Detailed comparison and review of Fitbit Ionic and Garmin Forerunner 55. 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 | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Product Type | Smart watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android, Windows Phone | iOS, Android |
| 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 | 11.6 mm |
| Weight | 50 g | 37 g |
| Body Material | Aerospace-grade aluminium | - |
| Protection | Water-resistant | Waterproof |
| Colours | Charcoal, smoke grey | Burnt orange, slate blue | Blue grey, silver grey | Monterra grey |
| Clock Display | - | Yes |
| FEATURES | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Sensors | Accelerometer, altimeter, heart rate | Accelerometer, 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, speed, calories burned, sleep activity, heart rate, stress level |
| Goal Setting | Yes | Yes |
| Features | PurePulse heart rate technology, automatic exercise recognition, SmartTrack | Music remote handling, idle alert, Garmin Connect compatible, Body Battery |
| Notifications | Missed calls, calendar, SMS, social apps | Calendar, Email, social apps |
| Vibrating Alert | Yes | Yes |
| Navigation (GPS) | - | GPS receiver |
| CONNECTIVITY | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Wireless Interface | Bluetooth, IEEE 802.11b/g/n, NFC | Bluetooth, ANT+ |
|---|
| DISPLAY | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Type | LCD - colour | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | - | 208 x 208 pixels |
| Screen Size | - | 1.04" |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Chemically strengthened glass |
| INPUT DEVICE | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Type | Touch sensitive screen | Touch buttons |
|---|
| CASE | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Case Shape | - | Round |
|---|---|---|
| Case Details | Silver grey aluminium | Black | White | Aqua green |
| BAND | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Band Type | Sport band | Band |
|---|---|---|
| Changeable | - | Yes |
| Clasp Type | - | Buckle |
| Band Material | - | Silicone |
| Band Colour | Ink blue/ice grey | Black | White | Aqua green |
| BATTERY | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Battery Life | 4 day(s) | 14 day(s) |
|---|---|---|
| Battery Life Details | - | GPS mode - up to 20 hour(s) Smartwatch mode - up to 14 days |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Fitbit Ionic | Garmin Forerunner 55 |
|---|
| Included Accessories | Charging cable, 2 wristbands (S+L) | Charging/data cable |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 50 m |
| Warranty | 1-year warranty | 1-year warranty |
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