In depth comparison and review of Garmin Forerunner 45S and Garmin Forerunner 30. 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 Forerunner 30 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS, Android |
| Activity/Sport | - | Running, cycling |
| Wearing Style | Watch style | Watch style |
| Width | 39.5 mm | 35.5 mm |
| Height | 39.5 mm | 40.7 mm |
| Depth | 11.4 mm | 13.4 mm |
| Weight | 32 g | 37.3 g |
| Protection | Waterproof | Waterproof |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 45S | Garmin Forerunner 30 |
|---|
| Sensors | Accelerometer, heart rate | Accelerometer, heart rate |
|---|---|---|
| Tracking Data | Distance, time, speed, calories burned, sleep activity, heart rate, stress level | Distance, time, speed, calories burned, sleep activity, heart rate, pace, cadence |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | VO2 max, sunlight readable, HR zones, Move IQ, Garmin Connect compatible, Garmin Elevate, LiveTrack, TrueUp, auto pause, auto lap |
| Notifications | Calendar, Email, social apps | - |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS receiver |
| CONNECTIVITY | Garmin Forerunner 45S | Garmin Forerunner 30 |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth |
|---|
| DISPLAY | Garmin Forerunner 45S | Garmin Forerunner 30 |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Memory-in-Pixel LCD - monochrome - transflective |
|---|---|---|
| Resolution | 208 x 208 pixels | 128 x 128 pixels |
| Screen Size | 1.04" | 0.93" |
| Dimensions (WxH) | - | 23.5 mm x 23.4 mm |
| CASE | Garmin Forerunner 45S | Garmin Forerunner 30 |
|---|
| Crystal Type | - | Chemically strengthened glass |
|---|---|---|
| Case Shape | Round | Rounded square |
| Case Details | White | Iris | Black | Black |
| BAND | Garmin Forerunner 45S | Garmin Forerunner 30 |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Size | S | - |
| Fits Wrist with Circumference | 124-185 mm | 140-200 mm |
| Changeable | Yes | - |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | White | Iris | Black | Slate grey |
| BATTERY | Garmin Forerunner 45S | Garmin Forerunner 30 |
|---|
| Battery Life | - | 5 day(s) |
|---|---|---|
| Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
GPS mode - up to 8 hour(s) Smartwatch mode - up to 5 days |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Garmin Forerunner 45S | Garmin Forerunner 30 |
|---|
| Included Accessories | Charging/data cable | Charging cable |
|---|---|---|
| Preloaded Software | - | Stopwatch, Calendar, Alarm, Timer, Find My Phone, Garmion Connect IQ |
| Max Depth of Water Resistance | 50 m | 50 m |
| Warranty | - | 2-year warranty |
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