Blackview BV4800 vs Ulefone Note 21

At a glance

Brand: Blackview; Ulefone
Release date: November 2023, 2 years 6 months ago; January 2025, 1 years 4 months ago
AnTuTu: 91.000 Antutu v9 Overall performance better than 50% 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, Capacitive, Multi-touch; Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Resolution: 13 Mpx; 13 Mpx
Aperture: ƒ/ 2.2; ƒ/ 2.2
Sensor: Hynix Hi-1336; Samsung S5K3L6
Pixel size: 1.12 µm; 1.12 µm
Sensor size: 1/3"; 1/3.1"
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

Capacity: 64 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

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 270 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 13 Tiramisu Android 13 Go Edition; 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)