In depth comparison and review of Fitbit Sense and Garmin Forerunner 745. 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 | Garmin Forerunner 745 |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Supported Host Device OS | Android 7.0 (Nougat) or later, iOS 12.2 or later | iOS, Android |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | - |
| Audio Output | Speaker | - |
| Width | 40.38 mm | 43.8 mm |
| Height | 40.38 mm | 43.8 mm |
| Depth | 12.45 mm | 13.3 mm |
| Weight | - | 47 g |
| Body Material | Stainless steel, aluminium | Fibre-reinforced polymer |
| Protection | Water-resistant | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Sensors | Ambient light sensor, altimeter, gyro sensor, 3-axis accelerometer, temperature, optical heart sensor, electrodermal activity (EDA) sensor | Accelerometer, digital compass, thermometre, gyro sensor, heart rate, barometric altimeter, Pulse Ox sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, skin temperature, sleep stages, stress level, menstrual cycle, ECG | Distance, time, calories burned, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, stress level, menstrual cycle, temperature, hydration, recovery time, training load |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, HR zones, breathing training function | Find phone function, VO2 max, HR zones, VIRB control, Move IQ, Garmin Connect compatible, Find my Device, store & play music, rejecting a call, Garmin Elevate, LiveTrack, TrueUp, Body Battery, auto lap, Physio TrueUp, music playback control, weather information |
| Notifications | Missed calls, calendar, SMS, social apps | Calendar, SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS receiver | GPS/GLONASS/Galileo receiver |
| Payment Technology | FitBit Pay | Garmin Pay |
| Internet of Things (IoT) Compatible | Yes | - |
| IoT Intelligent Assistant | Google Assistant, Alexa | - |
| CONNECTIVITY | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Wireless Interface | IEEE 802.11b/g/n, NFC, Bluetooth 5.0 | Bluetooth, Wi-Fi, NFC, ANT+ |
|---|
| DISPLAY | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Type | AMOLED - colour | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | - | 240 x 240 pixels |
| Screen Size | - | 1.2" |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Corning Gorilla Glass DX (scratch resistant glass) |
| Always On Display (AOD) | Yes | - |
| INPUT DEVICE | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Case Shape | Square | Round |
|---|---|---|
| Bezel | - | Fibre-reinforced polymer |
| Case Details | Silver stainless steel | Graphite stainless steel | Soft gold stainless steel | Black | Neo tropic |
| BAND | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | S/L | - |
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 140-220 mm | 126-216 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Sage grey | Carbon | Lunar white | Black |
| BATTERY | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Battery Life | 6 day(s) | 7 day(s) |
| Battery Life Details | Typical usage - up to 6 days GPS mode - up to 12 hour(s) |
Smartwatch mode - up to 7 days GPS mode - up to 16 hour(s) GPS with Music mode - up to 6 hour(s) UltraTrac mode - up to 21 hour(s) |
| Rechargeable Battery | Yes | - |
| MISCELLANEOUS | Fitbit Sense | Garmin Forerunner 745 |
|---|
| Included Accessories | Charging cable, 2 wristbands (S+L) | USB cable |
|---|---|---|
| Preloaded Software | FitBit Pay | Garmin Pay, Garmion Connect IQ |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | 45 °C | 60 °C |
| Min Operating Temperature | -10 °C | -20 °C |
| Warranty | - | 1-year warranty |
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