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key specs | ||||
Display | 6.20-inch | 5.99-inch | 5.70-inch | |
Processor | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 625 | MediaTek MT6737T | |
Front Camera | 8-megapixel | 16-megapixel | 8-megapixel | |
Rear Camera | 13-megapixel + 2-megapixel | 12-megapixel | 13-megapixel | |
RAM | 2GB | 3GB | 4GB | |
Storage | 16GB | 32GB | 64GB | |
Battery Capacity | 4230mAh | 3080mAh | 3180mAh | |
OS | Android 8.1 Oreo | Android 8.1 Oreo | Android 7.1 | |
Resolution | 720x1520 pixels | 720x1440 pixels | 720x1440 pixels | |
general | ||||
Brand | Oppo | Xiaomi | Oppo | |
Model | A3s | Redmi Y2 | A83 (2018) | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Dimensions (mm) | 156.20 x 75.60 x 8.20 | 160.73 x 77.26 x 8.10 | 150.50 x 73.10 x 7.70 | |
Weight (g) | 168.00 | 170.00 | 143.00 | |
Battery capacity (mAh) | 4230 | 3080 | 3180 | |
Colours | Red, Dark Purple | Dark Grey, Gold, Rose Gold | - | |
Release date | - | June 1, 2018 | December 1, 2017 | |
Launched in India | - | Yes | Yes | |
Body type | - | Plastic | - | |
Removable battery | - | No | - | |
SAR value | - | 1.12 | - | |
display | ||||
Screen size (inches) | 6.20 | 5.99 | 5.70 | |
Touchscreen | Yes | Yes | Yes | |
Resolution | 720x1520 pixels | 720x1440 pixels | 720x1440 pixels | |
Aspect ratio | 19:9 | 18:9 | 18:9 | |
hardware | ||||
Processor | 1.8GHz octa-core | 2GHz octa-core | 2.5GHz octa-core | |
Processor make | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 625 | MediaTek MT6737T | |
RAM | 2GB | 3GB | 4GB | |
Internal storage | 16GB | 32GB | 64GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | microSD | microSD | microSD | |
Expandable storage up to (GB) | 256 | 256 | 256 | |
Dedicated microSD slot | - | Yes | - | |
camera | ||||
Rear camera | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) | 12-megapixel (f/2.2, 1.25-micron) | 13-megapixel | |
Rear autofocus | Yes | - | - | |
Rear flash | LED | LED | LED | |
Front camera | 8-megapixel (f/2.2) | 16-megapixel | 8-megapixel | |
Front flash | - | LED | - | |
software | ||||
Operating system | Android 8.1 Oreo | Android 8.1 Oreo | Android 7.1 | |
Skin | ColorOS 5.1 | MIUI 9.5 | ColorOS 3.2 | |
connectivity | ||||
Wi-Fi | Yes | Yes | Yes | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes, v 4.20 | Yes, v 4.20 | Yes, v 4.20 | |
Micro-USB | Yes | Yes | - | |
Headphones | 3.5mm | 3.5mm | 3.5mm | |
Wi-Fi Direct | Yes | Yes | - | |
Wi-Fi standards supported | - | 802.11 b/g/n | 802.11 a/b/g/n | |
Infrared | - | Yes | No | |
Number of SIMs | - | 2 | 2 | |
NFC | - | - | No | |
USB OTG | - | - | Yes | |
FM | - | - | Yes | |
sensors | ||||
Compass/ Magnetometer | Yes | Yes | - | |
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Fingerprint sensor | - | Yes | - | |
Ambient light sensor | - | Yes | Yes | |
Gyroscope | - | Yes | - | |
ratings | ||||
Overall NDTV Rating | - | Read Review | - | |
Design Rating | - | - | ||
Display Rating | - | - | ||
Software Rating | - | - | ||
Performance Rating | - | - | ||
Battery Life Rating | - | - | ||
Camera Rating | - | - | ||
Value for Money Rating | - | - | ||
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 |