In depth comparison and review of Garmin Forerunner 745 and Amazfit GTR 2. 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 745 | Amazfit GTR 2 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS 10 or later, Android 5.0 (Lollipop) or later |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Width | 43.8 mm | - |
| Height | 43.8 mm | - |
| Depth | 13.3 mm | - |
| Weight | 47 g | - |
| Body Details | - | Case only: 39 g |
| Body Material | Fibre-reinforced polymer | Stainless steel |
| Protection | Water-resistant | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Sensors | Accelerometer, digital compass, thermometre, gyro sensor, heart rate, barometric altimeter, Pulse Ox sensor | Accelerometer, ambient light sensor, gyro sensor, SpO2 sensor, 3-axis magnetometer, BioTracker 2 PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, stress level, menstrual cycle, temperature, hydration, recovery time, training load | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, REM phases |
| Goal Setting | Yes | Yes |
| Features | Find phone function, VO2 max, HR zones, VIRB control, Move IQ, Garmin Connect compatible, Find my Device, store & play music, rejecting a call, Garmin Elevate, LiveTrack, TrueUp, Body Battery, auto lap, Physio TrueUp, music playback control, weather information | Making a call, store & play music, huami-PAI Health Assessment System |
| Notifications | Calendar, SMS, Email, social apps, incoming calls | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo receiver | GPS receiver |
| Payment Technology | Garmin Pay | - |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa |
| CONNECTIVITY | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Wireless Interface | Bluetooth, Wi-Fi, NFC, ANT+ | Wi-Fi, Bluetooth 5.0 |
|---|
| DISPLAY | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 240 pixels | 454 x 454 pixels |
| Screen Size | 1.2" | 1.39" |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass DX (scratch resistant glass) | Tempered glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Type | Touch sensitive screen | Touch sensitive screen |
|---|
| CASE | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Bezel | Fibre-reinforced polymer | - |
| Case Details | Black | Neo tropic | - |
| BAND | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 22 mm | 22 mm |
| Fits Wrist with Circumference | 126-216 mm | - |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Pin buckle |
| Band Material | Silicone | Leather |
| Band Colour | Black | Obsidian black |
| STORAGE | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| User Memory | - | 3 GB |
|---|
| BATTERY | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 471 mAh |
| Battery Life | 7 day(s) | - |
| Battery Life Details | Smartwatch mode - up to 7 days GPS mode - up to 16 hour(s) GPS with Music mode - up to 6 hour(s) UltraTrac mode - up to 21 hour(s) |
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 | Garmin Forerunner 745 | Amazfit GTR 2 |
|---|
| Included Accessories | USB cable | Magnetic charging dock |
|---|---|---|
| Preloaded Software | Garmin Pay, Garmion Connect IQ | Amazon Alexa |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | 60 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | 1-year warranty | - |
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