Detailed comparison and review of Garmin Forerunner 55 and Fitbit Sense 2. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.
| GENERAL | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | 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 | 42 mm | 40.5 mm |
| Height | 42 mm | 40.5 mm |
| Depth | 11.6 mm | 12.3 mm |
| Weight | 37 g | - |
| Body Material | - | Aluminium |
| Protection | Waterproof | Water-resistant |
| Colours | Monterra grey | - |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Sensors | Accelerometer, optical heart sensor | Ambient light sensor, altimeter, SpO2 sensor, 3-axis accelerometer, temperature, optical heart sensor, electrodermal activity (EDA) sensor, vibration motor, multipurpose electrical sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | 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 |
| Modes | - | 40+ sports modes |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, idle alert, Garmin Connect compatible, Body Battery | 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 |
| Notifications | Calendar, Email, social apps | SMS, applications, high and low heart rate, calls, irregular rhythm |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS receiver | GPS/GLONASS receiver |
| Payment Technology | - | FitBit Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Wireless Interface | Bluetooth, ANT+ | NFC, Bluetooth 5.0 |
|---|
| DISPLAY | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Colour |
|---|---|---|
| Resolution | 208 x 208 pixels | - |
| Screen Size | 1.04" | - |
| Screen Protection | Chemically strengthened glass | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Type | Touch buttons | Touch sensitive screen, push button |
|---|
| CASE | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Case Shape | Round | Square |
|---|---|---|
| Case Back | - | Aluminium |
| Case Details | Black | White | Aqua green | Platinum aluminum |
| BAND | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | - | S |
| Fits Wrist with Circumference | - | 129-175 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Pin-and-tuck |
| Band Material | Silicone | - |
| Band Colour | Black | White | Aqua green | Lunar white |
| BATTERY | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Battery Life | 14 day(s) | 6 day(s) |
| Battery Life Details | GPS mode - up to 20 hour(s) Smartwatch mode - up to 14 days |
GPS mode - up to 5 hour(s) |
| Rechargeable Battery | Yes | - |
| Recharge Time | - | 2 hours |
| MISCELLANEOUS | Garmin Forerunner 55 | Fitbit Sense 2 |
|---|
| Included Accessories | Charging/data cable | Charging cable, 6-month Fitbit Premium membership, wristband (158 - 209 mm) |
|---|---|---|
| Preloaded Software | - | Alarm, FitBit Pay |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | -10 °C |
| Warranty | 1-year warranty | 2-year warranty |
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