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key specs | ||||
Display | 5.50-inch | 6.00-inch | 5.20-inch | |
Processor | Qualcomm Snapdragon 820 | Qualcomm Snapdragon 653 | Qualcomm Snapdragon 430 | |
Front Camera | 8-megapixel | 16-megapixel | 5-megapixel | |
Rear Camera | 21-megapixel | 16-megapixel | 8-megapixel | |
RAM | 4GB | 6GB | 2GB | |
Storage | 64GB | 64GB | 16GB | |
Battery Capacity | 3000mAh | 4000mAh | 2730mAh | |
OS | Windows 10 | Android 6.0 | Android 6.0 | |
Resolution | 1080x1920 pixels | 1080x1920 pixels | 1280x720 pixels | |
general | ||||
Brand | Alcatel | Samsung | Vivo | |
Model | Idol 4S (Windows 10) | Galaxy C9 Pro | Y55L | |
Release date | November 1, 2016 | October 1, 2016 | October 1, 2016 | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Dimensions (mm) | 153.90 x 75.40 x 6.99 | 169.90 x 80.70 x 6.90 | 147.90 x 72.90 x 7.50 | |
Weight (g) | 152.00 | 189.00 | 142.00 | |
Battery capacity (mAh) | 3000 | 4000 | 2730 | |
Removable battery | No | No | No | |
Colours | - | Gold, Black | Gold, Space Grey | |
display | ||||
Screen size (inches) | 5.50 | 6.00 | 5.20 | |
Touchscreen | Yes | Yes | Yes | |
Resolution | 1080x1920 pixels | 1080x1920 pixels | 1280x720 pixels | |
hardware | ||||
Processor | quad-core | 1.44GHz octa-core | 1.4GHz octa-core | |
Processor make | Qualcomm Snapdragon 820 | Qualcomm Snapdragon 653 | Qualcomm Snapdragon 430 | |
RAM | 4GB | 6GB | 2GB | |
Internal storage | 64GB | 64GB | 16GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | microSD | microSD | microSD | |
Expandable storage up to (GB) | 128 | 256 | 32 | |
camera | ||||
Rear camera | 21-megapixel | 16-megapixel | 8-megapixel | |
Rear flash | Dual LED | Yes | - | |
Front camera | 8-megapixel | 16-megapixel | 5-megapixel | |
Front flash | LED | - | - | |
software | ||||
Operating system | Windows 10 | Android 6.0 | Android 6.0 | |
Skin | - | - | Funtouch OS 2.6 | |
connectivity | ||||
Wi-Fi | Yes | Yes | Yes | |
Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | - | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes, v 4.10 | Yes, v 4.20 | Yes | |
NFC | No | No | No | |
Infrared | No | No | No | |
USB OTG | No | Yes | No | |
FM | No | No | No | |
Number of SIMs | 2 | 2 | 1 | |
Wi-Fi Direct | No | No | No | |
Mobile High-Definition Link (MHL) | No | No | No | |
Headphones | - | 3.5mm | Yes | |
sim 1 | ||||
GSM/CDMA | GSM | GSM | GSM | |
3G | No | No | No | |
4G/ LTE | Yes | Yes | No | |
SIM Type | - | Nano-SIM | - | |
sim 2 | ||||
3G | No | No | - | |
4G/ LTE | No | Yes | - | |
SIM Type | - | Nano-SIM | - | |
GSM/CDMA | - | GSM | - | |
sensors | ||||
Compass/ Magnetometer | No | Yes | No | |
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Ambient light sensor | Yes | Yes | Yes | |
Gyroscope | Yes | Yes | 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 | - | - |