In depth comparison and review of Garmin Forerunner 245 Music and Amazfit GTR 3. 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 | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | - | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Running, swimming, ski, cycling | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Width | 42.3 mm | - |
| Height | 42.3 mm | - |
| Depth | 12.2 mm | - |
| Weight | 38.5 g | - |
| Body Details | - | Case only: 32 g |
| Body Material | Fibre-reinforced polymer | Aluminium alloy |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Sensors | Accelerometer, heart rate, electromagnetic compass | Accelerometer, ambient light sensor, gyro sensor, geomagnetic sensor, barometric altimeter, temperature, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, heart rate (with optional heart rate sensor), sleep activity, steps taken, blood oxygen saturation, stress level | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level |
| Goal Setting | Yes | Yes |
| Features | Camera remote control, find phone function, inactivity alert, Garmin Connect compatible, Find my Device, store & play music | Camera remote control, find phone function, automatic exercise recognition, weather information, PAI Health Assessment System |
| Notifications | - | Calendar |
| Vibrating Alert | - | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa |
| IoT Voice Controlled | - | Direct |
| CONNECTIVITY | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, ANT+ | Bluetooth 5.1 |
|---|
| DISPLAY | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 240 pixels | 454 x 454 pixels |
| Screen Size | 1.2" | 1.39" |
| Aspect Ratio | - | Full circle |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | Tempered glass |
| INPUT DEVICE | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Type | - | Touch sensitive screen, push button |
|---|
| CASE | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Crown Type | - | Classic crown |
| BAND | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 127-204 mm | 155-218 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Aqua | Moonlight grey | Thunder black |
| BATTERY | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Capacity | - | 450 mAh |
|---|---|---|
| Battery Life Details | Smartwatch mode - up to 7 days GPS mode - up to 24 hour(s) GPS with Music mode - up to 6 hour(s) |
Battery safe mode - up to 35 days Heavy usage - up to 10 days Typical usage - up to 21 days GPS mode - up to 35 hour(s) |
| Rechargeable Battery | - | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Garmin Forerunner 245 Music | Amazfit GTR 3 |
|---|
| Included Accessories | Charging/data cable | Magnetic charging stand |
|---|---|---|
| Preloaded Software | Calendar, Weather, Timer, Fitness Age | Zepp App |
| Max Depth of Water Resistance | 50 m | 50 m |
| Warranty | - | 1-year warranty |
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