In depth comparison and review of Garmin Forerunner 245 and Suunto Core Alpha. 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 245 | Suunto Core Alpha |
|---|
| Product Type | Sport watch | Sport watch |
|---|---|---|
| Activity/Sport | Running, swimming, ski, cycling | - |
| Wearing Style | Watch style | Watch style |
| Width | 42.3 mm | 49.5 mm |
| Height | 42.3 mm | 49.5 mm |
| Depth | 12.2 mm | 15.1 mm |
| Weight | 38.5 g | 67 g |
| Body Material | Fibre-reinforced polymer | Composite |
| Protection | Waterproof | Water-resistant |
| Colours | Black | Stealth |
| Clock Display | Yes | Yes |
| FEATURES | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Sensors | Accelerometer, electromagnetic compass, optical heart sensor | Digital compass, barometer, altimeter, temperature |
|---|---|---|
| Tracking Data | Distance, time, speed, heart rate, stress level | Time, speed, altitude, temperature |
| Goal Setting | Yes | Yes |
| Features | Music remote handling, camera remote control, find phone function, VO2 max, HR zones, Move IQ, Garmin Connect compatible, Find my Device, rejecting a call, Garmin Elevate, TrueUp, Body Battery | Dual time zone, alarm, timer, countdown timer, weather information, stopwatch timer, storm alarm |
| Notifications | SMS, social apps, incoming calls | - |
| Feedback Type | - | Visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo receiver | - |
| CONNECTIVITY | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Wireless Interface | Bluetooth, ANT+ | - |
|---|
| DISPLAY | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Type | Memory-in-Pixel LCD - colour - transflective | Monochrome |
|---|---|---|
| Resolution | 240 x 240 pixels | - |
| Screen Size | 1.2" | - |
| Screen Protection | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| INPUT DEVICE | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Type | - | Touch buttons |
|---|
| CASE | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Case Shape | Round | Round |
|---|---|---|
| Bezel | - | Aluminium |
| Case Details | Black | - |
| BAND | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Band Type | Band | Strap |
|---|---|---|
| Band Width | 20 mm | - |
| Fits Wrist with Circumference | 127-204 mm | 140-240 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Textile |
| Band Colour | Grey | Merlot | - |
| BATTERY | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Form Factor | - | CR2032 |
|---|---|---|
| Battery Life | - | 12 month(s) |
| Battery Life Details | GPS mode - up to 24 hour(s) Smartwatch mode - up to 7 days |
Regular usage - up to 12 months |
| MISCELLANEOUS | Garmin Forerunner 245 | Suunto Core Alpha |
|---|
| Included Accessories | Charging/data cable | - |
|---|---|---|
| Preloaded Software | Calendar, Weather, Timer, Fitness Age | - |
| Max Depth of Water Resistance | 50 m | 30 m |
| Max Operating Temperature | - | 60 °C |
| Min Operating Temperature | - | -20 °C |
| Warranty | - | 2-year warranty |
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