Blackview OSCAL Marine 3 vs hotwav T7S

At a glance

Brand: Blackview; Hotwav
Release date: December 2025, 5 months ago; January 2025, 1 years 4 months ago
AnTuTu: 235.000 Antutu v10 Overall performance better than 57% of devices; 241.300 Antutu v10 Overall performance better than 58% of devices

Size: 6.56"; 6.52"
Resolution: 720 x 1612 px HD+; 1080 x 2460 px FHD+
Type: LCD IPS; LCD IPS
Density: 269 ppi Medium Density; 407 ppi Very high density
Aspect ratio: 20:9; 21:9
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, Brightnes 480 cd/m² (typ), Scratch resistant, Corning Gorilla Glass 3, Dragontrail glass, Capacitive, Multi-touch

Chipset: MediaTek Helio G81 (MT6769); MediaTek MT8788V
CPU: 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.7 GHz; 4xCortex A73 2.0GHz + 4xCortex A53 2.0GHz
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 12 nm
Frequency: 2 GHz; 2 GHz
GPU: ARM Mali-G52 MC2; Mali-G72 MP3
RAM: 8 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 16 Mpx; 21 Mpx
Aperture: ƒ/ 2.2; Unknow
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; Dual camera, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Sensor: —; Sony Exmor

Capacity: 128 GB; 128 GB
Type: eMMC 5.1 Storage; eMMC 5.1 Storage
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; 82.8 mm 174.6 mm 12.8 mm Print 3D Model
Weight: 245 g; 310 g
Materials: Rugged Smartphone, Polycarbonate; Rugged Smartphone, Plastic , Faux leather
Colors: Black White Silver; Black Green
Water/dust resistance: IP68, IP69 , MIL-STD-810H; IP68, IP69 , MIL-STD-810H
Usable surface: 71 %; 71 %
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2; Bluetooth 5.0 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), 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), B19 (800), B20 (800), B28b (700), B28a (700), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G: B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)