In depth comparison and review of Garmin Forerunner 45S and Garmin Swim 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 45S | Garmin Swim 2 |
|---|
| Product Type | Sport watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS, Android |
| Activity/Sport | - | Running, swimming, cycling |
| Wearing Style | Watch style | Watch style |
| Width | 39.5 mm | 42 mm |
| Height | 39.5 mm | 42 mm |
| Depth | 11.4 mm | 11.4 mm |
| Weight | 32 g | 36 g |
| Protection | Waterproof | Waterproof |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 45S | Garmin Swim 2 |
|---|
| Sensors | Accelerometer, heart rate | Accelerometer, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | Distance, calories burned, activity, sleep activity, heart rate, steps taken, swimming metrics |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | Music remote handling, find phone function, HR zones, inactivity alert, Move IQ, Find my Device, TrueUp, Body Battery |
| Notifications | Calendar, Email, social apps | SMS, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Navigation (GPS) | - | GPS/GLONASS/Galileo receiver |
| CONNECTIVITY | Garmin Forerunner 45S | Garmin Swim 2 |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth, ANT+ |
|---|
| DISPLAY | Garmin Forerunner 45S | Garmin Swim 2 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 208 x 208 pixels | 208 x 208 pixels |
| Screen Size | 1.04" | 1.04" |
| Screen Protection | - | Chemically strengthened glass |
| CASE | Garmin Forerunner 45S | Garmin Swim 2 |
|---|
| Case Size | - | 42 mm |
|---|---|---|
| Case Shape | Round | Round |
| Case Details | White | Iris | Black | Slate |
| BAND | Garmin Forerunner 45S | Garmin Swim 2 |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | S | - |
| Fits Wrist with Circumference | 124-185 mm | 129-197 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | White | Iris | Black | Slate |
| BATTERY | Garmin Forerunner 45S | Garmin Swim 2 |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
Smartwatch mode - up to 7 days GPS mode - up to 13 hour(s) Pool and OHR mode - up to 72 hour(s) |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Garmin Forerunner 45S | Garmin Swim 2 |
|---|
| Included Accessories | Charging/data cable | Charging cable |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 50 m |
| Max Operating Temperature | - | 60 °C |
| Min Operating Temperature | - | -20 °C |
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