Side by side comparison and review of Fitbit Ionic and Fitbit Versa 4. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android, Windows Phone | Android 10 or later, iOS 13.4 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 38.6 mm | 40.5 mm |
| Height | 12.4 mm | 40.5 mm |
| Lenght | 256.5 mm | - |
| Depth | 12.4 mm | 11.2 mm |
| Weight | 50 g | - |
| Body Material | Aerospace-grade aluminium | - |
| Protection | Water-resistant | Water-resistant |
| Colours | Charcoal, smoke grey | Burnt orange, slate blue | Blue grey, silver grey | - |
| Clock Display | - | Yes |
| FEATURES | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Sensors | Accelerometer, altimeter, heart rate | Ambient light sensor, altimeter, SpO2 sensor, 3-axis accelerometer, optical heart sensor, vibration motor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, pace, sleep stages, swim laps, active time | Distance, calories burned, activity, sleep activity, heart rate, steps taken, pace, stress level, menstrual cycle, Resting Heart Rate (RHR), breathing rate, sleep quality score |
| Modes | - | 40+ sports modes |
| Goal Setting | Yes | Yes |
| Features | PurePulse heart rate technology, automatic exercise recognition, SmartTrack | Find phone function, VO2 max, Heart Rate Variability (HRV) monitoring, HR zones, automatic exercise recognition, smart Wake-Up, Active Zone Minutes, guided breathing session, Always-on display, Sleep Score, Sleep Profile, Stress Management Score, Daily Readiness Score |
| Notifications | Missed calls, calendar, SMS, social apps | SMS, incoming calls, applications, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS receiver |
| Payment Technology | - | FitBit Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| CONNECTIVITY | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Wireless Interface | Bluetooth, IEEE 802.11b/g/n, NFC | NFC, Bluetooth 5.0 |
|---|
| DISPLAY | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Type | LCD - colour | Colour |
|---|---|---|
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Case Shape | - | Square |
| Case Details | Silver grey aluminium | Copper rose | Graphite | Platinum |
| BAND | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Band Type | Sport band | Band |
|---|---|---|
| Band Size | - | S/L |
| Fits Wrist with Circumference | - | Up to 209 mm |
| Changeable | - | Yes |
| Clasp Type | - | Pin-and-tuck |
| Band Colour | Ink blue/ice grey | Pink sand | Black | Waterfall blue |
| BATTERY | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Technology | - | Lithium polymer |
|---|---|---|
| Battery Life | 4 day(s) | 6 day(s) |
| Battery Life Details | - | Typical usage - up to 6 days GPS mode - up to 12 hour(s) |
| Rechargeable Battery | - | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Fitbit Ionic | Fitbit Versa 4 |
|---|
| Included Accessories | Charging cable, 2 wristbands (S+L) | Charging cable, 6-month Fitbit Premium membership, wristband (129 - 175 mm), wristband (158 - 209 mm) |
|---|---|---|
| Preloaded Software | - | Google Maps, FitBit Pay, Google Wallet |
| 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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