Blackview Rock 1 vs Cubot Note 21

At a glance

Brand: Blackview; Cubot
Release date: December 2025, 5 months ago; August 2023, 2 years 9 months ago
AnTuTu: 335.458 Antutu v11 Overall performance better than 63% of devices; 251.600 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: 268 ppi Medium Density; 269 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Glove touch support, Refresh rate 90 Hz, Touch sampling rate 180 Hz, Max brightness HBM - 700 cd/m², Max brightness HBM - 480 cd/m², Scratch resistant, Corning Gorilla Glass 5, Panda glass, Capacitive, Multi-touch; Water Drop Notch, Refresh rate 90 Hz, 2.5D curved glass screen, Capacitive, Multi-touch

Chipset: MediaTek Helio G81 (MT6769); Unisoc Tiger T606
CPU: 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.7 GHz; 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 12 nm
Frequency: 2 GHz; 1.6 GHz
GPU: ARM Mali-G52 MC2; ARM Mali-G57
RAM: 8 GB; 6 GB
RAM type: LPDDR4X RAM; —
64-bit: Yes; Yes

Resolution: 16 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Flash: Quad LED; LED
Optical stabilization: No; No
Slow motion: Yes, 120 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, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, HDR, Face detection, Scene mode, Self-timer

Capacity: 256 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: 85.0 mm 185.5 mm 22.0 mm Print 3D Model; 75.9 mm 165.7 mm 10.6 mm Print 3D Model
Weight: 540 g; 214 g
Materials: Rugged Smartphone, Polycarbonate , Aluminium; Polycarbonate
Colors: Black; Black Green Orange
Water/dust resistance: IP68, IP69 , MIL-STD-810H; —
Drop resistance: Class A B C D E 270 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 68 %; 82 %

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.3; Bluetooth 5.0
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile)
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: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B19 (800), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B20 (800), B28b (700), B28a (700), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), 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); B2 (1900), B3 (1800), B5 (850), B8 (900)