fossibot S2 vs Xiaomi 15T Pro

fossibot
S2

Xiaomi
15T Pro
At a glance
- Brand
- Fossibot
- Xiaomi
- Release date
- January 2025, 1 years 4 months ago
- September 2025, 8 months ago
- AnTuTu
- 228.400 Antutu v10 Overall performance better than 57% of devices
- 2.794.556 Antutu v11 Overall performance better than 97% of devices
- Launch price
- —
- € 799.99 ($ 936.60)
Display
- Size
- 6.72"
- 6.83"
- Resolution
- 1080 x 2400 px FHD+
- 1280 x 2772 px UHD
- Type
- LCD IPS
- AMOLED
- Density
- 392 ppi High Density
- 447 ppi Very high density
- Aspect ratio
- 20:9
- 19.5:9
- Features
- Hole-punch Notch, Scratch resistant, Capacitive, Multi-touch, Frameless
- Hole-punch Notch, SGS Certified, Eye Care Display, TÜV Rheinland Flicker-free Certified, TÜV Low Blue Light, Refresh rate 144 Hz, Touch sampling rate 480 Hz, Max brightness HBM - 1800 cd/m², Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, Always-On Display, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, DC dimming, 12 Bits panel, Dolby Vision, Scratch resistant, Corning Gorilla Glass 7i, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- MediaTek Helio G85 (MT6769V/CZ)
- MediaTek Dimensity 9400+
- CPU
- 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
- 1x3,73 GHz Cortex X925 + 3x3,3 GHz Cortex X4 + 4x2,4 GHz Cortex A720
- CPU type
- Octa-Core
- Octa-Core
- Process
- 12 nm
- 3 nm
- Frequency
- 2 GHz
- 3.73 GHz
- GPU
- Arm Mali-G52 MC2 950MHz
- Immortalis-G925 MC12 1,612 GHz
- RAM
- 8 GB
- 12 GB
- RAM type
- LPDDR4X RAM
- RAM LPDDR5X
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 50 Mpx
- Aperture
- ƒ/ 1.8
- ƒ/ 1.6
- Flash
- LED
- LED
- Optical stabilization
- No
- Yes
- Slow motion
- No, 30 fps
- Yes, 960 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
- Tracking AF, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Optical zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Laser AF, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
- Sensor
- —
- Omnivision OV50H
- Pixel size
- —
- 1.20 µm
- Sensor size
- —
- 1/1.28"
Front camera
- Resolution
- 16 Mpx
- 32 Mpx
- Aperture
- ƒ/ 2.45
- ƒ/ 2.2
- Sensor
- Sony IMX471 Exmor RS
- Omnivision OV32B
- Pixel size
- 1.00 µm
- 0.64 µm
Battery
- Capacity
- 5000 mAh
- 5500 mAh
- Type
- Li-Polymer
- Li-Ion Polymer
- Fast charge
- Yes , 18.0W
- Yes , 90.0W
- Charge cycles
- 1000 cycles
- 1600 cycles
- Runtime
- ~ 47h
- ~ 58h
- Features
- Non-removable
- Bypass Charging, Wireless charging, Reverse charging, Non-removable
Storage
- Capacity
- 256 GB
- 256 GB
- SD slot
- Yes , Independent SD slot
- No
- Type
- —
- UFS Storage 4.1
Body
- Dimensions
- 77.0 mm 166.9 mm 8.6 mm Print 3D Model
- 77.9 mm 162.7 mm 8.0 mm Print 3D Model
- Weight
- 201 g
- 210 g
- Materials
- Polycarbonate
- Aluminium alloy
- Colors
- Black Cyan
- Black Gold Silver
- Drop resistance
- Class A B C D E 270 drops without defects
- Class A B C D E 270 drops without defects
- Repairability
- Class A B C D E
- Class A B C D E
- Usable surface
- 84 %
- 90 %
- Water/dust resistance
- —
- IP68
Software
- Operating system
- Android 14 Upside-down cake Android 14
- Android 15 HyperOS 2.X (Android 15)
- Google services
- With Google Mobile Services
- With Google Mobile Services
- Updates
- —
- OS updates: 5 years
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM / eSIM + Nano SIM / eSIM)
- Bluetooth
- Bluetooth 5.0 LELow energy consumption
- Bluetooth 6.0 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, 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, WiFi 6 (802.11ax) , WiFi 6E , WiFi 7 (802.11be)
- 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, Wi-Fi MiMO
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Beidou, Galileo
- A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5), Galileo (E1+E5a+E5b)
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), B32 (1500), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100), B71 (600)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- B1 (2100), B2 (1900), B3 (1800), 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)
- 5G
- —
- n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n71 (600), n75 (1500), n77 (3700), n78 (3500)
Sensors & security
- Fingerprint
- Yes, on the side
- Yes, in screen
- Accelerometer
- Yes
- Yes
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Cooling system
- No
- Yes
- Gyroscope
- —
- Yes
- Audio
- —
- Dolby Atmos, Stereo Speakers, 3 microphones

















