In depth comparison and review of Fitbit Ionic and Garmin fēnix 5S Plus. 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 Ionic | Garmin fēnix 5S Plus |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android, Windows Phone | iOS, Android |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 38.6 mm | 42 mm |
| Height | 12.4 mm | 42 mm |
| Lenght | 256.5 mm | - |
| Depth | 12.4 mm | 15.4 mm |
| Weight | 50 g | 65 g |
| Body Material | Aerospace-grade aluminium | Stainless steel, fibreglass reinforced polymer |
| Protection | Water-resistant | Waterproof |
| Colours | Charcoal, smoke grey | Burnt orange, slate blue | Blue grey, silver grey | - |
| Clock Display | - | Yes |
| FEATURES | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Sensors | Accelerometer, altimeter, heart rate | Accelerometer, 3-axis gyro sensor, digital compass, thermometre, barometric altimeter, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, pace, sleep stages, swim laps, active time | Distance, time, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, pace, stress level, temperature |
| Goal Setting | Yes | Yes |
| Features | PurePulse heart rate technology, automatic exercise recognition, SmartTrack | Music remote handling, find phone function, call alerts, Bluetooth Smart technology, automatic exercise recognition, VIRB control, inactivity alert, Move IQ, Side Swipe interface, Find my Device, Downloadable workouts, store & play music, sunrise/sunset times, LiveTrack, Live Event Sharing, Live Delta Time, auto lap splits, dual grid coordinates format |
| Notifications | Missed calls, calendar, SMS, social apps | Calendar, SMS, Email |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS/Galileo receiver |
| Payment Technology | - | Garmin Pay |
| CONNECTIVITY | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Wireless Interface | Bluetooth, IEEE 802.11b/g/n, NFC | Bluetooth, ANT+/ANT |
|---|---|---|
| Bluetooth Profiles | - | Heart Rate Monitor (HRM) |
| DISPLAY | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Type | LCD - 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) | Sapphire glass |
| INPUT DEVICE | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Case Size | - | 42 mm |
|---|---|---|
| Crystal Type | - | Domed sapphire crystal |
| Case Shape | - | Round |
| Bezel | - | Stainless steel |
| Case Details | Silver grey aluminium | White | Rose gold | Silver |
| BAND | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Band Type | Sport band | Band |
|---|---|---|
| Band Width | - | 20 mm |
| Fits Wrist with Circumference | - | 145-217 mm |
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Material | - | Silicone |
| Band Colour | Ink blue/ice grey | White | Black | Sea foam |
| STORAGE | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Storage Capacity | - | 16 GB |
|---|
| BATTERY | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Life | 4 day(s) | 7 day(s) |
| Battery Life Details | - | GPS mode - up to 11 hour(s) GPS with Music mode - up to 4.5 hour(s) UltraTrac mode - up to 25 hour(s) Smartwatch mode - up to 7 days |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Fitbit Ionic | Garmin fēnix 5S Plus |
|---|
| Included Accessories | Charging cable, 2 wristbands (S+L) | Charging/data cable |
|---|---|---|
| Preloaded Software | - | Calendar, Chronograph, Alarm Clock, Weather, Timer, Find My Phone, Fitness Age, Move IQ, Garmin Pay, CONNECT IQ, Spotify, Find My Watch, Race App |
| Max Depth of Water Resistance | 50 m | 100 m |
| Warranty | 1-year warranty | 1-year warranty |
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