fossibot S2 vs Unihertz 8849 Tank 4 Pro

fossibot S2
fossibot
S2
Unihertz 8849 Tank 4 Pro
Unihertz
8849 Tank 4 Pro

At a glance

Brand
Fossibot
Unihertz
Release date
January 2025, 1 years 4 months ago
July 2025, 10 months ago
AnTuTu
228.400 Antutu v10 Overall performance better than 57% of devices
1.526.000 Antutu v10 Overall performance better than 91% of devices

Display

Size
6.72"
6.73"
Resolution
1080 x 2400 px FHD+
1440 x 3200 px WQHD+
Type
LCD IPS
AMOLED
Density
392 ppi High Density
521 ppi Very high density
Aspect ratio
20:9
21:9
Features
Hole-punch Notch, Scratch resistant, Capacitive, Multi-touch, Frameless
Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell

Performance

Chipset
MediaTek Helio G85 (MT6769V/CZ)
MediaTek Dimensity 8300 Ultra
CPU
2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
1x cortex A715 3.35GHz+3x cortex A715 3.20GHz+4x cortex A510 2.20 GHz
CPU type
Octa-Core
Octa-Core
Process
12 nm
4 nm
Frequency
2 GHz
3.35 GHz
GPU
Arm Mali-G52 MC2 950MHz
Mali G615-MC6
RAM
8 GB
16 GB
RAM type
LPDDR4X RAM
RAM LPDDR5X
64-bit
Yes
Yes

Rear camera

Resolution
50 Mpx
50 Mpx
Aperture
ƒ/ 1.8
ƒ/ 1.88
Flash
LED
Dual LED
Optical stabilization
No
No
Slow motion
No, 30 fps
No, 30 fps
Features
Digital zoom, Triple 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, Night Mode
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
Sensor
Samsung GN1
Pixel size
1.00 µm
Sensor size
1/1.31"

Front camera

Resolution
16 Mpx
50 Mpx
Aperture
ƒ/ 2.45
ƒ/ 2.25
Sensor
Sony IMX471 Exmor RS
Hynix Hi-5022Q
Pixel size
1.00 µm
0.70 µm

Battery

Capacity
5000 mAh
11600 mAh
Type
Li-Polymer
Li-Polymer
Fast charge
Yes , 18.0W
Yes , 120.0W
Charge cycles
1000 cycles
1000 cycles
Runtime
~ 47h
~ 105h
Features
Non-removable
Non-removable

Storage

Capacity
256 GB
512 GB
SD slot
Yes , Independent SD slot
Yes , Independent SD slot
Type
UFS Storage 4.0

Body

Dimensions
77.0 mm 166.9 mm 8.6 mm Print 3D Model
87.0 mm 174.9 mm 22.5 mm Print 3D Model
Weight
201 g
530 g
Materials
Polycarbonate
Polycarbonate
Colors
Black Cyan
Black
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
84 %
71 %
Water/dust resistance
IP68, MIL-STD-810H

Software

Operating system
Android 14 Upside-down cake Android 14
Android 13 Tiramisu Android 13
Google services
With Google Mobile Services
With Google Mobile Services

Connectivity

SIM
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth
Bluetooth 5.0 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
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

Networks

4G LTE
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (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), 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)

Sensors & security

Fingerprint
Yes, on the side
Yes, on the side
Accelerometer
Yes
Yes
Proximity
Yes
Yes
Light sensor
Yes
Yes
Cooling system
No
No
Gyroscope
Yes
Barometer
Yes
Compass
Yes
Audio
Noise cancellation microphone, 2 microphones

Compared with fossibot S2

  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    fossibot F113
    fossibot
    F113
    12 GB · 6.78" · MediaTek Dimensity 7050 (MT6877)
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  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    fossibot S3 Pro
    fossibot
    S3 Pro
    6 GB · 6.67" · MediaTek Helio G85 (MT6769V/CZ)
    View comparison
  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    fossibot F102
    fossibot
    F102
    12 GB · 6.58" · MediaTek Helio G99 (MT6789)
    View comparison
  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    Apple iPhone 17 Pro Max
    Apple
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    12 GB · 6.9" · Apple A19 Pro
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  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    Blackview Fort 2
    Blackview
    Fort 2
    8 GB · 6.56" · MediaTek Helio G81 (MT6769)
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  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    Blackview SHARK 9 5G
    Blackview
    SHARK 9 5G
    8 GB · 6.67" · Unisoc Tiger T820
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  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    Blackview BV8200
    Blackview
    BV8200
    12 GB · 6.5" · MediaTek Helio G100
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  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    Blackview BV4800
    Blackview
    BV4800
    3 GB · 6.56" · MediaTek Helio A22 (MT6761V/WE)
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  • fossibot
    S2
    8 GB · 6.72" · MediaTek Helio G85 (MT6769V/CZ)
    fossibot S2
    Blackview Oscal C70
    Blackview
    Oscal C70
    6 GB · 6.6" · Unisoc Tiger T606
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Compared with Unihertz 8849 Tank 4 Pro

  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Unihertz 8849 Hike
    Unihertz
    8849 Hike
    12 GB · 6.79" · MediaTek Helio G200
    View comparison
  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Unihertz 8849 Shark 5G
    Unihertz
    8849 Shark 5G
    12 GB · 6.79" · MediaTek Dimensity 8200 (MT6896)
    View comparison
  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Unihertz Tank 3
    Unihertz
    Tank 3
    16 GB · 6.79" · MediaTek Dimensity 8200 (MT6896)
    View comparison
  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Blackview OSCAL Marine 3
    Blackview
    OSCAL Marine 3
    8 GB · 6.56" · MediaTek Helio G81 (MT6769)
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  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Blackview Oscal Pilot 3 5G
    Blackview
    Oscal Pilot 3 5G
    12 GB · 6.78" · MediaTek Dimensity 6300
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  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Asus Rog Phone 8
    Asus
    Rog Phone 8
    12 GB · 6.78" · Qualcomm Snapdragon 8 Gen3
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  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Blackview Hero 10
    Blackview
    Hero 10
    12 GB · 6.9" · MediaTek Helio G99 (MT6789)
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  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    Blackview BV4800
    Blackview
    BV4800
    3 GB · 6.56" · MediaTek Helio A22 (MT6761V/WE)
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  • Unihertz
    8849 Tank 4 Pro
    16 GB · 6.73" · MediaTek Dimensity 8300 Ultra
    Unihertz 8849 Tank 4 Pro
    agm H5
    agm
    H5
    4 GB · 6.52" · MediaTek Helio P35 MT6765
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