Blackview Oscal Flat 1C vs Ulefone Note 21

Blackview
Oscal Flat 1C

Ulefone
Note 21
At a glance
- Brand
- Blackview
- Ulefone
- Release date
- December 2023, 2 years 5 months ago
- January 2025, 1 years 4 months ago
- AnTuTu
- 149.800 Antutu v10 Overall performance better than 54% of devices
- 251.000 Antutu v10 Overall performance better than 59% of devices
Display
- Size
- 6.56"
- 6.56"
- Resolution
- 720 x 1600 px HD+
- 720 x 1612 px HD+
- Type
- LCD IPS
- LCD IPS
- Density
- 278 ppi Medium Density
- 269 ppi Medium Density
- Aspect ratio
- 20:9
- 20:9
- Features
- Water Drop Notch, 2D curved glass screen, Brightnes 400 cd/m² (typ), 70% NTSC, NTSC, Panda glass, Capacitive, Multi-touch
- Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Spreadtrum Unisoc SC9863A
- Unisoc Tiger T606
- CPU
- 4x Cortex A55 1.6 GHz + 4x Cortex A55 1.2 GHz
- 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
- CPU type
- Octa-Core
- Octa-Core
- Process
- 28 nm
- 12 nm
- Frequency
- 1.6 GHz
- 1.6 GHz
- GPU
- PowerVR GE8322
- ARM Mali-G57
- RAM
- 2 GB
- 4 GB
- 64-bit
- Yes
- Yes
- RAM type
- —
- LPDDR4X RAM
Rear camera
- Resolution
- 8 Mpx
- 13 Mpx
- Aperture
- ƒ/ 2.2
- ƒ/ 2.2
- Sensor
- Samsung S5K4H7
- Samsung S5K3L6
- Pixel size
- 1.12 µm
- 1.12 µm
- Sensor size
- 1/4"
- 1/3.1"
- Flash
- LED
- 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
- Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Front camera
- Resolution
- 5 Mpx
- 8 Mpx
- Aperture
- ƒ/ --
- Unknow
Battery
- Capacity
- 4700 mAh
- 5000 mAh
- Type
- Li-Polymer
- Li-Polymer
- Fast charge
- Yes , 5.0W
- Yes , 10.0W
- Features
- Removable
- Non-removable
- Charge cycles
- —
- 1000 cycles
- Runtime
- —
- ~ 47h
Storage
- Capacity
- 32 GB
- 128 GB
- Type
- eMMC 5.1 Storage
- —
- SD slot
- Yes , Slot for SD or second SIM card
- Yes , Slot for SD or second SIM card
Body
- Dimensions
- 76.5 mm 164.7 mm 9.4 mm Print 3D Model
- 75.2 mm 163.2 mm 9.2 mm Print 3D Model
- Weight
- 192 g
- 196 g
- Materials
- Plastic
- Plastic
- Colors
- Blue Cyan Jet Black
- Black Violet
- Water/dust resistance
- IP52
- —
- Usable surface
- 82 %
- 84 %
- Drop resistance
- —
- Class A B C D E 113 drops without defects
- Repairability
- —
- Class A B C D E
Software
- Operating system
- Android 13 Tiramisu Android 13
- Android 14 Upside-down cake Android 14
- 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 5.0 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
- A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy)
- 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 Direct, Wi-Fi Display
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS
- GPS, A-GPS, GLONASS, Beidou, Galileo
- USB
- —
- USB Type-C
Networks
- 4G LTE
- B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B40 (TDD 2300)
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- B1 (2100), B2 (1900), B5 (850), B8 (900)
- 2G
- B2 (1900), B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- No
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- Yes
- Light sensor
- Yes
- Yes
- Cooling system
- No
- No

















