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key specs | ||||
Display | 5.00-inch | 5.50-inch | 5.50-inch | |
Processor | Qualcomm Snapdragon 410 | Samsung Exynos 7 Octa 7580 | Intel Atom Z3580 | |
Front Camera | 5-megapixel | 5-megapixel | 5-megapixel | |
Rear Camera | 8-megapixel | 13-megapixel | 13-megapixel | |
RAM | 2GB | 1.5GB | 4GB | |
Storage | 16GB | 16GB | 128GB | |
Battery Capacity | 2350mAh | 3000mAh | 3000mAh | |
OS | Android 5.0.2 | Android 5.1 | Android 5.0 | |
Resolution | 540x960 pixels | 720x1280 pixels | 1080x1920 pixels | |
general | ||||
Brand | Vivo | Samsung | Asus | |
Model | Y51L | Galaxy J7 | ZenFone Zoom | |
Release date | January 1, 2016 | June 1, 2015 | January 1, 2016 | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Dimensions (mm) | 143.80 x 71.70 x 7.52 | 152.40 x 78.60 x 7.50 | 158.90 x 78.84 x 11.95 | |
Weight (g) | 157.00 | 171.00 | 185.00 | |
Battery capacity (mAh) | 2350 | 3000 | 3000 | |
Removable battery | No | Yes | No | |
Colours | White | Black, White, Gold | Meteorite black, Glacier white | |
Launched in India | - | Yes | - | |
Body type | - | Plastic | - | |
Alternate names | - | - | ZX550 | |
SAR value | - | - | 0.38 | |
display | ||||
Screen size (inches) | 5.00 | 5.50 | 5.50 | |
Touchscreen | Yes | Yes | Yes | |
Resolution | 540x960 pixels | 720x1280 pixels | 1080x1920 pixels | |
Aspect ratio | - | 16:9 | - | |
Pixels per inch (PPI) | - | - | 403 | |
hardware | ||||
Processor | 1.2GHz quad-core | 1.5GHz octa-core | 2.5GHz quad-core | |
Processor make | Qualcomm Snapdragon 410 | Samsung Exynos 7 Octa 7580 | Intel Atom Z3580 | |
RAM | 2GB | 1.5GB | 4GB | |
Internal storage | 16GB | 16GB | 128GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | microSD | microSD | microSD | |
Expandable storage up to (GB) | 128 | 128 | 128 | |
camera | ||||
Rear camera | 8-megapixel | 13-megapixel (f/1.9) | 13-megapixel | |
Rear flash | LED | LED | Dual LED | |
Front camera | 5-megapixel | 5-megapixel (f/2.2) | 5-megapixel | |
Rear autofocus | - | Yes | - | |
Front flash | - | LED | No | |
software | ||||
Operating system | Android 5.0.2 | Android 5.1 | Android 5.0 | |
Skin | FunTouch OS 2.5 | TouchWiz UI | ZenUI 2.0 | |
connectivity | ||||
Wi-Fi | Yes | Yes | Yes | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes | Yes, v 4.10 | Yes, v 4.00 | |
NFC | No | No | Yes | |
Infrared | No | No | No | |
USB OTG | Yes | Yes | Yes | |
Headphones | 3.5mm | 3.5mm | 3.5mm | |
FM | Yes | Yes | Yes | |
Number of SIMs | 2 | 2 | 1 | |
Wi-Fi Direct | No | Yes | Yes | |
Mobile High-Definition Link (MHL) | No | No | No | |
Wi-Fi standards supported | - | 802.11 b/g/n | 802.11 a/b/g/n/ac | |
Micro-USB | - | Yes | - | |
sim 1 | ||||
SIM Type | Micro-SIM | Micro-SIM | Micro-SIM | |
GSM/CDMA | GSM | GSM | GSM | |
3G | Yes | Yes | Yes | |
4G/ LTE | Yes | Yes | Yes | |
sim 2 | ||||
SIM Type | Micro-SIM | Micro-SIM | - | |
GSM/CDMA | GSM | GSM | - | |
3G | Yes | Yes | - | |
4G/ LTE | No | No | - | |
sensors | ||||
Compass/ Magnetometer | No | No | Yes | |
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Ambient light sensor | Yes | No | Yes | |
Gyroscope | Yes | No | Yes | |
Barometer | No | No | No | |
Temperature sensor | No | No | No | |
ratings | ||||
Overall NDTV Rating | - | - | Read Review | |
Design Rating | - | - | ||
Display Rating | - | - | ||
Software Rating | - | - | ||
Performance Rating | - | - | ||
Battery Life Rating | - | - | ||
Camera Rating | - | - | ||
Value for Money Rating | - | - |