Side-by-side technical data
Blackview Oscal C20 vs Nokia C21
Comparison between Blackview Oscal C20 and Nokia C21: camera, battery, fast charging, display, performance and colors, side by side. More phones from Blackview and Nokia.
The verdict
Your pick: Blackview Oscal C20, ahead on Design & display, Camera and Battery & charging. Unless Connectivity decides it for you.
| Category | Oscal C20 | C21 |
|---|---|---|
| Design & display | 5.1 | 4.5 |
| Performance & hardware | 1.0 | 1.2 |
| Camera | 2.0 | 1.3 |
| Connectivity | 3.0 | 3.8 |
| Battery & charging | 2.5 | 2.2 |
Which one is for you?
Blackview Oscal C20, if you care about…
- Battery Capacity
- 3,380 mAh
- against 3,000 mAh
- Display Pixel Density
- 282 ppi
- against 269 ppi
- Weight
- 156 g
- against 195 g
Nokia C21, if you care about…
- AnTuTu Score
- 109,200
- against 23,006
- RAM Capacity
- 3 GB
- against 1 GB
- Maximum Storage Capacity
- 64 GB
- against 32 GB
- Fast Charge Power
- 10 W
- against 5 W
Specification comparison
Performance
| Specification | Oscal C20 | C21 |
|---|---|---|
| Processor Model | Unisoc SC7731e | Unisoc SC9863A |
| Processor Process Size | 28 nm | 28 nm |
| Graphics GPU | ARM Mali-400 MP1 | PowerVR GE8322 |
| Storage Type | — | eMMC 5.1 |
| Maximum CPU Clock | 1.3 GHz | 1.6 GHz Best value |
| Maximum Storage Capacity | 32 GB | 64 GB Best value |
| AnTuTu Score | 23,006 | 109,200 Best value |
| Geekbench 6 Single-Core | — | 164 |
| Geekbench 6 Multi-Core | — | 725 |
| CPU Description | 4x Cortex-A7 at 1.3 GHz | Octa-core CPU with 4 Cortex-A55 cores at 1.6 GHz and 4 Cortex-A55 cores at 1.2 GHz |
| Processor Type | Quad-Core | Octa-Core |
| 64-Bit Processor | No | Yes Best value |
| RAM Capacity | 1 GB | 3 GB Best value |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v8 | v9 |
Design
| Specification | Oscal C20 | C21 |
|---|---|---|
| Body Colors | Black, Blue, Red, Purple | Blue, Grey, Black |
| Body Thickness | 9.5 mm | 8.8 mm Best value |
| Body Width | 73.5 mm | 77.9 mm |
| Body Height | 155.4 mm | 169.9 mm |
| Weight | 156 g Best value | 195 g |
| Usable Surface | 79 % Best value | 77.5 % |
| Body Materials | Plastic | Glass, Aluminium Alloy, Plastic Best value |
Battery
| Specification | Oscal C20 | C21 |
|---|---|---|
| Battery Capacity | 3,380 mAh Best value | 3,000 mAh |
| Battery Type | Li-Polymer | Li-Ion |
| Fast Charge Power | 5 W | 10 W Best value |
| Battery Features | Fast Charging, Removable | Fast Charging, Non-Removable, Battery Level Indicator, Rechargeable |
Display
| Specification | Oscal C20 | C21 |
|---|---|---|
| Display Aspect Ratio | 19.5:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 6.09″ | 6.52″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,560 px | 1,600 px Best value |
| Display Pixel Density | 282 ppi Best value | 269 ppi |
| Display Features | Water Drop Notch, Capacitive Touch, Multi-Touch | IPS LCD, Water Drop Notch, Capacitive Touch, Multi-Touch |
Sensors
| Specification | Oscal C20 | C21 |
|---|---|---|
| Fingerprint Sensor Placement | — | Rear |
Sensor
| Specification | Oscal C20 | C21 |
|---|---|---|
| Sensor Features | Accelerometer, Light Sensor, Proximity Sensor | Fingerprint Sensor, Accelerometer, Proximity Sensor, Light Sensor |
Software
| Specification | Oscal C20 | C21 |
|---|---|---|
| Operating System | Android 11 | Android 11 |
| OS Family | Android | Android |
| OS Version | 11 | 11 |
| Google Services | Yes | Yes |
Connectivity
| Specification | Oscal C20 | C21 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM |
| Cellular Bands | 2G GSM 1900, 2G GSM 1800, 2G GSM 850, 2G GSM 900, 3G UMTS B1, 3G UMTS B8 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | — | GSM, HSPA, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi 4 (802.11n) |
| Wi-Fi Features | Wi-Fi Hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Hotspot |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.2 |
| Bluetooth Profiles | A2DP, LE | A2DP |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, Galileo |
| Connectivity Features | 3.5 mm Audio Jack, Computer Sync, OTA Sync, FM Radio, Tethering, USB Charging, USB Mass Storage | 3.5 mm Audio Jack, FM Radio, USB Charging, USB Mass Storage, USB OTG, Computer Sync, OTA Sync, Tethering |
| USB Version | — | USB 2.0 |
| SAR (EU) head | — | 0.43 W/kg |
| SAR (EU) body | — | 1.55 W/kg |
| Max. download speed | — | 300 Mbps |
| Max. upload speed | — | 150 Mbps |
Audio
| Specification | Oscal C20 | C21 |
|---|---|---|
| Microphone Count | — | 1 |
| Audio Features | A2DP, LE | A2DP, Loudspeaker |
Technical
| Specification | Oscal C20 | C21 |
|---|---|---|
| Model numbers | — | TA-1356, TA-1352 |
