Lava O2 vs Nokia Lumia 638 comparison

Compare Lava O2
Compare Nokia Lumia 638
key specs
Display6.50-inch4.50-inch
ProcessorUnisoc T616Qualcomm Snapdragon 400
Front Camera8-megapixelNo
Rear Camera50-megapixel5-megapixel
RAM8GB1GB
Storage128GB8GB
Battery Capacity5000mAh1830mAh
OSAndroid 13Windows Phone 8.1
Resolution720x1600 pixels480x854 pixels
general
BrandLavaNokia
ModelO2Lumia 638
Release dateMarch 22, 2024June 1, 2014
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)165.00 x 76.10 x 8.70129.50 x 66.70 x 9.20
Weight (g)200.00-
Battery capacity (mAh)50001830
ColoursImperial Green, Majestic Purple, and Royal GoldOrange, Black, Yellow, White
Removable battery-No
display
Refresh Rate90 Hz-
Resolution StandardHD+-
Screen size (inches)6.504.50
TouchscreenYesYes
Resolution720x1600 pixels480x854 pixels
Pixels per inch (PPI)269-
hardware
Processorocta-core1.2GHz quad-core
Processor makeUnisoc T616Qualcomm Snapdragon 400
RAM8GB1GB
Internal storage128GB8GB
Expandable storageYesYes
Expandable storage typemicroSD-
Expandable storage up to (GB)512128
Dedicated microSD slotYes-
camera
Rear camera50-megapixel5-megapixel
No. of Rear Cameras2-
Rear flashYesNo
Front camera8-megapixelNo
No. of Front Cameras1-
software
Operating systemAndroid 13Windows Phone 8.1
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n/ac802.11 b/g/n
BluetoothYes, v 5.00Yes
USB Type-CYes-
Headphones3.5mm3.5mm
Active 4G on both SIM cardsYes-
GPS-Yes
NFC-No
Infrared-No
USB OTG-No
FM-No
Number of SIMs-1
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sensors
Face unlockYes-
Fingerprint sensorYes-
Proximity sensorYesNo
AccelerometerYesNo
Ambient light sensorYesNo
Compass/ Magnetometer-No
Gyroscope-No
Barometer-No
Temperature sensor-No
sim 1
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes

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