In depth comparison and review of Fitbit Sense 2 and Suunto Core Alpha. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Supported Host Device OS | Android 8.0 (Oreo) or later, iOS 14 or later | - |
| Activity/Sport | Multisport | - |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Width | 40.5 mm | 49.5 mm |
| Height | 40.5 mm | 49.5 mm |
| Depth | 12.3 mm | 15.1 mm |
| Weight | - | 67 g |
| Body Material | Aluminium | Composite |
| Protection | Water-resistant | Water-resistant |
| Colours | - | Stealth |
| Clock Display | Yes | Yes |
| FEATURES | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Sensors | Ambient light sensor, altimeter, SpO2 sensor, 3-axis accelerometer, temperature, optical heart sensor, electrodermal activity (EDA) sensor, vibration motor, multipurpose electrical sensor | Digital compass, barometer, altimeter, temperature |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, stress level, active time, menstrual cycle, breathing rate, temperature, sleep quality score, blood glucose | Time, speed, altitude, temperature |
| Modes | 40+ sports modes | - |
| Goal Setting | Yes | Yes |
| Features | Find phone function, automatic exercise recognition, breathing training function, Active Zone Minutes, HRV index, Sleep Score, Sleep Profile, Stress Management Score, Daily Readiness Score, all day body response tracking, cardio fitness score | Dual time zone, alarm, timer, countdown timer, weather information, stopwatch timer, storm alarm |
| Notifications | SMS, applications, high and low heart rate, calls, irregular rhythm | - |
| Vibrating Alert | Yes | - |
| Feedback Type | Vibration alert, visual interface | Visual interface |
| Navigation (GPS) | GPS/GLONASS receiver | - |
| Payment Technology | FitBit Pay | - |
| Internet of Things (IoT) Compatible | Yes | - |
| IoT Intelligent Assistant | Alexa built-in | - |
| IoT Voice Controlled | Direct | - |
| CONNECTIVITY | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Wireless Interface | NFC, Bluetooth 5.0 | - |
|---|
| DISPLAY | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Type | Colour | Monochrome |
|---|---|---|
| Always On Display (AOD) | Yes | - |
| INPUT DEVICE | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Type | Touch sensitive screen, push button | Touch buttons |
|---|
| CASE | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Case Shape | Square | Round |
|---|---|---|
| Bezel | - | Aluminium |
| Case Back | Aluminium | - |
| Case Details | Platinum aluminum | - |
| BAND | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Size | S | - |
| Fits Wrist with Circumference | 129-175 mm | 140-240 mm |
| Changeable | Yes | Yes |
| Clasp Type | Pin-and-tuck | Buckle |
| Band Material | - | Textile |
| Band Colour | Lunar white | - |
| BATTERY | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Form Factor | - | CR2032 |
| Battery Life | 6 day(s) | 12 month(s) |
| Battery Life Details | GPS mode - up to 5 hour(s) | Regular usage - up to 12 months |
| Recharge Time | 2 hours | - |
| MISCELLANEOUS | Fitbit Sense 2 | Suunto Core Alpha |
|---|
| Included Accessories | Charging cable, 6-month Fitbit Premium membership, wristband (158 - 209 mm) | - |
|---|---|---|
| Preloaded Software | Alarm, FitBit Pay | - |
| Max Depth of Water Resistance | 50 m | 30 m |
| Max Operating Temperature | 45 °C | 60 °C |
| Min Operating Temperature | -10 °C | -20 °C |
| Warranty | 2-year warranty | 2-year warranty |
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