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lava z81
lava z40

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Brand
 lava lava
Model
 lava z81 lava z40
Announced
 2018 October 2019 March
Status
 Available. Released 2018 October Available. Released 2019 March
Device Body
Dimensions
 152.2 x 73 x 7.9 mm ( 5.99 x 2.87 x 0.31 in ) 125.5 x 63.9 x 11.7 mm ( 4.94 x 2.52 x 0.46 in )
Weight in gram
 141 120
SIM card
 dual SIM ( Nano-SIM | dual stand-by ) dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
 No No
Display type
 IPS LCD tn tft LCD
Display resolution
 720 x 1440 pixels | 18 : 9 ratio ( ~282 pixel per inch density ) 480 x 800 pixels | 5 : 3 ratio ( ~233 pixel per inch density )
Display size
 5.7 inches | 83.8 cm2 ( ~75.5% screen to body ratio ) 4.0 inches | 45.5 cm2 ( ~56.8% screen to body ratio )
Display Protection
 corning gorilla glass 3 corning gorilla glass ( unspecified version )
Operating System
 android 8.1 ( oreo ) android 8.1 oreo ( go edition )
CPU
 Quad-core 2.0 GHz cortex-a53 Quad-core 1.4 GHz
Chipset
 mediatek mt6761 helio a22 ( 12 nm ) unisoc sc9832e
GPU
 powervr ge8320 mali
Memory card
 microsdxc ( dedicated slot ) microsdxc
Memory v1
 16gb 2gb RAM 8gb 1gb RAM
Memory v2
 32gb 3gb RAM
Primary camera
13 megapixel| lens aperture2.2
2 mega pixel
Secondary camera
13 megapixel| lens aperture2.0
2 mega pixel
Loud speaker
 Yes Yes
Audio jack
 Yes Yes
WLAN
 Wi-Fi 802.11 b/g/n | Wi-Fi Direct Wi-Fi 802.11 b/g/n | Wi-Fi Direct
Bluetooth
 4.2 | a2dp | le 4.2 | a2dp | le
GPS
NFC
 No No
Radio
 FM Radio FM Radio
USB
 microusb 2.0 microusb 2.0
Sensors
 fingerprint ( rear-mounted ) | accelerometer | proximity accelerometer
Battery
 li-po 3000 mAh | Non-removable Li-lon 2250 mAh | removable
Battery Charge
Colors
 black color gradations, black color gradations gold, black color gradations
Network technology
 gsm / hspa / lte gsm / hspa / lte
5G bands
Network speed
 hspa 42.2/5.76 mbps lte cat4 150/50 mbps hspa 21.1/5.76 mbps lte cat4 150/50 mbps
GPRS
EDGE
Approx price
  • 50 GBP
  • 66 EUR
  • 540 NOK
  • 600 SEK
  • 3500 RUB
  • 60 USD
  • 290 BRL
  • 80 AUD
  • 80000 KRW
  • 8000 JPY
  • 80 SGD
  • 250 MYR
  • 210 AED
  • 1000 ZAR