key specs |
Display | 5.00-inch | 5.00-inch |
Processor | 1.1GHz quad-core | 1.4GHz octa-core |
Front Camera | 5-megapixel | 5-megapixel |
Rear Camera | 8-megapixel | 8-megapixel |
RAM | 1GB | 1GB |
Storage | 16GB | 8GB |
Battery Capacity | 2700mAh | 2200mAh |
OS | Android 7.0 | Android 4.4.2 |
Resolution | 480x854 pixels | 720x1280 pixels |
general |
Brand | Itel | Videocon |
Model | S21 | Z55 Dash |
Release date | November 1, 2017 | August 1, 2015 |
Form factor | Touchscreen | Touchscreen |
Battery capacity (mAh) | 2700 | 2200 |
Removable battery | Yes | No |
Colours | Moonlight Silver, Champagne Gold, Elegant Black | Black, White |
display |
Screen size (inches) | 5.00 | 5.00 |
Touchscreen | Yes | Yes |
Resolution | 480x854 pixels | 720x1280 pixels |
hardware |
Processor | 1.1GHz quad-core | 1.4GHz octa-core |
RAM | 1GB | 1GB |
Internal storage | 16GB | 8GB |
Expandable storage | Yes | Yes |
Expandable storage type | microSD | microSD |
Expandable storage up to (GB) | 32 | 32 |
camera |
Rear camera | 8-megapixel | 8-megapixel |
Rear flash | Yes | LED |
Front camera | 5-megapixel | 5-megapixel |
software |
Operating system | Android 7.0 | Android 4.4.2 |
connectivity |
Wi-Fi | Yes | Yes |
GPS | Yes | Yes |
Bluetooth | Yes | Yes |
NFC | No | No |
Infrared | No | No |
USB OTG | Yes | No |
Headphones | 3.5mm | 3.5mm |
FM | Yes | No |
Number of SIMs | 2 | 2 |
Wi-Fi Direct | No | No |
Mobile High-Definition Link (MHL) | No | No |
Wi-Fi standards supported | - | 802.11 b/g/n |
sim 1 |
SIM Type | Nano-SIM | Regular |
GSM/CDMA | GSM | GSM |
3G | Yes | Yes |
4G/ LTE | Yes | No |
sim 2 |
SIM Type | Nano-SIM | Regular |
GSM/CDMA | GSM | GSM |
3G | Yes | No |
4G/ LTE | Yes | No |
sensors |
Compass/ Magnetometer | Yes | No |
Proximity sensor | Yes | Yes |
Accelerometer | No | No |
Ambient light sensor | Yes | Yes |
Gyroscope | No | No |
Barometer | No | No |
Temperature sensor | No | No |