Vivo X21i vs Samsung Galaxy A6+ vs Oppo A3 vs Nokia 7 Plu comparison

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key specs
Display6.28-inch6.00-inch6.20-inch6.00-inch
ProcessorMediaTek Helio P60 Qualcomm Snapdragon 450MediaTek Helio P60 Qualcomm Snapdragon 660
Front Camera24-megapixel24-megapixel 8-megapixel 16-megapixel
Rear Camera12-megapixel16-megapixel + 5-megapixel 16-megapixel 12-megapixel + 13-megapixel
RAM4GB4GB4GB4GB
Storage64GB64GB128GB64GB
Battery Capacity3245mAh3500mAh3400mAh3800mAh
OSAndroid 8.1Android 8.0Android 8.1Android 8.0
Resolution1080x2280 pixels1080x2220 pixels1080x2280 pixels1080x2160 pixels
general
BrandVivoSamsungOppoNokia
ModelX21iGalaxy A6+A37 Plus
Release dateMay 1, 2018May 1, 2018April 1, 2018February 1, 2018
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)154.37 x 74.98 x 6.99160.20 x 75.70 x 7.90156.00 x 75.30 x 7.80158.38 x 75.64 x 7.99
Weight (g)159.00191.00159.00-
Battery capacity (mAh)3245350034003800
ColoursAurora White, Polar Night, Ruby RedBlue, Black, GoldKnight Black, Soybean Meal, Stardust Silver, Garnet RedBlack/Copper, White/Copper
Launched in India-Yes-Yes
Removable battery---No
SAR value---0.74
display
Screen size (inches)6.286.006.206.00
TouchscreenYesYesYesYes
Resolution1080x2280 pixels1080x2220 pixels1080x2280 pixels1080x2160 pixels
Aspect ratio-18.5:919:918:9
Protection type---Gorilla Glass
Pixels per inch (PPI)---403
hardware
Processor2GHz octa-core1.8GHz octa-core2GHz octa-coreocta-core (4x2.2GHz + 4x1.8GHz)
Processor makeMediaTek Helio P60 (MT6771)Qualcomm Snapdragon 450MediaTek Helio P60 (MT6771)Qualcomm Snapdragon 660
RAM4GB4GB4GB4GB
Internal storage64GB64GB128GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256256256
camera
Rear camera12-megapixel16-megapixel (f/1.7) + 5-megapixel (f/1.9)16-megapixel (f/1.8)12-megapixel (f/1.8, 1.4-micron) + 13-megapixel (f/2.6, 1.0-micron)
Rear flashDual LEDLEDYesYes
Front camera24-megapixel24-megapixel (f/1.9)8-megapixel (f/2.2)16-megapixel (f/2.0, 1.0-micron)
Rear autofocus-Phase detection autofocus-Phase detection autofocus
Front flash-LED--
software
Operating systemAndroid 8.1Android 8.0Android 8.1Android 8.0
SkinFuntouch OS 4Samsung Experience 9.0ColorOS 5.0-
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n-802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYesYes, v 4.20Yes, v 4.20Yes, v 5.00
USB OTGYes-Yes-
FMYesYes-No
Number of SIMs2-22
Micro-USB-Yes--
Headphones-3.5mm3.5mm3.5mm
Wi-Fi Direct-Yes-Yes
NFC---Yes
USB Type-C---Yes
sim 1
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSM-GSMGSM
3GYes-YesYes
4G/ LTEYes-YesYes
sim 2
SIM TypeNano-SIM-Nano-SIMNano-SIM
GSM/CDMAGSM-GSMGSM
3GYes-YesYes
4G/ LTEYes-YesYes
sensors
Proximity sensorYesYesYesYes
AccelerometerYesYes-Yes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes
Fingerprint sensor-Yes-Yes
Compass/ Magnetometer-Yes-Yes
Face unlock---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--

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