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Lava Z40 vs Karbonn Smart A1 Star
Lava Z40
vs
Karbonn Smart A1 Star
comparison
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Lava Z40
Karbonn Smart A1 Star
key specs
Display
4.00-inch
3.50-inch
Processor
1.4GHz quad-core
1GHz one-core
Front Camera
2-megapixel
No
Rear Camera
2-megapixel
No
RAM
1GB
256MB
Storage
8GB
512MB
Battery Capacity
2250mAh
1450mAh
OS
Android 8.1 Oreo (Go edition)
Android 4.0
Resolution
400x800 pixels
320x480 pixels
general
Brand
Lava
Karbonn
Model
Z40
Smart A1 Star
Release date
March 1, 2019
July 1, 2013
Launched in India
Yes
-
Form factor
Touchscreen
Bar
Dimensions (mm)
125.50 x 63.90 x 11.65
-
Weight (g)
120.00
-
Battery capacity (mAh)
2250
1450
Colours
Black, Gold
-
Removable battery
-
Yes
display
Screen size (inches)
4.00
3.50
Touchscreen
Yes
Yes
Resolution
400x800 pixels
320x480 pixels
Protection type
Gorilla Glass
-
Aspect ratio
16:9
-
Pixels per inch (PPI)
223
-
hardware
Processor
1.4GHz quad-core
1GHz one-core
RAM
1GB
256MB
Internal storage
8GB
512MB
Expandable storage
Yes
Yes
Expandable storage type
microSD
microSD
Expandable storage up to (GB)
64
32
camera
Rear camera
2-megapixel
No
Rear flash
Yes
-
Front camera
2-megapixel
No
Front flash
Yes
-
software
Operating system
Android 8.1 Oreo (Go edition)
Android 4.0
connectivity
Wi-Fi
Yes
Yes
Wi-Fi standards supported
802.11 b/g/n
-
GPS
Yes
No
Bluetooth
Yes, v 4.20
Yes
Micro-USB
Yes
-
Headphones
3.5mm
3.5mm
Number of SIMs
2
2
NFC
-
No
Infrared
-
No
USB OTG
-
No
FM
-
Yes
Wi-Fi Direct
-
No
Mobile High-Definition Link (MHL)
-
No
sim 1
SIM Type
Nano-SIM
Regular
GSM/CDMA
GSM
GSM
3G
Yes
No
4G/ LTE
Yes
No
sim 2
SIM Type
Nano-SIM
Regular
GSM/CDMA
GSM
GSM
3G
Yes
No
4G/ LTE
Yes
No
sensors
Accelerometer
Yes
No
Compass/ Magnetometer
-
No
Proximity sensor
-
No
Ambient light sensor
-
No
Gyroscope
-
No
Barometer
-
No
Temperature sensor
-
No
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