In depth comparison and review of Fitbit Ionic and Apple Watch SE (GPS + Cellular). 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 | Apple Watch SE (GPS + Cellular) |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | WatchOS 7 |
| Supported Host Device OS | iOS, Android, Windows Phone | iOS 14 or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 38.6 mm | - |
| Height | 12.4 mm | - |
| Lenght | 256.5 mm | - |
| Depth | 12.4 mm | - |
| Weight | 50 g | - |
| Body Details | - | Case only: 30.68 g |
| Body Material | Aerospace-grade aluminium | Aerospace-grade aluminium alloy |
| Protection | Water-resistant | Water-resistant |
| Colours | Charcoal, smoke grey | Burnt orange, slate blue | Blue grey, silver grey | - |
| Clock Display | - | Yes |
| FEATURES | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Sensors | Accelerometer, altimeter, heart rate | Accelerometer, ambient light sensor, digital compass, gyro sensor, 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 |
| Goal Setting | Yes | Yes |
| Features | PurePulse heart rate technology, automatic exercise recognition, SmartTrack | Call handling, music remote handling, camera remote control, Retina Display technology, Fall detection, Emergency SOS, irregular beat alerts, Family Setup support |
| Notifications | Missed calls, calendar, SMS, social apps | Calendar, SMS, Email, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GNSS receiver |
| Payment Technology | - | Apple Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Siri |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Technology | - | WCDMA (UMTS) |
|---|---|---|
| Mobile Broadband Generation | - | 4G |
| SIM Card Type | - | Electronic SIM card (e-SIM) |
| CONNECTIVITY | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| 3M UMTS Band | - | Band 1, Band 2, Band 5, Band 8, Band 10 |
|---|---|---|
| 4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66 |
| Wireless Interface | Bluetooth, IEEE 802.11b/g/n, NFC | IEEE 802.11b/g/n, Bluetooth 5.0 |
| DISPLAY | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Type | LCD - colour | LTPO OLED - colour |
|---|---|---|
| Resolution | - | 324 x 394 pixels |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Ion-X glass |
| INPUT DEVICE | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Case Size | - | 40 mm |
|---|---|---|
| Case Shape | - | Rectangular |
| Case Back | - | Sapphire crystal and ceramic back |
| Case Details | Silver grey aluminium | Silver aluminium | Gold aluminium | Space grey aluminium |
| Crown Type | - | Digital with haptic feedback |
| BAND | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Band Type | Sport band | Sport band |
|---|---|---|
| Band Size | - | Regular |
| Fits Wrist with Circumference | - | 130-200 mm |
| Changeable | - | Yes |
| Clasp Type | - | Pin-and-tuck |
| Band Material | - | Fluoroelastomer |
| Band Colour | Ink blue/ice grey | Abyss blue | Starlight | Midnight | Abyss blue/moss green | Maize/white | Tornado/grey | White | Pink sand | Black | Charcoal | Plum | Deep navy |
| STORAGE | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Storage Capacity | - | 32 GB |
|---|
| CPU | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Manufacturer | - | Apple |
|---|---|---|
| CPU Type | - | S5 SiP |
| Features | - | W3 Apple wireless chip |
| BATTERY | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Life | 4 day(s) | 18 hours |
| Rechargeable Battery | - | Yes |
| Wireless Charging | - | Yes |
| MISCELLANEOUS | Fitbit Ionic | Apple Watch SE (GPS + Cellular) |
|---|
| Included Accessories | Charging cable, 2 wristbands (S+L) | S/M band, M/L band, magnetic charger to USB-C cable (1 m) |
|---|---|---|
| Preloaded Software | - | Apple Pay, GymKit |
| SAR Value | - | 0.18 W/kg (head), 0.92 W/kg (limb) |
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | A2355 |
| Warranty | 1-year warranty | 1-year warranty |
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