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key specs | ||||
Display | 6.22-inch | 5.70-inch | ||
Processor | MediaTek Helio P22 | MediaTek Helio P22 | ||
Front Camera | 8-megapixel | 13-megapixel + 5-megapixel | ||
Rear Camera | 13-megapixel + 2-megapixel | 13-megapixel + 5-megapixel | ||
RAM | 2GB | 3GB | ||
Storage | 32MB | 32GB | ||
Battery Capacity | 4030mAh | 3000mAh | ||
OS | Android 8.1 | Android | ||
Resolution | 720x1520 pixels | 720x1440 pixels | ||
general | ||||
Brand | Vivo | Lenovo | ||
Model | Y91 | K9 | ||
Release date | January 1, 2019 | October 1, 2018 | ||
Launched in India | Yes | Yes | ||
Form factor | Touchscreen | Touchscreen | ||
Dimensions (mm) | 155.11 x 75.09 x 8.28 | 153.80 x 72.90 x 7.95 | ||
Weight (g) | 163.50 | - | ||
Battery capacity (mAh) | 4030 | 3000 | ||
Colours | Starry Black, Ocean Blue | Black, Blue | ||
Removable battery | - | No | ||
Wireless charging | - | No | ||
display | ||||
Screen size (inches) | 6.22 | 5.70 | ||
Touchscreen | Yes | Yes | ||
Resolution | 720x1520 pixels | 720x1440 pixels | ||
Aspect ratio | - | 18:9 | ||
hardware | ||||
Processor | octa-core | 2GHz | ||
Processor make | MediaTek Helio P22 (MT6762R) | MediaTek Helio P22 (MT6762) | ||
RAM | 2GB | 3GB | ||
Internal storage | 32MB | 32GB | ||
Expandable storage | Yes | Yes | ||
Expandable storage type | microSD | microSD | ||
Expandable storage up to (GB) | 256 | - | ||
Dedicated microSD slot | Yes | No | ||
camera | ||||
Rear camera | 13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4) | 13-megapixel + 5-megapixel | ||
Rear flash | LED | Yes | ||
Front camera | 8-megapixel (f/f/1.8) | 13-megapixel + 5-megapixel | ||
Front flash | No | Yes | ||
software | ||||
Operating system | Android 8.1 | Android | ||
Skin | Funtouch OS 4.5 | - | ||
connectivity | ||||
Wi-Fi | Yes | Yes | ||
Bluetooth | Yes, v 5.00 | Yes | ||
NFC | No | - | ||
Micro-USB | Yes | - | ||
Headphones | 3.5mm | - | ||
Number of SIMs | 2 | - | ||
Active 4G on both SIM cards | Yes | - | ||
USB Type-C | - | Yes | ||
sim 1 | ||||
SIM Type | Nano-SIM | - | ||
GSM/CDMA | GSM | - | ||
3G | Yes | - | ||
4G/ LTE | Yes | - | ||
sim 2 | ||||
SIM Type | Nano-SIM | - | ||
GSM/CDMA | GSM | - | ||
3G | Yes | - | ||
4G/ LTE | Yes | - | ||
sensors | ||||
Face unlock | Yes | - | ||
Fingerprint sensor | Yes | Yes | ||
Compass/ Magnetometer | Yes | - | ||
Proximity sensor | Yes | Yes | ||
Accelerometer | Yes | Yes | ||
Ambient light sensor | Yes | Yes | ||
Gyroscope | Yes | - | ||
ratings | ||||
Overall NDTV Rating | - | Read Review | ||
Design Rating | - | |||
Display Rating | - | |||
Software Rating | - | |||
Performance Rating | - | |||
Battery Life Rating | - | |||
Camera Rating | - | |||
Value for Money Rating | - |