Blackview OSCAL Marine 3 vs Oppo A6k 5G

At a glance

Brand: Blackview; Oppo
Release date: December 2025, 5 months ago; January 2026, 4 months ago
AnTuTu: 235.000 Antutu v10 Overall performance better than 57% of devices; 510.000 Antutu v11 Overall performance better than 73% of devices

Size: 6.56"; 6.75"
Resolution: 720 x 1612 px HD+; 720 x 1570 px HD+
Type: LCD IPS; PLS
Density: 269 ppi Medium Density; 256 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; Hole-punch Notch, Refresh rate 120 Hz, Brightnes 800 cd/m² (typ), Max brightness HBM - 1100 cd/m², HDR10+, DCI-P3, sRGB standard, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Helio G81 (MT6769); MediaTek Dimensity 6300
CPU: 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.7 GHz; 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 6 nm
Frequency: 2 GHz; 2.4 GHz
GPU: ARM Mali-G52 MC2; Arm Mali-G57 MC2
RAM: 8 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 16 Mpx; 50 Mpx
Aperture: ƒ/ 2.2; ƒ/ 2.0
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 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, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash

Capacity: 128 GB; 256 GB
Type: eMMC 5.1 Storage; UFS Storage 2.2
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 83.0 mm 174.6 mm 10.7 mm Print 3D Model; 78.5 mm 166.6 mm 8.6 mm Print 3D Model
Weight: 245 g; 216 g
Materials: Rugged Smartphone, Polycarbonate; Plastic , Splash resistant design
Colors: Black White Silver; White Blue Gold
Water/dust resistance: IP68, IP69 , MIL-STD-810H; IP69
Usable surface: 71 %; 85 %

Operating system: Android 16 Android 16; Android 15 ColorOS 15 (Android 15)
Google services: With Google Mobile Services; Without Google Mobile services
Updates: —; Security updates: 6 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2; Bluetooth 5.4 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, SBC, AAC
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, QZSS, 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), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), 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)
5G: —; n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n41 (2500), n48 (3500), n77 (3700), n78 (3500)