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nokia t21
oppo a78 4g

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Brand
 nokia oppo
Model
 nokia t21 oppo a78 4g
Announced
 2022 September 01 2023 July 10
Status
 Available. Released 2022 September 01 Available. Released 2023 July 10
Device Body
 glass front | aluminum back
Dimensions
 247.5 x 157.3 x 7.5 mm ( 9.74 x 6.19 x 0.30 in ) 160 x 73.2 x 7.9 mm ( 6.30 x 2.88 x 0.31 in )
Weight in gram
 466 180
SIM card
 Nano-SIM - cellular model only dual SIM ( Nano-SIM | dual stand-by )
Water Resistance
 No No
Display type
 IPS LCD | 360 Luminance units ( typ ) AMOLED | 90hz | 430 Luminance units
Display resolution
 1200 x 2000 pixels | 5 : 3 ratio ( ~224 pixel per inch density ) 1080 x 2400 pixels | 20 : 9 ratio ( ~409 pixel per inch density )
Display size
 10.4 inches | 307.9 cm2 ( ~79.1% screen to body ratio ) 6.43 inches | 99.8 cm2 ( ~85.2% screen to body ratio )
Display Protection
 scratch-resistant glass corning gorilla glass 5
Operating System
 android 12 | upgradable to android 13 android 13 | coloros 13.1
CPU
 Octa-core ( 2x1.8 GHz cortex-a75 & 6x1.8 GHz cortex-a55 ) Octa-core ( 4x2.4 GHz kryo 265 gold & 4x1.9 GHz kryo 265 silver )
Chipset
 unisoc tiger t612 ( 12 nm ) Qualcomm sm6225 snapdragon 680 4g ( 6 nm )
GPU
 mali-g57 adreno 610
Memory card
 microsdxc ( dedicated slot ) microsdxc
Memory v1
 64gb 4gb RAM 128gb 8gb RAM
Memory v2
 128gb 4gb RAM 256gb 8gb RAM
Primary camera
8 megapixel| Auto focus
50 megapixel| lens aperture1.8 | ( wide ) | phase detection autofocus
2 megapixel| lens aperture2.4 | ( depth )
Secondary camera
8 mega pixel
8 megapixel| lens aperture2.0 | ( wide )
Loud speaker
 Yes with stereo speakers Yes with stereo speakers
Audio jack
 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
Bluetooth
 5.0 | a2dp | le 5.0 | a2dp | le
GPS
NFC
 Yes ( wi-fi/lte model only / ta-1521 ) Yes ( market/region dependent )
Radio
 FM Radio No
USB
 USB Type-C 2.0 | otg USB Type-C 2.0 | otg
Sensors
 accelerometer | proximity fingerprint ( under display | optical ) | accelerometer | gyroscope | proximity | compass
Battery
 li-po 8200 mAh li-po 5000 mAh | Non-removable
Battery Charge
 18w wired | pd3.0 67w wired | pd | 76% in 30 min ( advertised )
Colors
 charcoal color color gradations mist color color gradations, cyan color gradations
Network technology
 gsm / hspa / lte gsm / hspa / lte
5G bands
Network speed
 hspa lte - cellular model only hspa lte
GPRS
EDGE
Approx price
  • 200 GBP
  • 240 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
  • 140 GBP
  • 180 EUR
  • 1660 NOK
  • 1800 SEK
  • 10800 RUB
  • 170 USD
  • 910 BRL
  • 250 AUD
  • 230000 KRW
  • 23000 JPY
  • 240 SGD
  • 760 MYR
  • 630 AED
  • 2900 ZAR