Oppo A57 vs Asus ZenFone Selfie vs Samsung Galaxy S6 vs Sony Xperia Z2 comparison
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ratings |
Overall NDTV Rating | Read Review | 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 | 5.20-inch | 5.50-inch | 5.10-inch | 5.20-inch |
Processor | Qualcomm Snapdragon 435 | Qualcomm Snapdragon 615 | Samsung Exynos 7 Octa 7420 | Qualcomm Snapdragon 801 |
Front Camera | 16-megapixel | 13-megapixel | 5-megapixel | 2.2-megapixel |
Rear Camera | 13-megapixel | 13-megapixel | 16-megapixel | 20.7-megapixel |
RAM | 3GB | 3GB | 3GB | 3GB |
Storage | 32GB | 32GB | 32GB | 16GB |
Battery Capacity | 2900mAh | 3000mAh | 2550mAh | 3200mAh |
OS | Android 6.0 | Android 5.0 | Android 5.0 | Android 4.4 |
Resolution | 720x1280 pixels | 1080x1920 pixels | 1440x2560 pixels | 1080x1920 pixels |
general |
Brand | Oppo | Asus | Samsung | Sony |
Model | A57 | ZenFone Selfie | Galaxy S6 | Xperia Z2 |
Release date | November 1, 2016 | June 1, 2015 | March 1, 2015 | February 1, 2014 |
Launched in India | Yes | - | Yes | - |
Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
Dimensions (mm) | 149.10 x 72.90 x 7.65 | 156.50 x 77.20 x 10.80 | 143.40 x 70.50 x 6.80 | 146.80 x 73.30 x 8.20 |
Weight (g) | 147.00 | 170.00 | 138.00 | 163.00 |
Battery capacity (mAh) | 2900 | 3000 | 2550 | 3200 |
Removable battery | No | Yes | No | No |
Colours | Rose Gold, Gold | White, Pink, Aqua Blue | - | White, Black, Purple |
SAR value | 1.31 | 0.65 | - | - |
Alternate names | - | ZD551KL | - | - |
display |
Screen size (inches) | 5.20 | 5.50 | 5.10 | 5.20 |
Touchscreen | Yes | Yes | Yes | Yes |
Resolution | 720x1280 pixels | 1080x1920 pixels | 1440x2560 pixels | 1080x1920 pixels |
Aspect ratio | 16:9 | - | 16:9 | - |
Pixels per inch (PPI) | - | 403 | 577 | 424 |
Protection type | - | - | Gorilla Glass | - |
hardware |
Processor | 1.4GHz octa-core | 1.7GHz octa-core | octa-core (4x2.1GHz + 4x1.5GHz) | 2.3GHz quad-core |
Processor make | Qualcomm Snapdragon 435 | Qualcomm Snapdragon 615 | Samsung Exynos 7 Octa 7420 | Qualcomm Snapdragon 801 (MSM8974AB) |
RAM | 3GB | 3GB | 3GB | 3GB |
Internal storage | 32GB | 32GB | 32GB | 16GB |
Expandable storage | Yes | Yes | No | Yes |
Expandable storage type | microSD | microSD | - | microSD |
Expandable storage up to (GB) | 256 | 64 | - | 128 |
camera |
Rear camera | 13-megapixel (f/2.2) | 13-megapixel | 16-megapixel (f/1.9, 1.12-micron) | 20.7-megapixel |
Rear autofocus | Phase detection autofocus | - | Yes | - |
Rear flash | LED | Dual LED | LED | LED |
Front camera | 16-megapixel (f/2.0, 1.12-micron) | 13-megapixel | 5-megapixel (f/1.9, 1.34-micron) | 2.2-megapixel |
Front autofocus | Yes | - | - | - |
Front flash | - | Yes | - | - |
software |
Operating system | Android 6.0 | Android 5.0 | Android 5.0 | Android 4.4 |
Skin | ColorOS 3.0 | ZenUI | TouchWiz | Xperia UI |
connectivity |
Wi-Fi | Yes | Yes | Yes | Yes |
Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac |
GPS | Yes | Yes | Yes | Yes |
Bluetooth | Yes, v 4.10 | Yes, v 4.00 | Yes, v 4.10 | Yes, v 4.00 |
NFC | No | No | Yes | Yes |
Infrared | No | No | Yes | No |
USB OTG | Yes | Yes | Yes | Yes |
Micro-USB | Yes | - | Yes | - |
Headphones | 3.5mm | 3.5mm | 3.5mm | 3.5mm |
FM | Yes | Yes | No | Yes |
Number of SIMs | 2 | 2 | 1 | 1 |
Wi-Fi Direct | No | No | Yes | Yes |
Mobile High-Definition Link (MHL) | No | Yes | No | Yes |
sim 1 |
SIM Type | Nano-SIM | Micro-SIM | Nano-SIM | Micro-SIM |
GSM/CDMA | GSM | GSM | GSM | GSM |
3G | Yes | Yes | Yes | Yes |
4G/ LTE | Yes | Yes | Yes | Yes |
sim 2 |
SIM Type | Nano-SIM | Micro-SIM | - | - |
GSM/CDMA | GSM | GSM | - | - |
3G | Yes | Yes | - | - |
4G/ LTE | Yes | Yes | - | - |
sensors |
Fingerprint sensor | Yes | - | Yes | - |
Compass/ Magnetometer | Yes | Yes | Yes | Yes |
Proximity sensor | Yes | Yes | Yes | Yes |
Accelerometer | Yes | Yes | Yes | Yes |
Ambient light sensor | Yes | Yes | Yes | Yes |
Gyroscope | Yes | Yes | Yes | Yes |
Barometer | No | No | Yes | Yes |
Temperature sensor | No | No | No | No |