Detailed comparison and review of Garmin Forerunner 45S and Amazfit GTR 2E. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.
| GENERAL | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| 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 | 39.5 mm | - |
| Height | 39.5 mm | - |
| Depth | 11.4 mm | - |
| Weight | 32 g | - |
| Body Details | - | Case only: 32 g |
| Body Material | - | Aluminium alloy |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Sensors | Accelerometer, heart rate | Ambient light sensor, barometer, SpO2 sensor, 3-axis magnetometer, temperature, BioTracker 2 PPG biological tracking optical sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level, REM phases |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | Huami-PAI Health Assessment System |
| Notifications | Calendar, Email, social apps | SMS, Email, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS receiver |
| CONNECTIVITY | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth 5.0 BLE |
|---|
| DISPLAY | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | AMOLED - colour |
|---|---|---|
| Resolution | 208 x 208 pixels | 454 x 454 pixels |
| Screen Size | 1.04" | 1.39" |
| Pixel Density | - | 326 ppi |
| Screen Protection | - | Fingerprint-resistant coating, 2.5D tempered glass |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Type | - | Touch sensitive screen |
|---|
| CASE | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Case Details | White | Iris | Black | Obsidian black |
| BAND | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Size | S | - |
| Band Width | - | 22 mm |
| Fits Wrist with Circumference | 124-185 mm | - |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | White | Iris | Black | Obsidian black | Matcha green | Slate grey |
| BATTERY | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Capacity | - | 471 mAh |
|---|---|---|
| Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
Typical usage - up to 24 days Basic mode - up to 45 days Heavy usage - up to 12 days |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Garmin Forerunner 45S | Amazfit GTR 2E |
|---|
| Included Accessories | Charging/data cable | Magnetic charging dock |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 50 m |
| Manufacturer Model Number | - | A2023 |
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