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vivo y81i
apple ipad air (2019)

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Brand
 vivo apple
Model
 vivo y81i apple ipad air (2019)
Announced
 2018 October 2019 March 18
Status
 Available. Released 2018 November Available. Released 2019 March 18
Device Body
 glass front | aluminum back | aluminum frame
Dimensions
 155.1 x 75 x 7.8 mm ( 6.11 x 2.95 x 0.31 in ) 250.6 x 174.1 x 6.1 mm ( 9.87 x 6.85 x 0.24 in )
Weight in gram
 143 456
SIM card
 dual SIM ( Nano-SIM | dual stand-by ) Nano-SIM and eSIM
Water Resistance
 No
Display type
 IPS LCD IPS LCD
Display resolution
 720 x 1520 pixels | 19 : 9 ratio ( ~270 pixel per inch density ) 1668 x 2224 pixels | 4 : 3 ratio ( ~265 pixel per inch density )
Display size
 6.22 inches | 96.6 cm2 ( ~83.0% screen to body ratio ) 10.5 inches | 341.4 cm2 ( ~78.3% screen to body ratio )
Display Protection
 scratch-resistant glass | oleophobic coating
Operating System
 android 8.1 ( oreo ) | funtouch 4 iOS 12.1.3 | upgradable to iPadOS 17.1.1
CPU
 Quad-core 2.0 GHz cortex-a53 Hexa-core ( 2x2.5 GHz vortex + 4x1.6 GHz tempest )
Chipset
 mediatek mt6761 helio a22 ( 12 nm ) apple a12 Bionic ( 7 nm )
GPU
 powervr ge8320 apple GPU ( 4-core graphics )
Memory card
 microsdxc ( dedicated slot ) No
Memory v1
 16gb 2gb RAM 64gb 3gb RAM
Memory v2
 256gb 3gb RAM
Primary camera
13 megapixel| lens aperture2.2 | phase detection autofocus
8 megapixel| lens aperture2.4 | 31mm ( standard ) | 1.12µm | Auto focus
Secondary camera
5 megapixel| lens aperture2.2
7 megapixel| lens aperture2.2 | 31mm ( standard )
Loud speaker
 Yes Yes with stereo speakers
Audio jack
 Yes Yes
WLAN
 Wi-Fi 802.11 b/g/n | Wi-Fi Direct | hotspot Wi-Fi 802.11 a/b/g/n/ac | dual-band | hotspot
Bluetooth
 5.0 | a2dp | le 5.0 | a2dp | edr
GPS
 Yes with a-gps glonass bds
NFC
 No No
Radio
 FM Radio No
USB
 microusb 2.0 | USB on-the-go lightning | USB 2.0
Sensors
 accelerometer | proximity | compass fingerprint ( front-mounted ) | accelerometer | gyroscope | compass | barometer
Battery
 li-po 3260 mAh | Non-removable li-po 8134 mAh | Non-removable ( 30.8watt per hour )
Battery Charge
Colors
 black, red gray color gradations, silver, gold
Network technology
 gsm / hspa / lte gsm / hspa / lte
5G bands
Network speed
 hspa 21.1/5.76 mbps lte-a (2ca) cat7 300/150 mbps hspa 42.2/5.76 mbps lte-a (ca) cat16 1024/150 mbps
GPRS
EDGE
Approx price
  • 110 GBP
  • 139 EUR
  • 1290 NOK
  • 1400 SEK
  • 8300 RUB
  • 140 USD
  • 700 BRL
  • 190 AUD
  • 180000 KRW
  • 18000 JPY
  • 190 SGD
  • 590 MYR
  • 490 AED
  • 2300 ZAR
  • 460 GBP
  • 550 EUR
  • 5440 NOK
  • 5800 SEK
  • 35100 RUB
  • 560 USD
  • 2960 BRL
  • 810 AUD
  • 740000 KRW
  • 75000 JPY
  • 780 SGD
  • 2490 MYR
  • 2060 AED
  • 9400 ZAR