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Lava Z40 vs Karbonn A7 Star
Lava Z40
vs
Karbonn A7 Star
comparison
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Lava Z40
Karbonn A7 Star
key specs
Display
4.00-inch
4.50-inch
Processor
1.4GHz quad-core
1GHz dual-core
Front Camera
2-megapixel
0.3-megapixel
Rear Camera
2-megapixel
5-megapixel
RAM
1GB
512MB
Storage
8GB
164MB
Battery Capacity
2250mAh
1400mAh
OS
Android 8.1 Oreo (Go edition)
Android 4
Resolution
400x800 pixels
480x480 pixels
general
Brand
Lava
Karbonn
Model
Z40
A7 Star
Release date
March 1, 2019
May 1, 2013
Launched in India
Yes
-
Form factor
Touchscreen
Touchscreen
Dimensions (mm)
125.50 x 63.90 x 11.65
113.00 x 66.00 x 10.40
Weight (g)
120.00
-
Battery capacity (mAh)
2250
1400
Colours
Black, Gold
White, Black
Removable battery
-
Yes
display
Screen size (inches)
4.00
4.50
Touchscreen
Yes
Yes
Resolution
400x800 pixels
480x480 pixels
Protection type
Gorilla Glass
-
Aspect ratio
16:9
-
Pixels per inch (PPI)
223
218
hardware
Processor
1.4GHz quad-core
1GHz dual-core
RAM
1GB
512MB
Internal storage
8GB
164MB
Expandable storage
Yes
Yes
Expandable storage type
microSD
microSD
Expandable storage up to (GB)
64
32
camera
Rear camera
2-megapixel
5-megapixel
Rear flash
Yes
LED
Front camera
2-megapixel
0.3-megapixel
Front flash
Yes
-
software
Operating system
Android 8.1 Oreo (Go edition)
Android 4
connectivity
Wi-Fi
Yes
Yes
Wi-Fi standards supported
802.11 b/g/n
-
GPS
Yes
Yes
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
Yes
Compass/ Magnetometer
-
No
Proximity sensor
-
Yes
Ambient light sensor
-
No
Gyroscope
-
No
Barometer
-
No
Temperature sensor
-
No
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