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Brand
 vivo xiaomi
Model
 vivo s17t xiaomi redmi k20
Announced
 2023 May 31 2019 May
Status
 Available. Released 2023 June 08 Available. Released 2019 June
Device Body
 glass front ( gorilla glass 5 ) | glass back ( gorilla glass 5 ) | aluminum frame
Dimensions
 164.2 x 74.4 x 7.5 mm ( 6.46 x 2.93 x 0.30 in ) 156.7 x 74.3 x 8.8 mm ( 6.17 x 2.93 x 0.35 in )
Weight in gram
 186 191
SIM card
 dual SIM ( Nano-SIM | dual stand-by ) dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
 No No
Display type
 AMOLED | 1b colors | 120hz | hdr10+ | 1300 Luminance units ( the peak ) Super AMOLED | hdr
Display resolution
 1260 x 2800 pixels | 20 : 9 ratio ( ~453 pixel per inch density ) 1080 x 2340 pixels | 19.5 : 9 ratio ( ~403 pixel per inch density )
Display size
 6.78 inches | 111.0 cm2 ( ~90.8% screen to body ratio ) 6.39 inches | 100.2 cm2 ( ~86.1% screen to body ratio )
Display Protection
 corning gorilla glass 5
Operating System
 android 13 | originos 3 android 9.0 ( pie ) | upgradable to android 10 | miui 12
CPU
 Octa-core ( 1x3.0 GHz cortex-a78 & 3x2.6 GHz cortex-a78 & 4x2.0 GHz cortex-a55 ) Octa-core ( 2x2.2 GHz kryo 470 gold & 6x1.8 GHz kryo 470 silver )
Chipset
 mediatek dimensity 8050 ( 6 nm ) Qualcomm sdm730 snapdragon 730 ( 8 nm )
GPU
 mali-g77 mc9 adreno 618
Memory card
 No No
Memory v1
 512gb 12gb RAM 64gb 6gb RAM
Memory v2
 128gb 6gb RAM | 256gb 8gb RAM
Primary camera
50 megapixel| lens aperture1.9 | ( wide ) | 1/1.56" | 1.0µm | phase detection autofocus | OIS
8 megapixel| lens aperture2.2 | ( ultrawide )
48 megapixel| lens aperture1.8 | 26mm ( wide ) | 1/2.0" | 0.8µm | phase detection autofocus
8 megapixel| lens aperture2.4 | 53mm ( telephoto ) | 1/4.0" | 1.12µm | phase detection autofocus | 2x optical zoom
13 megapixel| lens aperture2.4 | 12mm ( ultrawide ) | 1/3.1" | 1.12µm
Secondary camera
50 megapixel| lens aperture2.0 | 22mm ( wide ) | Auto focus
Motorized pop-up 20 megapixel| lens aperture2.2 | ( wide ) | 1/3.4" | 0.8µm
Loud speaker
 Yes Yes
Audio jack
 No Yes
WLAN
 Wi-Fi 802.11 a/b/g/n/ac/6 | dual-band | Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac | dual-band | Wi-Fi Direct | hotspot
Bluetooth
 5.2 | a2dp | le | aptx hd 5.0 | a2dp | le | aptx hd
GPS
 Yes with a-gps glonass galileo bds
NFC
 Yes Yes ( china only )
Radio
 No FM Radio
USB
 USB Type-C 2.0 | otg USB Type-C 2.0 | USB on-the-go
Sensors
 fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass | color spectrum fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass
Battery
 4600 mAh | Non-removable li-po 4000 mAh | Non-removable
Battery Charge
 80w wired | 70% in 30 min ( advertised ) Fast charging 18w
Colors
 black, blue, pink black color gradations, red color gradations, blue color gradations, white color gradations
Network technology
 gsm / cdma / hspa / cdma2000 / lte / 5g gsm / hspa / lte
5G bands
 1 | 3 | 5 | 8 | 28 | 38 | 40 | 41 | 77 | 78 sa/nsa
Network speed
 hspa lte-a 5g hspa 42.2/5.76 mbps lte-a
GPRS
EDGE
Approx price
  • 340 GBP
  • 408 EUR
  • 3950 NOK
  • 4200 SEK
  • 25500 RUB
  • 410 USD
  • 2150 BRL
  • 590 AUD
  • 540000 KRW
  • 55000 JPY
  • 570 SGD
  • 1810 MYR
  • 1500 AED
  • 6900 ZAR
  • 200 GBP
  • 245 EUR
  • 2370 NOK
  • 2500 SEK
  • 15300 RUB
  • 250 USD
  • 1290 BRL
  • 360 AUD
  • 320000 KRW
  • 33000 JPY
  • 340 SGD
  • 1090 MYR
  • 900 AED
  • 4100 ZAR