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vivo y31
huawei p9 plus
infinix note 5 stylus
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Brand
 vivo huawei infinix
Model
 vivo y31 huawei p9 plus infinix note 5 stylus
Announced
 2025 September 15 2016 April 2018
Status
 Available. Released 2025 September 15 Available. Released 2016 May Available. Released 2018
Device Body
Dimensions
 166.1 x 77 x 8.4 mm ( 6.54 x 3.03 x 0.33 in ) 152.3 x 75.3 x 7 mm ( 6.00 x 2.96 x 0.28 in ) 158 x 75 x 8.4 mm ( 6.22 x 2.95 x 0.33 in )
Weight in gram
 209 162 173
SIM card
 Nano-SIM + Nano-SIM single SIM ( Nano-SIM ) or Hybrid dual SIM ( Nano-SIM | dual stand-by ) Hybrid dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
 ip68/ip69 dust tight and water resistant high pressure water jets; immersible up to 1.5meterfor 30 min
Display type
 IPS LCD | 120hz | 1000 Luminance units ( hbmillion) Super AMOLED capacitive touchscreen 16millioncolors ltps IPS LCD capacitive touchscreen | 16millioncolors
Display resolution
 720 x 1608 pixels | 20 : 9 ratio ( ~264 pixel per inch density ) 1080 x 1920 pixels | 16 : 9 ratio ( ~401 pixel per inch density ) 1080 x 2160 pixels | 18 : 9 ratio ( ~403 pixel per inch density )
Display size
 6.68 inches | 107.4 cm2 ( ~84.0% screen to body ratio ) 5.5 inches | 83.4 cm 6.0 inches | 92.4 cm2 ( ~78.0% screen to body ratio )
Display Protection
 guardian glass ( ion-strengthened )
Operating System
 android 15 | funtouch 15 android 6 ( marshmallow ) | upgradable to 7 ( nougat ) ; emui 5 android 8.1 ( oreo ) ; android one
CPU
 Octa-core ( 2x2.2 GHz cortex-a78 & 6x1.95 GHz cortex-a55 ) Octa-core ( 4x2.5 GHz cortex-a72 & 4x1.8 GHz cortex-a53 ) Octa-core 2.0 GHz cortex-a53
Chipset
 Qualcomm sm4450 snapdragon 4 generation 2 ( 4 nm ) hisilicon kirin 955 ( 16 nm ) mediatek mt6763t helio p23 ( 16 nm )
GPU
 adreno 613 mali-t880 mp4 mali-g71 mp2
Memory card
 microsdxc ( uses shared sim slot ) microSD up to 256 GB ( uses shared sim slot ) microsdxc ( uses shared sim slot )
Memory v1
 128gb 4gb RAM 64gb 4gb RAM 32gb 4gb RAM
Memory v2
 128gb 6gb RAM | 128gb 8gb RAM | 256gb 8gb RAM 64gb 4gb RAM
Primary camera
50 megapixel| lens aperture1.8 | ( wide ) | phase detection autofocus
12 megapixel| lens aperture2.2 | 27mm ( wide ) | 1/2.9" | 1.25µm | phase detection autofocus | Laser Auto focus
16 megapixel ( wide ) | lens aperture1.8 | 1.12µm | phase detection autofocus
Secondary camera
8 megapixel| lens aperture2.0 | ( wide )
8 megapixel| lens aperture1.9 | Auto focus
16 megapixel| lens aperture2.0 | 26mm ( wide ) | 1/3 | 1.0µm
Loud speaker
 Yes with stereo speakers Yes with stereo speakers Yes
Audio jack
 No Yes Yes
WLAN
 Wi-Fi 802.11 a/b/g/n/ac | dual-band Wi-Fi 802.11 a/b/g/n/ac | dual-band | dlna | Wi-Fi Direct | hotspot Wi-Fi 802.11 a/b/g/n | hotspot
Bluetooth
 4.2 | a2dp | le 4.2 | a2dp | le 4.2 | a2dp | le
GPS
 Yes with a-gps glonass/ bds ( market dependant ) Yes with a-gps
NFC
 No Yes
Radio
 No No FM Radio
USB
 USB Type-C 2.0 | otg Type-C 1.0.0 reversible connector microusb 2.0 | USB on-the-go
Sensors
 fingerprint ( side-mounted ) | accelerometer | proximity | compass fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass fingerprint ( rear-mounted ) | accelerometer | gyroscope | proximity | compass
Battery
 Li-lon 6500 mAh Non-removable li-po 3400 mAh battery Non-removable li-po 4000 mAh battery
Battery Charge
 44w wired | 50% in 38 min | reverse wired
Colors
 red color gradations, green color gradations gold color gradations, grey color gradations, white color gradations red color gradations, charcoal color color gradations, gold color gradations
Network technology
 gsm / hspa / lte / 5g gsm / hspa / lte gsm / hspa / lte
5G bands
 1 | 3 | 5 | 8 | 28 | 40 | 77 | 78 sa/nsa
Network speed
 hspa lte 5g hspa 42.2/5.76 mbps lte-a (2ca) cat6 300/50 mbps hspa 42.2/5.76 mbps lte cat4 150/50 mbps
GPRS
EDGE
Approx price
  • 130 GBP
  • 155 EUR
  • 1490 NOK
  • 1600 SEK
  • 9600 RUB
  • 160 USD
  • 810 BRL
  • 220 AUD
  • 200000 KRW
  • 21000 JPY
  • 210 SGD
  • 680 MYR
  • 560 AED
  • 2600 ZAR
  • 360 GBP
  • 439 EUR
  • 4250 NOK
  • 4500 SEK
  • 27400 RUB
  • 440 USD
  • 2310 BRL
  • 630 AUD
  • 580000 KRW
  • 59000 JPY
  • 610 SGD
  • 1950 MYR
  • 1610 AED
  • 7400 ZAR