Blackview OSCAL Marine 2 vs Xiaomi Redmi A7

At a glance

Brand: Blackview; Xiaomi
Release date: March 2025, 1 years 2 months ago; April 2026, 1 months ago
AnTuTu: 355.769 Antutu v10 Overall performance better than 64% of devices; 308.681 Antutu v10 Overall performance better than 61% of devices

Size: 6.56"; 6.88"
Resolution: 720 x 1612 px HD+; 720 x 1640 px HD+
Type: LCD IPS; LCD IPS
Density: 269 ppi Medium Density; 255 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Refresh rate 90 Hz, Brightnes 400 cd/m² (typ), Scratch resistant, Dragontrail glass, Corning Gorilla Glass 5, Panda glass, Capacitive, Multi-touch; Water Drop Notch, Refresh rate 120 Hz, Brightnes 450 cd/m² (typ), Peak brightness - 600 cd/m², 1500:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless, In-cell

Chipset: Unisoc Tiger T615 (T7250); Unisoc Tiger T615 (T7250)
CPU: 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.6Ghz; 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.6Ghz
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: 4 GB; 3 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, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 83.1 mm 179.8 mm 18.3 mm Print 3D Model; 79.8 mm 171.8 mm 8.3 mm Print 3D Model
Weight: 395 g; 193 g
Materials: Rugged Smartphone, Polycarbonate; Plastic
Colors: Black Yellow Orange; Black Blue
Water/dust resistance: IP68, IP69 , MIL-STD-810H; IP52 , Splash resistant
Drop resistance: Class A B C D E 180 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 72 %; 85 %

Operating system: Android 14 Upside-down cake Doke OS4.0 (Android 14); Android 15 HyperOS 3.X (Android 15)
Google services: With Google Mobile Services; With Google Mobile Services
Updates: —; OS updates: 2 years, Security updates: 4 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0; Bluetooth 5.2
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 , 802.11ac
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Wi-Fi Hotspot
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), B19 (800), B20 (800), B28b (700), B28a (700), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B28b (700), B40 (TDD 2300), B41 (TDD 2500)
3G: B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)