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key specs | ||||
Display | 6.22-inch | 5.20-inch | ||
Processor | MediaTek Helio P22 | Qualcomm Snapdragon 625 | ||
Front Camera | 8-megapixel | 13-megapixel | ||
Rear Camera | 13-megapixel + 2-megapixel | 23-megapixel | ||
RAM | 2GB | 4GB | ||
Storage | 32MB | 64GB | ||
Battery Capacity | 4030mAh | 3000mAh | ||
OS | Android 8.1 | Android 6.0 | ||
Resolution | 720x1520 pixels | 1080x1920 pixels | ||
general | ||||
Brand | Vivo | Nubia | ||
Model | Y91 | Z11 mini S | ||
Release date | January 1, 2019 | March 1, 2017 | ||
Launched in India | Yes | - | ||
Form factor | Touchscreen | Touchscreen | ||
Dimensions (mm) | 155.11 x 75.09 x 8.28 | 146.06 x 72.14 x 7.60 | ||
Weight (g) | 163.50 | 158.00 | ||
Battery capacity (mAh) | 4030 | 3000 | ||
Colours | Starry Black, Ocean Blue | Moon Gold, Khaki Grey | ||
Removable battery | - | No | ||
SAR value | - | 0.75 | ||
display | ||||
Screen size (inches) | 6.22 | 5.20 | ||
Touchscreen | Yes | Yes | ||
Resolution | 720x1520 pixels | 1080x1920 pixels | ||
Pixels per inch (PPI) | - | 424 | ||
hardware | ||||
Processor | octa-core | 2GHz octa-core | ||
Processor make | MediaTek Helio P22 (MT6762R) | Qualcomm Snapdragon 625 | ||
RAM | 2GB | 4GB | ||
Internal storage | 32MB | 64GB | ||
Expandable storage | Yes | Yes | ||
Expandable storage type | microSD | microSD | ||
Expandable storage up to (GB) | 256 | 200 | ||
Dedicated microSD slot | Yes | - | ||
camera | ||||
Rear camera | 13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4) | 23-megapixel | ||
Rear flash | LED | LED | ||
Front camera | 8-megapixel (f/f/1.8) | 13-megapixel | ||
Front flash | No | Yes | ||
software | ||||
Operating system | Android 8.1 | Android 6.0 | ||
Skin | Funtouch OS 4.5 | nubia UI 4.0 | ||
connectivity | ||||
Wi-Fi | Yes | Yes | ||
Bluetooth | Yes, v 5.00 | Yes, v 4.10 | ||
NFC | No | No | ||
Micro-USB | Yes | - | ||
Headphones | 3.5mm | 3.5mm | ||
Number of SIMs | 2 | 2 | ||
Active 4G on both SIM cards | Yes | - | ||
Wi-Fi standards supported | - | 802.11 b/g/n/ac | ||
GPS | - | Yes | ||
Infrared | - | No | ||
USB OTG | - | Yes | ||
FM | - | Yes | ||
Wi-Fi Direct | - | No | ||
Mobile High-Definition Link (MHL) | - | No | ||
sim 1 | ||||
SIM Type | Nano-SIM | Nano-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | Yes | ||
4G/ LTE | Yes | Yes | ||
sim 2 | ||||
SIM Type | Nano-SIM | Nano-SIM | ||
GSM/CDMA | GSM | GSM | ||
3G | Yes | Yes | ||
4G/ LTE | Yes | Yes | ||
sensors | ||||
Face unlock | Yes | - | ||
Fingerprint sensor | Yes | - | ||
Compass/ Magnetometer | Yes | Yes | ||
Proximity sensor | Yes | Yes | ||
Accelerometer | Yes | Yes | ||
Ambient light sensor | Yes | Yes | ||
Gyroscope | Yes | Yes | ||
Barometer | - | No | ||
Temperature sensor | - | No | ||
ratings | ||||
Overall NDTV Rating | - | Read Review | ||
Design Rating | - | |||
Display Rating | - | |||
Software Rating | - | |||
Performance Rating | - | |||
Battery Life Rating | - | |||
Camera Rating | - | |||
Value for Money Rating | - |