Side by side comparison and review of Garmin Approach S20 and Garmin Forerunner 55. 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 | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Product Type | Sport watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS, Android |
| Activity/Sport | Golf | - |
| Wearing Style | Watch style | Watch style |
| Width | - | 42 mm |
| Height | - | 42 mm |
| Depth | - | 11.6 mm |
| Weight | - | 37 g |
| Body Details | Sensor: 13 mm x 27 mm 9 g | - |
| Protection | Waterproof | Waterproof |
| Colours | - | Monterra grey |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Sensors | Accelerometer | Accelerometer, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, time, calories burned, activity, heart rate, steps taken | Distance, time, speed, calories burned, sleep activity, heart rate, stress level |
| Goal Setting | Yes | Yes |
| Features | Sunlight readable, Garmin Connect compatible, TrueUp, Garmin AutoShot, TruSwing | Music remote handling, idle alert, Garmin Connect compatible, Body Battery |
| Notifications | Applications | Calendar, Email, social apps |
| Vibrating Alert | - | Yes |
| Navigation (GPS) | GPS receiver | GPS receiver |
| CONNECTIVITY | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth, ANT+ |
|---|
| DISPLAY | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Type | Memory-in-Pixel LCD - monochrome | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 128 x 128 pixels | 208 x 208 pixels |
| Screen Size | - | 1.04" |
| Dimensions (WxH) | 23 mm x 23 mm | - |
| Screen Protection | - | Chemically strengthened glass |
| INPUT DEVICE | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Type | Single push-button | Touch buttons |
|---|
| CASE | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Crystal Type | Chemically strengthened glass | - |
|---|---|---|
| Case Shape | Rounded square | Round |
| Case Details | - | Black | White | Aqua green |
| BAND | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Band Type | Strap | Band |
|---|---|---|
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | Black | Black | White | Aqua green |
| STORAGE | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Storage Capacity | 64 MB | - |
|---|
| BATTERY | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Battery Life | 56 day(s) | 14 day(s) |
| Battery Life Details | Smartwatch mode - up to 56 days GPS mode - up to 15 hours |
GPS mode - up to 20 hour(s) Smartwatch mode - up to 14 days |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Garmin Approach S20 | Garmin Forerunner 55 |
|---|
| Included Accessories | Charging/data cable | Charging/data cable |
|---|---|---|
| Preloaded Software | Calendar, Time, Alarm Clock | - |
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | 60 °C | - |
| Min Operating Temperature | -20 °C | - |
| Warranty | 1-year warranty | 1-year warranty |
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