Blackview Oscal FLAT 2C vs Vivo Y21d

Blackview
Oscal FLAT 2C

Vivo
Y21d
At a glance
- Brand
- Blackview
- vivo
- Release date
- February 2025, 1 years 3 months ago
- November 2025, 6 months ago
- AnTuTu
- 251.400 Antutu v10 Overall performance better than 59% of devices
- 222.000 Antutu v10 Overall performance better than 56% of devices
Display
- Size
- 6.56"
- 6.68"
- Resolution
- 720 x 1612 px HD+
- 720 x 1608 px HD+
- Type
- LCD IPS
- LCD IPS
- Density
- 267 ppi Medium Density
- 264 ppi Medium Density
- Aspect ratio
- 20:9
- 20:9
- Features
- Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
- Hole-punch Notch, Refresh rate 90 Hz, Peak brightness - 1000 cd/m², Max brightness HBM - 1000 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 83% NTSC, LED Notifications, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Unisoc Tiger T603
- Unisoc Tiger T612 / T7225
- CPU
- 2xCortex A75 1.8GHz + 6x Cortex A55 1.6GHz
- 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.8Ghz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 12 nm
- Frequency
- 1.8 GHz
- 1.8 GHz
- GPU
- Mali-G57 MP1
- Mali-G57 MP1
- RAM
- 2 GB
- 4 GB
- RAM type
- LPDDR4X RAM
- LPDDR4X RAM
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 8 Mpx
- 50 Mpx
- Aperture
- Unknow
- ƒ/ 1.8
- Sensor
- Samsung S5K4H7
- —
- Pixel size
- 1.12 µm
- —
- Sensor size
- 1/4"
- —
- Flash
- LED
- Dual LED
- Optical stabilization
- No
- No
- Slow motion
- No, 30 fps
- Yes, 120 fps
- Features
- Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
- Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash
Front camera
- Resolution
- 8 Mpx
- 5 Mpx
- Aperture
- ƒ/ 2.2
- ƒ/ 2.2
Battery
- Capacity
- 5000 mAh
- 6500 mAh
- Type
- Li-Polymer
- Li-Ion
- Fast charge
- Yes , 5.0W
- Yes , 44.0W
- Charge cycles
- 1100 cycles
- —
- Runtime
- ~ 51h
- —
- Features
- Non-removable
- Non-removable
Storage
- Capacity
- 64 GB
- 128 GB
- SD slot
- Yes , Slot for SD or second SIM card
- Yes , Independent SD slot
- Type
- —
- eMMC 5.1 Storage
Body
- Dimensions
- 75.2 mm 163.2 mm 8.7 mm Print 3D Model
- 77.0 mm 166.1 mm 8.4 mm Print 3D Model
- Weight
- 193 g
- 209 g
- Materials
- Plastic
- Plastic , Splash resistant design
- Colors
- Black Cyan
- Green Coral
- Drop resistance
- Class A B C D E 90 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 84 %
- 83 %
- Water/dust resistance
- —
- IP68, IP69
Software
- Operating system
- Android 14 Upside-down cake Doke OS4.0 (Android 14)
- Android 15 Funtouch OS 15 (Android 15)
- Google services
- With Google Mobile Services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Micro SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.0
- Bluetooth 5.2 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile)
- A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy)
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Galileo
- GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo
Networks
- 4G LTE
- B1 (2100), B3 (1800), B7 (2600), B8 (900), B19 (800), B20 (800), B28b (700), B28a (700), B40 (TDD 2300), B41 (TDD 2500)
- B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
- 3G
- B1 (2100), B8 (900)
- B1 (2100), B5 (850), B8 (900)
- 2G
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- No
- No
- Audio
- 2 microphones
- —
- Gyroscope
- —
- Yes














