In depth comparison and review of Garmin Forerunner 45S and Garmin fēnix 6 Pro. 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 fēnix 6 Pro |
|---|
| Product Type | Sport watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS, Android |
| Wearing Style | Watch style | Watch style |
| Width | 39.5 mm | 47 mm |
| Height | 39.5 mm | 47 mm |
| Depth | 11.4 mm | 14.7 mm |
| Weight | 32 g | 60 g |
| Body Material | - | Stainless steel, fibre-reinforced polymer |
| Protection | Waterproof | Waterproof |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Sensors | Accelerometer, heart rate | Accelerometer, barometric altimeter, pulse oximeter, 3-axis compass, 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, blood oxygen saturation |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device | Bluetooth Smart technology, store & play music |
| 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 fēnix 6 Pro |
|---|
| Wireless Interface | Bluetooth, ANT+ | Bluetooth, Wi-Fi, ANT+ |
|---|
| DISPLAY | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Memory-in-Pixel LCD - colour - transflective |
|---|---|---|
| Resolution | 208 x 208 pixels | 260 x 260 pixels |
| Screen Size | 1.04" | 1.3" |
| Screen Protection | - | Corning Gorilla Glass 3 (scratch resistant glass) |
| INPUT DEVICE | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Type | - | Touch buttons |
|---|
| CASE | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Case Size | - | 47 mm |
|---|---|---|
| Case Shape | Round | Round |
| Case Back | - | Metal |
| Case Details | White | Iris | Black | Black |
| BAND | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | S | - |
| Fits Wrist with Circumference | 124-185 mm | 125-208 mm |
| Changeable | Yes | - |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | White | Iris | Black | Black |
| STORAGE | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Storage Capacity | - | 32 GB |
|---|
| BATTERY | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Technology | - | Lithium Ion |
|---|---|---|
| Battery Life Details | GPS mode - up to 13 hour(s) Smartwatch mode - up to 7 days |
Smartwatch mode - up to 14 days GPS mode - up to 36 hour(s) Max Battery GPS Mode - up to 72 hour(s) Expedition GPS Mode - up to 28 days Battery Saver Watch Mode - up to 48 days GPS with Music mode - up to 10 hour(s) |
| Rechargeable Battery | - | Yes |
| MISCELLANEOUS | Garmin Forerunner 45S | Garmin fēnix 6 Pro |
|---|
| Included Accessories | Charging/data cable | Charging/data cable |
|---|---|---|
| Max Depth of Water Resistance | 50 m | 100 m |
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