Blackview BV4800 SE vs Ulefone Note 21

At a glance

Brand: Blackview; Ulefone
Release date: February 2025, 1 years 3 months ago; January 2025, 1 years 4 months ago
AnTuTu: 298.000 Antutu v9 Overall performance better than 61% of devices; 251.000 Antutu v10 Overall performance better than 59% of devices

Size: 6.56"; 6.56"
Resolution: 720 x 1612 px HD+; 720 x 1612 px HD+
Type: LCD IPS; LCD IPS
Density: 269 ppi Medium Density; 269 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Scratch resistant, Dragontrail glass, Corning Gorilla Glass 5, Capacitive, Multi-touch; Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Unisoc Tiger T615 (T7250); Unisoc Tiger T606
CPU: 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.6Ghz; 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 12 nm
Frequency: 1.8 GHz; 1.6 GHz
GPU: Mali-G57 MP1; ARM Mali-G57
RAM: 4 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 16 Mpx; 13 Mpx
Aperture: ƒ/ 2.2; ƒ/ 2.2
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: 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; 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
Sensor: —; Samsung S5K3L6
Pixel size: —; 1.12 µm
Sensor size: —; 1/3.1"

Dimensions: 81.5 mm 174.7 mm 13.5 mm Print 3D Model; 75.2 mm 163.2 mm 9.2 mm Print 3D Model
Weight: 285 g; 196 g
Materials: Rugged Smartphone, Polycarbonate; Plastic
Colors: Black Yellow Green Orange; Black Violet
Water/dust resistance: IP68, MIL-STD-810G; —
Drop resistance: Class A B C D E 281 drops without defects; Class A B C D E 113 drops without defects
Repairability: Class A B C D E; Class A B C D E
Usable surface: 72 %; 84 %

Operating system: Android 14 Upside-down cake Doke OS4.0 (Android 14); Android 14 Upside-down cake Android 14
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0; Bluetooth 5.0 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), 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, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

4G LTE: B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), 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: B2 (1900), 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)