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Realme C21 vs Lava Z81 comparison

 Compare Realme C21
Realme C21
Compare Lava Z81
Lava Z81
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.50-inch5.70-inch
ProcessorMediaTek Helio G35MediaTek Helio A22
Front Camera5-megapixel 13-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 13-megapixel
RAM3GB, 4GB2GB
Storage32GB, 64GB32GB
Battery Capacity5000mAh3000mAh
OSAndroid 10Android 8.1 Oreo
Resolution720x1600 pixels720x1440 pixels
general
BrandRealmeLava
ModelC21Z81
Release dateApril 8, 2021November 1, 2018
Launched in IndiaYesYes
Dimensions (mm)165.20 x 76.40 x 8.90152.20 x 73.00 x 7.90
Weight (g)190.00141.60
Battery capacity (mAh)50003000
ColoursCross Black, Cross BlueBlack and Gold
Form factor-Touchscreen
display
Screen size (inches)6.505.70
TouchscreenYesYes
Resolution720x1600 pixels720x1440 pixels
Protection type-Gorilla Glass
Aspect ratio-18:9
Pixels per inch (PPI)-282
hardware
Processorocta-core2GHz quad-core
Processor makeMediaTek Helio G35MediaTek Helio A22 (MT6761)
RAM3GB, 4GB2GB
Internal storage32GB, 64GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256128
Dedicated microSD slotYes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)13-megapixel
No. of Rear Cameras3-
Front camera5-megapixel (f/2.2)13-megapixel
No. of Front Cameras1-
software
Operating systemAndroid 10Android 8.1 Oreo
SkinRealme UIStar OS 5.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.10
Micro-USBYesYes
Headphones3.5mm-
Number of SIMs22
FM-Yes
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Face unlock-Yes

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