Side by side comparison and review of Fitbit Ionic and Amazfit GTR 2. 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 | Amazfit GTR 2 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android, Windows Phone | iOS 10 or later, Android 5.0 (Lollipop) or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Width | 38.6 mm | - |
| Height | 12.4 mm | - |
| Lenght | 256.5 mm | - |
| Depth | 12.4 mm | - |
| Weight | 50 g | - |
| Body Details | - | Case only: 39 g |
| Body Material | Aerospace-grade aluminium | Stainless steel |
| Protection | Water-resistant | Water-resistant |
| Colours | Charcoal, smoke grey | Burnt orange, slate blue | Blue grey, silver grey | - |
| Clock Display | - | Yes |
| FEATURES | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Sensors | Accelerometer, altimeter, heart rate | Accelerometer, ambient light sensor, gyro sensor, SpO2 sensor, 3-axis magnetometer, BioTracker 2 PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, pace, sleep stages, swim laps, active time | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, REM phases |
| Goal Setting | Yes | Yes |
| Features | PurePulse heart rate technology, automatic exercise recognition, SmartTrack | Making a call, store & play music, huami-PAI Health Assessment System |
| Notifications | Missed calls, calendar, SMS, social apps | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa |
| CONNECTIVITY | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Wireless Interface | Bluetooth, IEEE 802.11b/g/n, NFC | Wi-Fi, Bluetooth 5.0 |
|---|
| DISPLAY | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Type | LCD - colour | AMOLED - colour |
|---|---|---|
| Resolution | - | 454 x 454 pixels |
| Screen Size | - | 1.39" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Tempered glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Case Shape | - | Round |
|---|---|---|
| Case Details | Silver grey aluminium | - |
| BAND | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Band Type | Sport band | Strap |
|---|---|---|
| Band Width | - | 22 mm |
| Changeable | - | Yes |
| Clasp Type | - | Pin buckle |
| Band Material | - | Leather |
| Band Colour | Ink blue/ice grey | Obsidian black |
| STORAGE | Fitbit Ionic | Amazfit GTR 2 |
|---|
| User Memory | - | 3 GB |
|---|
| BATTERY | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Capacity | - | 471 mAh |
|---|---|---|
| Battery Life | 4 day(s) | - |
| Battery Life Details | - | Typical usage - up to 14 days Basic mode - up to 38 days GPS mode - up to 48 hour(s) Talk time - up to 10 hour(s) |
| Rechargeable Battery | - | Yes |
| Recharge Time | - | 2.5 hour(s) |
| MISCELLANEOUS | Fitbit Ionic | Amazfit GTR 2 |
|---|
| Included Accessories | Charging cable, 2 wristbands (S+L) | Magnetic charging dock |
|---|---|---|
| Preloaded Software | - | Amazon Alexa |
| Max Depth of Water Resistance | 50 m | 50 m |
| Warranty | 1-year warranty | - |
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