Yes | ||
sim 2 | ||||
SIM Type | Nano-SIM | Nano-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | Yes | ||
4G/ LTE | Yes | Yes | ||
sensors | ||||
Fingerprint sensor | Yes | Yes | ||
Proximity sensor | Yes | Yes | ||
Accelerometer | Yes | Yes | ||
Ambient light sensor | Yes | Yes | ||
Gyroscope | Yes | - | ||
Face unlock | - | Yes | ||
Compass/ Magnetometer | - | Yes | ||
ratings | ||||
Overall NDTV Rating | - | Read Review | ||
Design Rating | - | |||
Display Rating | - | |||
Software Rating | - | |||
Performance Rating | - | |||
Battery Life Rating | - | |||
Camera Rating | - | |||
Value for Money Rating | - |