Detailed comparison and review of Garmin Approach S20 and Amazfit GTS 3. 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 Approach S20 | Amazfit GTS 3 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS, Android | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Golf | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Body Details | Sensor: 13 mm x 27 mm 9 g | Case only: 24.4 g |
| Body Material | - | Aluminium alloy |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Sensors | Accelerometer | Accelerometer, ambient light sensor, gyro sensor, geomagnetic sensor, barometric altimeter, temperature, BioTracker PPG 3.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, calories burned, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level |
| Goal Setting | Yes | Yes |
| Features | Sunlight readable, Garmin Connect compatible, TrueUp, Garmin AutoShot, TruSwing | Camera remote control, find phone function, automatic exercise recognition, weather information, PAI Health Assessment System |
| Notifications | Applications | Calendar |
| Vibrating Alert | - | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | GPS receiver | GPS/GLONASS/Galileo/BeiDou/QZSS receiver |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa |
| CONNECTIVITY | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth 5.1 |
|---|
| DISPLAY | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Type | Memory-in-Pixel LCD - monochrome | AMOLED - colour |
|---|---|---|
| Resolution | 128 x 128 pixels | 390 x 450 pixels |
| Screen Size | - | 1.75" |
| Dimensions (WxH) | 23 mm x 23 mm | - |
| Pixel Density | - | 341 ppi |
| Screen Protection | - | Tempered glass |
| INPUT DEVICE | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Type | Single push-button | Touch sensitive screen |
|---|
| CASE | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Crystal Type | Chemically strengthened glass | - |
|---|---|---|
| Case Shape | Rounded square | Rectangular |
| Crown Type | - | Classic crown |
| BAND | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | - | 20 mm |
| Fits Wrist with Circumference | - | 155-218 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Black | Graphite black | Ivory white | Pink earth |
| STORAGE | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Storage Capacity | 64 MB | - |
|---|
| BATTERY | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 250 mAh |
| Battery Life | 56 day(s) | - |
| Battery Life Details | Smartwatch mode - up to 56 days GPS mode - up to 15 hours |
Battery safe mode - up to 20 days Heavy usage - up to 6 days Typical usage - up to 12 days GPS mode - up to 20 hour(s) |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Garmin Approach S20 | Amazfit GTS 3 |
|---|
| Included Accessories | Charging/data cable | Magnetic charging stand |
|---|---|---|
| Preloaded Software | Calendar, Time, Alarm Clock | Zepp App |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | 60 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | 1-year warranty | 2-year warranty |
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