Compare Fitbit Sense 2
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Dimensions: | 40,5 x 40,5 x 12,3 mm | 45 x 38 x 10,7 mm | 43,3 x 44,4 x 9,8 mm | 45,4 x 45,4 x 10,5 mm | |
Weight: | currently unknown | 38,8 gr | 33,5 gr | 46,5 gr | |
Stand-by time: | dependent on usage | dependent on usage | dependent on usage | dependent on usage | |
Call time: | dependent on usage | dependent on usage | dependent on usage | dependent on usage | |
Announced: | 24 august 2022 | 14 september 2021 | 10 august 2022 | 16 august 2022 | |
Design type | |||||
Watch: | |||||
Controls | |||||
Directional key: | |||||
Touchscreen: | Force Touch, capacitive | Capacitive | Capacitive | ||
Voice command: | |||||
Display | |||||
Colour display: | AMOLED | Adjustable display brightness, 16.777.216 colours (24 bits), OLED, Always On feature | Adjustable display brightness, 16.777.216 colours (24 bits), Circular Super AMOLED, Always On feature | Adjustable display brightness, 16.777.216 colours (24 bits), Circular Super AMOLED, Always On feature | |
Resolution: | 300 x 300 pixels | 396 x 484 pixels | 450 x 450 pixels | 450 x 450 pixels | |
Size: | 1.34 inch | 1.9 inch | 1.4 inch | 1.4 inch | |
Aspect ratio: | 1:1 | 11:9 | 1:1 | 1:1 | |
Pixels Per Inch (PPI): | 317 | 329 | 455 | 455 | |
Screen-to-body ratio: | 35.3% | 66.8% | 32.9% | 30.7% | |
Peak brightness: | 1000 nits | ||||
LED notification: | |||||
Materials | |||||
Aluminium: | |||||
Dirt and waterproof: | 5 ATM | IPX6, 5 ATM | IP68, 5 ATM | IP68, 5 ATM | |
Gorilla Glass: | |||||
Glass: | |||||
Stainless Steel: | |||||
Rugged casing: | MIL-STD-810H | MIL-STD-810H | |||
Sapphire Crystal: | |||||
Titanium: | |||||
Telephony | |||||
Vibrating alert: | |||||
eSIM: | |||||
Integrated handsfree speaker: | |||||
Flight mode: | |||||
Personal Information | |||||
Agenda: | |||||
Alarm clock: | |||||
Date and time notation: | |||||
Reminder list: | |||||
Stopwatch & countdown timer: | |||||
Available applications | |||||
Pedometer: | |||||
Photo album: | |||||
Navigation | |||||
A-GPS: | |||||
Digital Compass: | |||||
GLONASS: | |||||
GPS receiver: | |||||
Build-in navigation system: | Apple Maps | ||||
Galileo: | |||||
Quasi-Zenith (QZSS): | |||||
Beidou: | |||||
Audio | |||||
Microphone: | |||||
Built-in speakers: | |||||
Build-in memory | |||||
Internal memory: | |||||
Storage: | 4 GB | 32 GB | 16 GB | 16 GB | |
Size (RAM): | 1.5 GB | 1.5 GB | |||
Connectivity | |||||
Bluetooth: | v5.0 | v5.0 | v5.2 | v5.2 | |
NFC: | |||||
Wireless Lan (WLAN/Wi-Fi): | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) | Wi-Fi 4 (802.11n) | ||
Synchronisation: | |||||
Power supply | |||||
Battery: | Li-poly | Li-ion | |||
Capacity: | 309 mAh | 410 mAh | 590 mAh | ||
Wireless charging: | |||||
Sensors | |||||
Altimeter: | |||||
Ambient light sensor: | |||||
Gesture recognition: | |||||
Gyroscope: | |||||
Heart rate monitor: | |||||
Oxygen saturation (SpO2): | |||||
Thermometer: | |||||
Barometer: | |||||
Compatibility | |||||
With Android: | From 10.0 | From 8.0 | From 8.0 | ||
With iOS: | From 14.0 | 8.3+ | |||
Operating system | |||||
watchOS: | 8 | ||||
Wear OS: | 3.5 | 3.5 | |||
Hardware | |||||
Processor: | Apple S7, Dual Core | Samsung Exynos W920, Dual Core | Samsung Exynos W920, Dual Core | ||
Clock Frequency: | 1.18 GHz | 1.18 GHz | |||
Integrated antenna: | |||||
Data network | |||||
4G (LTE): | Band 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41 | ||||
UMTS: | |||||
User interface | |||||
One UI Watch: | 4.5 | 4.5 | |||
Messaging | |||||
E-mail: | |||||
Instant messaging: | |||||
MMS: | |||||
SMS: |