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key specs | ||||
Display | 5.00-inch | 5.00-inch | 5.10-inch | |
Processor | Samsung Exynos 7570 | Qualcomm Snapdragon 430 | 1.6GHz octa-core | |
Front Camera | 5-megapixel | 5-megapixel | 5-megapixel | |
Rear Camera | 13-megapixel | 13-megapixel | 12-megapixel | |
RAM | 2GB | 2GB | 4GB | |
Storage | 16GB | 32GB | 32GB | |
Battery Capacity | 2400mAh | 4100mAh | 3000mAh | |
OS | Android 7.0 | Android 5.1 | Android 6.0 | |
Resolution | 720x1280 pixels | 720x1280 pixels | 1440x2560 pixels | |
general | ||||
Brand | Samsung | Xiaomi | Samsung | |
Model | Galaxy J3 (2017) | Redmi 3X | Galaxy S7 | |
Release date | June 1, 2017 | June 1, 2016 | February 1, 2016 | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Dimensions (mm) | 143.20 x 70.30 x 8.20 | 139.70 x 69.70 x 8.50 | 142.40 x 69.60 x 7.90 | |
Weight (g) | 148.00 | 146.00 | 152.00 | |
Battery capacity (mAh) | 2400 | 4100 | 3000 | |
Removable battery | No | No | No | |
Colours | Black, Gold | Silver, Gold | - | |
display | ||||
Screen size (inches) | 5.00 | 5.00 | 5.10 | |
Touchscreen | Yes | Yes | Yes | |
Resolution | 720x1280 pixels | 720x1280 pixels | 1440x2560 pixels | |
Pixels per inch (PPI) | - | - | 577 | |
hardware | ||||
Processor | 1.4GHz quad-core | 1.1GHz octa-core | 1.6GHz octa-core | |
Processor make | Samsung Exynos 7570 | Qualcomm Snapdragon 430 | - | |
RAM | 2GB | 2GB | 4GB | |
Internal storage | 16GB | 32GB | 32GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | microSD | microSD | microSD | |
Expandable storage up to (GB) | 256 | 128 | 200 | |
camera | ||||
Rear camera | 13-megapixel | 13-megapixel | 12-megapixel | |
Rear flash | LED | LED | Yes | |
Front camera | 5-megapixel | 5-megapixel | 5-megapixel | |
software | ||||
Operating system | Android 7.0 | Android 5.1 | Android 6.0 | |
Skin | - | MIUI 7 | - | |
connectivity | ||||
Wi-Fi | Yes | Yes | Yes | |
Wi-Fi standards supported | 802.11 b/g/n | - | 802.11 a/b/g/n/ac | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes, v 4.20 | Yes | Yes, v 4.20 | |
NFC | No | No | Yes | |
Infrared | No | No | No | |
USB OTG | No | No | Yes | |
Headphones | 3.5mm | 3.5mm | 3.5mm | |
FM | No | Yes | No | |
Number of SIMs | 1 | 2 | 2 | |
Wi-Fi Direct | No | No | No | |
Mobile High-Definition Link (MHL) | No | No | No | |
sim 1 | ||||
SIM Type | Nano-SIM | Micro-SIM | - | |
GSM/CDMA | GSM | GSM | GSM | |
3G | Yes | Yes | Yes | |
4G/ LTE | Yes | Yes | Yes | |
sensors | ||||
Compass/ Magnetometer | No | No | Yes | |
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Ambient light sensor | No | Yes | Yes | |
Gyroscope | Yes | Yes | Yes | |
Barometer | No | No | Yes | |
Temperature sensor | No | No | No | |
sim 2 | ||||
SIM Type | - | Nano-SIM | - | |
GSM/CDMA | - | GSM | GSM | |
3G | - | Yes | Yes | |
4G/ LTE | - | Yes | Yes | |
ratings | ||||
Overall NDTV Rating | - | - | Read Review | |
Design Rating | - | - | ||
Display Rating | - | - | ||
Software Rating | - | - | ||
Performance Rating | - | - | ||
Battery Life Rating | - | - | ||
Camera Rating | - | - | ||
Value for Money Rating | - | - |