fossibot S1 vs Xiaomi Redmi Note 15 4G

At a glance

Brand: Fossibot; Xiaomi
Release date: November 2024, 1 years 7 months ago; December 2025, 6 months ago
AnTuTu: 442.500 Antutu v10 Overall performance better than 70% of devices; 550.000 Antutu v10 Overall performance better than 74% of devices
Launch price: —; € 199.99 ($ 234.14)

Size: 6.74"; 6.77"
Resolution: 720 x 1620 px HD+; 1080 x 2392 px FHD+
Type: LCD IPS; AMOLED
Density: 269 ppi Medium Density; 388 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Refresh rate 120 Hz, Brightnes 480 cd/m² (typ), Scratch resistant, Capacitive, Multi-touch; Hole-punch Notch, SGS Certified, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, Scratch resistant, Corning Gorilla Glass, Dragontrail Pro glass, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 6100+; MediaTek Helio G100
CPU: 2x2.2 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 2x2.2GHz Cortex A76 + 6x2GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 6 nm
Frequency: 2.2 GHz; 2.2 GHz
GPU: ARM Mali-G57 MC2; Arm Mali-G57 MC2
RAM: 6 GB; 6 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 108 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.7
Sensor: Hynix Hi-5021Q; Samsung
Pixel size: 0.70 µm; —
Sensor size: 1/2.55"; —
Flash: Dual LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 fps
Features: Digital zoom, Triple 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; Digital zoom, Dual camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Front Flash, Night Mode

Capacity: 128 GB; 128 GB
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card
Type: —; UFS Storage 2.2

Dimensions: 81.7 mm 176.1 mm 18.5 mm Print 3D Model; 75.4 mm 164.0 mm 7.9 mm Print 3D Model
Weight: 380 g; 184 g
Materials: Polycarbonate; Plastic
Colors: Black Green; Black Blue Purple Green
Usable surface: 75 %; 89 %
Water/dust resistance: —; IP64 , Splash resistant
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

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

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 5.1 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, AAC
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
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, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), BeiDou (B1)

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n28a (700), n38 (2600), n41 (2500), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B19 (800), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)