fossibot F109 vs Unihertz 8849 Tank 4 Pro

At a glance

Brand: Fossibot; Unihertz
Release date: September 2024, 1 years 9 months ago; July 2025, 11 months ago
AnTuTu: 409.500 Antutu v10 Overall performance better than 67% of devices; 1.526.000 Antutu v10 Overall performance better than 91% of devices

Size: 6.74"; 6.73"
Resolution: 720 x 1620 px HD+; 1440 x 3200 px WQHD+
Type: LCD IPS; AMOLED
Density: 269 ppi Medium Density; 521 ppi Very high density
Aspect ratio: 20:9; 21:9
Features: Water Drop Notch, Refresh rate 120 Hz, 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 Dimensity 6300; MediaTek Dimensity 8300 Ultra
CPU: 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 1x cortex A715 3.35GHz+3x cortex A715 3.20GHz+4x cortex A510 2.20 GHz
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 4 nm
Frequency: 2.4 GHz; 3.35 GHz
GPU: Arm Mali-G57 MC2; Mali G615-MC6
RAM: 8 GB; 16 GB
RAM type: LPDDR4X RAM; RAM LPDDR5X
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.88
Sensor: Hynix Hi-5021Q; Samsung GN1
Pixel size: 0.70 µm; 1.00 µm
Sensor size: 1/2.55"; 1/1.31"
Flash: Dual LED; Dual LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Digital zoom, Dual camera, 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 Mode, Night Vision; 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: 81.7 mm 176.1 mm 18.5 mm Print 3D Model; 87.0 mm 174.9 mm 22.5 mm Print 3D Model
Weight: 380 g; 530 g
Materials: Rugged Smartphone, Polycarbonate; Polycarbonate
Colors: Red Gray; Black
Water/dust resistance: IP68, IP69 , MIL-STD-810H; IP68, MIL-STD-810H
Drop resistance: Class A B C D E 270 drops without defects; Class A B C D E 180 drops without defects
Repairability: Class A B C D E; Class A B C D E
Usable surface: 75 %; 71 %

Operating system: Android 14 Upside-down cake Android 14; Android 13 Tiramisu Android 13
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 5.2 LELow energy consumption; Bluetooth 5.4 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, WiFi 6 (802.11ax); 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, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n20 (800), n28b (700), n28a (700), n38 (2600), n41 (2500), n77 (3700), n78 (3500); 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)
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), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100), B71 (600); 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), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800); 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)