Blackview Oscal C20 vs Blackview ROCK 3
Blackview
Oscal C20
Blackview
ROCK 3
At a glance
- Brand
- Blackview
- Blackview
- Release date
- September 2021, 4 years ago
- February 2026, 2 months ago
- AnTuTu
- 23.006 Antutu v8 Overall performance better than 49% of devices
- 420.236 Antutu v11 Overall performance better than 69% of devices
Display
- Size
- 6.09"
- 6.78"
- Resolution
- 720 x 1560 px HD+
- 1080 x 2460 px FHD+
- Type
- LCD IPS
- LCD IPS
- Density
- 282 ppi Medium Density
- 396 ppi High Density
- Aspect ratio
- 19.5:9
- 21:9
- Features
- Water Drop Notch, LED Notifications, Capacitive, Multi-touch
- Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 500 cd/m² (typ), Peak brightness - 750 cd/m², Scratch resistant, Corning Gorilla Glass 3, Capacitive, Multi-touch
Performance
- Chipset
- Spreadtrum SC7731E (S513)
- MediaTek Helio G100
- CPU
- 4x Cortex A7 1.3 GHz
- 2x2.2GHz Cortex A76 + 6x2GHz Cortex A55
- CPU type
- Quad-Core
- Octa-Core
- Process
- 28 nm
- 6 nm
- Frequency
- 1.3 GHz
- 2.2 GHz
- GPU
- ARM Mali-400 MP1
- Arm Mali-G57 MC2
- RAM
- 1 GB
- 8 GB
- 64-bit
- No
- Yes
- RAM type
- —
- LPDDR4X RAM
Rear camera
- Resolution
- 5 Mpx
- 108 Mpx
- Aperture
- ƒ/ 2.0
- ƒ/ 1.88
- Sensor
- GalaxyCore GC5035
- Samsung HM6
- Pixel size
- 1.12 µm
- 0.64 µm
- Sensor size
- 1/5"
- 1/1.67"
- Flash
- LED
- Dual LED
- Optical stabilization
- No
- No
- Slow motion
- No, 30 fps
- No, 30 fps
- Features
- Autofocus, Touch focus, Geotagging, Panorama, HDR, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash
- Digital zoom, Dual camera, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Front camera
- Resolution
- 2 Mpx
- 50 Mpx
- Aperture
- ƒ/ 2.2
- Unknow
- Sensor
- GalaxyCore GC02M2
- Samsung S5KJN1
- Pixel size
- 1.75 µm
- 0.64 µm
Battery
- Capacity
- 3380 mAh
- 10000 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 5.0W
- Yes , 27.0W
- Features
- Removable
- Wireless charging, Reverse charging, Non-removable
- Wireless charging
- —
- 15W Wireless charging
Storage
- Capacity
- 32 GB
- 256 GB
- SD slot
- Yes , Independent SD slot
- Yes , Slot for SD or second SIM card
Body
- Dimensions
- 73.5 mm 155.4 mm 9.5 mm Print 3D Model
- 82.0 mm 181.0 mm 18.1 mm Print 3D Model
- Weight
- 156 g
- 388 g
- Materials
- Plastic
- Rugged Smartphone, Polycarbonate , Aluminium alloy
- Colors
- Black Blue Red Purple
- Black Orange
- Usable surface
- 79 %
- 73 %
- Water/dust resistance
- —
- IP68, IP69 , MIL-STD-810H
Software
- Operating system
- Android 11 Red Velvet Cake Android 11 Go edition
- Android 16 Android 16
- Google services
- With Google Mobile Services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 4.2 LELow energy consumption
- Bluetooth 5.2
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
- A2DP (Advanced Audio Distribution Profile)
- Wi-Fi
- 802.11b , 802.11g , 802.11n
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- Wi-Fi features
- Wi-Fi Hotspot
- Dual band, Wi-Fi Hotspot, Wi-Fi Display
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Beidou
- GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo
- USB
- —
- USB Type-C
Networks
- 3G
- B1 (2100), B8 (900)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- 2G
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
- 4G LTE
- —
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
Sensors & security
- Fingerprint
- No
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- No
- Yes
- Gyroscope
- —
- Yes
- Audio
- —
- Stereo Speakers
