Blackview Oscal S80 vs Unihertz 8849 Tank 4

At a glance

Brand: Blackview; Unihertz
Release date: January 2023, 3 years 4 months ago; October 2025, 7 months ago
AnTuTu: 225.154 Antutu v10 Overall performance better than 57% of devices; 711.190 Antutu v10 Overall performance better than 78% of devices

Size: 6.58"; 6.78"
Resolution: 1080 x 2408 px FHD+; 1200 x 2650 px QHD
Type: LCD IPS; AMOLED
Density: 401 ppi Very high density; 429 ppi Very high density
Aspect ratio: 20:9; 21:9
Features: Water Drop Notch, Glove touch support, Brightnes 480 cd/m² (typ), LED Notifications, Scratch resistant, Capacitive, Multi-touch; Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell

Chipset: MediaTek Helio G85 (MT6769V/CZ); MediaTek Dimensity 7300 Ultra
CPU: 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz; 4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 4 nm
Frequency: 2 GHz; 2.5 GHz
GPU: Arm Mali-G52 MC2 950MHz; Mali-G615 MC2
RAM: 6 GB; 12 GB
RAM type: LPDDR4X RAM; RAM LPDDR5X
64-bit: Yes; Yes

Resolution: 12 Mpx; 50 Mpx
Aperture: ƒ/ 2.0; ƒ/ 1.88
Sensor: Sony IMX362 Exmor RS; Samsung GN1
Pixel size: 1.40 µm; 1.00 µm
Sensor size: 1/2.55"; 1/1.31"
Flash: LED; Dual LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Digital zoom, Triple camera, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Vision

Dimensions: 81.5 mm 174.0 mm 19.0 mm Print 3D Model; 85.4 mm 174.3 mm 23.9 mm Print 3D Model
Weight: 435 g; 538 g
Materials: TPU , Rugged Smartphone; Polycarbonate
Colors: Black Green; Black
Water/dust resistance: IP68, IP69 , MIL-STD-810H; IP68, MIL-STD-810H
Usable surface: 82 %; 75 %
Drop resistance: —; Class A B C D E 90 drops without defects
Repairability: —; Class A B C D E

Operating system: Android 12 Snow Cone Doke OS 3.0 (Android 12); Android 15 Android 15
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 5.1 LELow energy consumption; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
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, WiFi 6 (802.11ax)
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; 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), B3 (1800), B7 (2600), B20 (800), B40 (TDD 2300); 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), B25 (1900+), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G: B1 (2100), 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); CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500)