Smartphone Blackview OSCAL C20

See the best Blackview OSCAL C20 deals! Prices start from 52.95€ ($61.61), can buy it at best cost, and there are the specs to compare them all in one place.


6.08 inches (1640 x 720) Curved Glass / SC7731E / 1Gb / 32GB / 5Mp / 3380mAh
Colors: black blue green purple
The lowest price at Sunsky is 52.95€ ($61.61)
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Blackview OSCAL C20 Overview

Blackview OSCAL C20 has a bright and clear (resolution of 1640 x 720) 6.08 inches-inch display and dimensions of  . It also only weighs . The main specifications are the UNISOC CPU - SC7731E, 32GB storage and 1Gb RAM.

The Blackview OSCAL C20 release date is  July 2021. The rear camera with a 5Mp sensor takes great pictures, and the 2Mp front camera is designed for selfies. The price of the smartphone starts at 52.95€ ($61.61) and this cost is the best deal right now , so it is worth buying and this will be a good purchase for anyone who is used to using Android 11 OS.

The Blackview OSCAL C20 has Dual SIM card slots, you can have 2 numbers from different carriers.

Internet speed will be standard because there is no 5G support.

Blackview OSCAL C20 has support for expandable storage, so you can insert SD cards as soon as you need to.

A standard headphone jack will save you money since you can connect any 3.5 mm port headset without adapter.

You can’t make mobile payments with Blackview OSCAL C20, because it doesn’t support NFC.

You can't use it as a remote control, because it does not have an infrared (IR) blaster.

Blackview OSCAL C20 already comes with a 3380mAh battery without the need of fast charging or wireless charging. Most competitors do not have this feature.

The device is not waterproof. We do not recommend taking it into the shower or the bathroom, or using it in the rain or snow.

Today's best Blackview OSCAL C20 prices

  •   All prices
52.95€ ($61.61)
  • Brand: Blackview
  • Model name: OSCAL C20
  • Weight: 
  • Dimensions: 
  • Operating system: Android 11
  • Display size: 6.08 inches
  • Resolution: 1640 x 720
  • RAM: 1Gb
  • Storage (ROM): 32GB
  • Cameras: 5Mp
  • Battery: 3380mAh


Operating system (OS) Android 11
Geekbench Benchmark 185 (Multi-Core) - Compare to the other models here
Manufacturer‎ Blackview View all Blackview models here
Geekbench Benchmark 59 (Single Core)
Model name OSCAL C20
Performance test antutu benchmark ~37166. Compare to the other models here


Resolution 1640 x 720 More models with 1640 x 720 resolution see here
Glass Types Curved Glass
Technology IPS
Multi‑Touch 5
Bezelless Yes - More models with bezel-less display see here
Brightness 350 cd/m²
Screen size 6.08 inches

Processor‎ (CPU)

CPU Architecture 4 x Cortex A7 1.3GHz
Model SC7731E More models with SC7731E CPU see here
Cores 4
Frequency 1.3 GHz
Bit 32 bit
Process technology 28 nm
GPU Mali-T820MP
GPU frequency 0 Mhz
GPU cores 1


RAM (Memory) 1 Gb More models with 1 Gb RAM see here
Storage (ROM) 32 GB
Card slot MicroSD (TF), supports cards up to 128Gb


Rear Camera(s)‎
Resolution 5 Mp More models with a 5 Mp camera see here
Flash LED flash
Selfie Camera(s)‎
Resolution 2 Mp
Flash No


Frequency 2G (GSM): 850 / 900 / 1800 / 1900 MHz 3G (WCDMA): 2100 Mhz
Network Type 3G
SIM Card nanoSIM + nanoSIM or microSD (TF)

Network Connectivity

Wi-Fi Yes
Bluetooth Yes
NFC No - More models with NFC see here


Network Support GPS, A-GPS, GLONAS


Battery capacity (mAh) 3380 mAh
Type Non-removable
Fast charging No
Stand-by time 5-6 days
Battery Life 1,5-2 days
Working hours in hard mode 6-7 hours
Talk time 25 hours
Wireless charging No


Notifications Led No
Fingerprint Sensor No
Proximity sensor Yes
Ambient light sensor Yes
Gyro No
Accelerometer Yes
Compass No
Barometer No


Audio processor Integrated
Loudspeaker Yes
Microphone Yes
Headphone Jack Yes


Body type Plastic
IP rating‎ (IP68) No More models with IP68 see here

Language support

Languages English, Spanish, Portuguese, Italian, French, German, Danish, Simplified Chinese, Traditional Chinese, etc. A detailed list of supported languages - here

Interfaces / connectors

micro USB 1



  • Paypal, credit or debit cards (Visa, Mastercard, American Express, Diners Club, Discover, JCB, UnionPay).

Dates of the deal

  • 10.12.2021 - 10.22.2021


  • In Stock


ships out within 1-3 business days

Order delivery

China Online stores: Generally, orders are delivered to the USA, UK, India, and other countries within 20-30 days. To learn more, please click here.


On-time Delivery, 100% original, full refund warranty, return warranty. To learn more, please click here

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6.08 inches (1640 x 720) Curved Glass / SC7731E / 1Gb / 32GB / 5Mp / 3380mAh
Colors: black blue green purple
The lowest price at Sunsky is 52.95€ ($61.61)
View deal

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