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ratings | ||||
Overall NDTV Rating | Read Review | Read Review | Read Review | |
Design Rating | ||||
Display Rating | ||||
Software Rating | ||||
Performance Rating | ||||
Battery Life Rating | ||||
Camera Rating | ||||
Value for Money Rating | ||||
key specs | ||||
Display | 6.30-inch | 6.20-inch | 6.00-inch | |
Processor | Samsung Exynos 7904 | - | Qualcomm Snapdragon 450 | |
Front Camera | 8-megapixel | 16-megapixel | 16-megapixel | |
Rear Camera | 13-megapixel + 5-megapixel | 13-megapixel + 2-megapixel | 16-megapixel + 5-megapixel | |
RAM | 3GB | 4GB | 4GB | |
Storage | 32GB | 64GB | 64GB | |
Battery Capacity | 5000mAh | 4230mAh | 3500mAh | |
OS | Android 8.1 Oreo | Android 8.1 | Android 8.0 | |
Resolution | 1080x2340 pixels | - | 720x1440 pixels | |
general | ||||
Brand | Samsung | Oppo | Samsung | |
Model | Galaxy M20 | A7 | Galaxy J8 | |
Release date | January 1, 2019 | November 1, 2018 | May 1, 2018 | |
Launched in India | Yes | Yes | Yes | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Battery capacity (mAh) | 5000 | 4230 | 3500 | |
Removable battery | No | No | - | |
Wireless charging | No | - | - | |
Colours | Charcoal Black, Ocean Blue | Glaring Gold, Glaze Blue | Blue, Black, Gold | |
Body type | - | Plastic | Plastic | |
Dimensions (mm) | - | 155.90 x 75.40 x 8.10 | 159.20 x 75.70 x 8.20 | |
Weight (g) | - | 168.00 | 177.00 | |
SAR value | - | 1.37 | - | |
display | ||||
Screen size (inches) | 6.30 | 6.20 | 6.00 | |
Touchscreen | Yes | Yes | Yes | |
Resolution | 1080x2340 pixels | - | 720x1440 pixels | |
Aspect ratio | 19.5:9 | 19.5:9 | 18.5:9 | |
Pixels per inch (PPI) | - | - | 274 | |
hardware | ||||
Processor | 1.6GHz octa-core (2x1.8GHz + 6x1.6GHz) | - | 1.6GHz octa-core | |
Processor make | Samsung Exynos 7904 | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 450 | |
RAM | 3GB | 4GB | 4GB | |
Internal storage | 32GB | 64GB | 64GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | microSD | microSD | microSD | |
Expandable storage up to (GB) | 512 | 256 | 256 | |
Dedicated microSD slot | Yes | Yes | - | |
camera | ||||
Rear camera | 13-megapixel (f/1.9) + 5-megapixel (f/2.2) | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) | 16-megapixel (f/1.7) + 5-megapixel (f/1.9) | |
Rear autofocus | Yes | Yes | Yes | |
Rear flash | Yes | Yes | LED | |
Front camera | 8-megapixel (f/2.0) | 16-megapixel | 16-megapixel (f/1.9) | |
Front flash | No | No | LED | |
Front autofocus | - | No | - | |
software | ||||
Operating system | Android 8.1 Oreo | Android 8.1 | Android 8.0 | |
Skin | Samsung Experience 9.5 UX | ColorOS 5.2 | Samsung Experience | |
connectivity | ||||
Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n | - | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes | Yes, v 4.20 | Yes | |
USB Type-C | Yes | - | - | |
Micro-USB | No | Yes | Yes | |
Headphones | 3.5mm | 3.5mm | 3.5mm | |
Number of SIMs | 2 | 2 | 2 | |
Wi-Fi | - | Yes | Yes | |
USB OTG | - | Yes | - | |
FM | - | Yes | Yes | |
Active 4G on both SIM cards | - | Yes | - | |
sim 1 | ||||
SIM Type | Nano-SIM | - | Nano-SIM | |
GSM/CDMA | GSM | GSM | GSM | |
3G | Yes | Yes | Yes | |
4G/ LTE | Yes | Yes | Yes | |
sim 2 | ||||
SIM Type | Nano-SIM | - | Nano-SIM | |
GSM/CDMA | GSM | GSM | GSM | |
3G | Yes | Yes | Yes | |
4G/ LTE | Yes | Yes | Yes | |
sensors | ||||
Face unlock | Yes | Yes | - | |
Fingerprint sensor | Yes | Yes | Yes | |
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Compass/ Magnetometer | - | Yes | - | |
Ambient light sensor | - | Yes | Yes | |
Gyroscope | - | Yes | - |