Xiaomi Redmi Note 4X vs Oppo A57 vs Samsung Galaxy J7 Prime comparison
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key specs |
Display | 5.50-inch | 5.20-inch | 5.50-inch |
Processor | Qualcomm Snapdragon 625 | Qualcomm Snapdragon 435 | Samsung Exynos 7 Octa 7870 |
Front Camera | 5-megapixel | 16-megapixel | 8-megapixel |
Rear Camera | 13-megapixel | 13-megapixel | 13-megapixel |
RAM | 3GB | 3GB | 3GB |
Storage | 32GB | 32GB | 16GB |
Battery Capacity | 4100mAh | 2900mAh | 3300mAh |
OS | Android 6.0 | Android 6.0 | Android 6.0 |
Resolution | 1080x1920 pixels | 720x1280 pixels | 1080x1920 pixels |
general |
Brand | Xiaomi | Oppo | Samsung |
Model | Redmi Note 4X | A57 | Galaxy J7 Prime |
Release date | February 1, 2017 | November 1, 2016 | September 1, 2016 |
Form factor | Touchscreen | Touchscreen | Touchscreen |
Dimensions (mm) | 151.00 x 76.00 x 8.45 | 149.10 x 72.90 x 7.65 | 151.50 x 74.90 x 8.10 |
Weight (g) | 165.00 | 147.00 | 167.00 |
Battery capacity (mAh) | 4100 | 2900 | 3300 |
Removable battery | No | No | No |
Colours | Cherry Powder, Champagne Gold, Platinum Silver Grey, Matte Black, Hatsune Miku Exclusive Colour | Rose Gold, Gold | Gold, Black |
Launched in India | - | Yes | Yes |
SAR value | - | 1.31 | - |
display |
Screen size (inches) | 5.50 | 5.20 | 5.50 |
Touchscreen | Yes | Yes | Yes |
Resolution | 1080x1920 pixels | 720x1280 pixels | 1080x1920 pixels |
Pixels per inch (PPI) | 403 | - | 401 |
Aspect ratio | - | 16:9 | 16:9 |
Protection type | - | - | Gorilla Glass |
hardware |
Processor | 2GHz octa-core | 1.4GHz octa-core | 1.6GHz octa-core |
Processor make | Qualcomm Snapdragon 625 | Qualcomm Snapdragon 435 | Samsung Exynos 7 Octa 7870 |
RAM | 3GB | 3GB | 3GB |
Internal storage | 32GB | 32GB | 16GB |
Expandable storage | Yes | Yes | Yes |
Expandable storage type | microSD | microSD | microSD |
Expandable storage up to (GB) | 128 | 256 | 256 |
camera |
Rear camera | 13-megapixel | 13-megapixel (f/2.2) | 13-megapixel (f/1.9) |
Rear flash | Yes | LED | LED |
Front camera | 5-megapixel | 16-megapixel (f/2.0, 1.12-micron) | 8-megapixel (f/1.9) |
Rear autofocus | - | Phase detection autofocus | Yes |
Front autofocus | - | Yes | - |
software |
Operating system | Android 6.0 | Android 6.0 | Android 6.0 |
Skin | - | ColorOS 3.0 | - |
connectivity |
Wi-Fi | Yes | Yes | Yes |
Wi-Fi standards supported | 802.11 a/b/g/n | 802.11 b/g/n | - |
GPS | Yes | Yes | Yes |
Bluetooth | Yes, v 4.20 | Yes, v 4.10 | Yes, v 4.10 |
NFC | No | No | No |
Infrared | Yes | No | No |
USB OTG | Yes | Yes | Yes |
Headphones | 3.5mm | 3.5mm | 3.5mm |
FM | Yes | Yes | Yes |
Number of SIMs | 2 | 2 | 2 |
Wi-Fi Direct | No | No | No |
Mobile High-Definition Link (MHL) | No | No | No |
Micro-USB | - | Yes | Yes |
sim 1 |
SIM Type | Micro-SIM | 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 | Nano-SIM |
GSM/CDMA | GSM | GSM | GSM |
3G | Yes | Yes | Yes |
4G/ LTE | Yes | Yes | Yes |
sensors |
Compass/ Magnetometer | Yes | Yes | No |
Proximity sensor | Yes | Yes | Yes |
Accelerometer | Yes | Yes | Yes |
Ambient light sensor | Yes | Yes | No |
Gyroscope | Yes | Yes | No |
Barometer | No | No | No |
Temperature sensor | No | No | No |
Fingerprint sensor | - | Yes | Yes |
ratings |
Overall NDTV Rating | - | Read Review | Read Review |
Design Rating | - | | |
Display Rating | - | | |
Software Rating | - | | |
Performance Rating | - | | |
Battery Life Rating | - | | |
Camera Rating | - | | |
Value for Money Rating | - | | |