Acer Super ZX Pro vs Vivo X21 comparison

Compare Acer Super ZX Pro
Compare Vivo X21
key specs
Display6.67-inch6.28-inch
ProcessorMediaTek Dimensity 7400Qualcomm Snapdragon 660
Front Camera50-megapixel12-megapixel
Rear Camera50-megapixel + 5-megapixel + 2-megapixel12-megapixel + 5-megapixel
RAM6GB6GB
Storage128GB128GB
Battery Capacity5000mAh3200mAh
OSAndroid 15Android 8.1
Resolution-1080x2280 pixels
general
BrandAcerVivo
ModelSuper ZX ProX21
Release dateApril 15, 2025March 1, 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Weight (g)182.00156.20
IP ratingIP64-
Battery capacity (mAh)50003200
Fast charging35W Fast ChargingProprietary
Dimensions (mm)-154.50 x 74.80 x 7.40
Removable battery-No
Colours-Black, Gold
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.676.28
TouchscreenYesYes
Resolution-1080x2280 pixels
Aspect ratio-19:9
hardware
Processorocta-core2.2GHz octa-core
Processor makeMediaTek Dimensity 7400Qualcomm Snapdragon 660
RAM6GB6GB
Internal storage128GB128GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera50-megapixel + 5-megapixel + 2-megapixel12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
No. of Rear Cameras3-
Rear flashYesLED
Front camera50-megapixel12-megapixel (f/2.0)
No. of Front Cameras1-
Rear autofocus-Phase detection autofocus
software
Operating systemAndroid 15Android 8.1
Skin-FunTouch 4.0
connectivity
Wi-FiYesYes
BluetoothYesYes, v 5.00
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac
GPS-Yes
NFC-No
Infrared-No
USB OTG-Yes
Micro-USB-Yes
Headphones-3.5mm
FM-No
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-Yes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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

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