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key specs | ||||
Display | 6.41-inch | 6.41-inch | 6.30-inch | |
Processor | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 626 | |
Front Camera | 24.8-megapixel | 25-megapixel | 24-megapixel | |
Rear Camera | 12-megapixel + 5-megapixel | 12-megapixel + 5-megapixel | 16-megapixel + 5-megapixel | |
RAM | 6GB | 6GB | 4GB | |
Storage | 128GB | 64GB | 64GB | |
Battery Capacity | 3400mAh | 3400mAh | 3260mAh | |
OS | Android 8.1 Oreo | Android 8.1 | Android 8.1 | |
Resolution | 1080x2340 pixels | 1080x2340 pixels | 1080x2280 pixels | |
general | ||||
Brand | Vivo | Vivo | Vivo | |
Model | X21s | V11 Pro | V9 | |
Release date | November 1, 2018 | September 1, 2018 | March 1, 2018 | |
Form factor | Touchscreen | Touchscreen | Touchscreen | |
Dimensions (mm) | 157.91 x 75.08 x 7.90 | 157.91 x 75.08 x 7.90 | 154.80 x 75.00 x 7.90 | |
Weight (g) | 156.00 | 156.00 | 150.00 | |
Battery capacity (mAh) | 3400 | 3400 | 3260 | |
Colours | Starry Night Black | Dazzling Gold, Starry Black | Pearl Black, Gold | |
Launched in India | - | Yes | Yes | |
Body type | - | Plastic | - | |
Removable battery | - | No | No | |
Fast charging | - | Quick Charge | - | |
Wireless charging | - | No | - | |
SAR value | - | 0.43 | 1.38 | |
display | ||||
Screen size (inches) | 6.41 | 6.41 | 6.30 | |
Touchscreen | Yes | Yes | Yes | |
Resolution | 1080x2340 pixels | 1080x2340 pixels | 1080x2280 pixels | |
Aspect ratio | 19.5:9 | 19.5:9 | 19:9 | |
Protection type | - | Gorilla Glass | - | |
Pixels per inch (PPI) | - | 401 | - | |
hardware | ||||
Processor | octa-core | octa-core | 2.2GHz octa-core | |
Processor make | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 626 | |
RAM | 6GB | 6GB | 4GB | |
Internal storage | 128GB | 64GB | 64GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | microSD | microSD | microSD | |
Expandable storage up to (GB) | 256 | 256 | 256 | |
Dedicated microSD slot | - | Yes | - | |
camera | ||||
Rear camera | 12-megapixel + 5-megapixel | 12-megapixel (f/1.8) + 5-megapixel (f/2.4) | 16-megapixel (f/2.0) + 5-megapixel | |
Rear autofocus | Yes | Yes | Phase detection autofocus | |
Front camera | 24.8-megapixel | 25-megapixel (f/2.0) | 24-megapixel (f/2.0) | |
Rear flash | - | LED | Dual LED | |
Front autofocus | - | No | - | |
Front flash | - | No | - | |
software | ||||
Operating system | Android 8.1 Oreo | Android 8.1 | Android 8.1 | |
Skin | - | FunTouch OS 4.5 | FunTouch OS 4.0 | |
connectivity | ||||
Wi-Fi | Yes | Yes | Yes | |
GPS | Yes | Yes | Yes | |
Bluetooth | Yes | Yes, v 5.00 | Yes, v 4.20 | |
Micro-USB | Yes | Yes | Yes | |
Headphones | 3.5mm | 3.5mm | 3.5mm | |
Number of SIMs | 2 | 2 | 2 | |
Wi-Fi standards supported | - | 802.11 b/g/n/ac | - | |
NFC | - | No | - | |
Infrared | - | No | - | |
USB OTG | - | Yes | Yes | |
USB Type-C | - | No | - | |
FM | - | Yes | Yes | |
Wi-Fi Direct | - | Yes | - | |
Active 4G on both SIM cards | - | Yes | - | |
sim 1 | ||||
GSM/CDMA | GSM | GSM | GSM | |
3G | Yes | Yes | Yes | |
4G/ LTE | Yes | Yes | Yes | |
SIM Type | - | Nano-SIM | Nano-SIM | |
sim 2 | ||||
GSM/CDMA | GSM | GSM | GSM | |
3G | Yes | Yes | Yes | |
4G/ LTE | Yes | Yes | Yes | |
SIM Type | - | Nano-SIM | Nano-SIM | |
sensors | ||||
Face unlock | Yes | Yes | Yes | |
Fingerprint sensor | Yes | Yes | Yes | |
Compass/ Magnetometer | Yes | Yes | Yes | |
Proximity sensor | Yes | Yes | Yes | |
Accelerometer | Yes | Yes | Yes | |
Ambient light sensor | Yes | Yes | Yes | |
Gyroscope | Yes | Yes | Yes | |
ratings | ||||
Overall NDTV Rating | - | Read Review | Read Review | |
Design Rating | - | |||
Display Rating | - | |||
Software Rating | - | |||
Performance Rating | - | |||
Battery Life Rating | - | |||
Camera Rating | - | |||
Value for Money Rating | - |