We would like to introduce and list everything you need to know about the Forerunner series of Garmin via our Garmin Forerunner Review for 55, 245, 945 and 945 LTE.

We have put together following table to help you better understand the Garmin Forerunner Review:
Review for# | Forerunner 945 LTE | Forerunner 945 | Forerunner 55 | Forerunner 245 |
---|---|---|---|---|
Lens Material | Corning® Gorilla® Glass DX | Corning® Gorilla® Glass DX | Chemically strengthened glass | Corning® Gorilla® Glass 3 |
QuickFit™ watch band compatible | yes (22 mm compatible) | yes (22 mm compatible) | yes (20 mm, Industry standard) | yes (20 mm, Industry standard) |
Physical size | 44.4 x 44.4 x 13.9 mm Fits wrists with a circumference of 128-218 mm | 47 x 47 x 13.7 mm Fits wrists with a circumference of 130-220 mm | 42 x 42 x 11.6 mm Fits wrists with a circumference of 126-203 mm | 42.3 x 42.3 x 12.2 (mm) Fits wrists with a circumference of 127-204 mm |
Display resolution | 240 x 240 pixels | 240 x 240 pixels | 208 x 208 pixels | 240 x 240 pixels |
Battery life | Smartwatch Mode: Up to 2 weeks GPS mode with music: Up to 12 hours GPS mode with LTE LiveTrack: Up to 10 hours GPS mode with music and LTE LiveTrack: Up to 7 hours GPS mode without music: Up to 35 hours | Smartwatch Mode: Up to 2 weeks GPS mode with music: Up to 10 hours GPS mode without music: Up to 36 hours | Smartwatch Mode: Up to 2 weeks GPS mode: Up to 20 hours | Smartwatch Mode: Up to 7 days GPS mode: Up to 24 hours |
Water Resistance | 5 ATM | 5 ATM | 5 ATM | 5 ATM |
Connectivity | Bluetooth®, ANT+®, Wi-Fi®, LTE (with subscription) | Bluetooth®, ANT+®, Wi-Fi® | Bluetooth®, ANT+® | Bluetooth®, ANT+® |
Music storage | Up to 1000 songs | Up to 1000 songs | No | Yes, for only Forerunner 245 Music |
Heart Rate Monitor, GPS, Accelerometer | Yes | Yes | Yes | Yes |
Pulse Ox Blood Oxygen Saturation | Yes | Yes | No | Yes |
All Activity Tracking Features | Same | Same | Same | Same |
Expert Review | Read Review | Read Review | Read Review | Read Review |
Latest Price Tag | Check on Amazon | Check on Amazon | Check on Amazon | Check on Amazon |
Here is the list of our related articles that you may want to read about Garmin Smart Watches:
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Forerunner 55 Short Review

The Garmin Forerunner 55 is an entry level running watch. Altough, it is not as pricey as the high-end smart watches, it still features all the necessary functions which has been expected from a running watch. The key Garmin features for the activity traction has been included in the Forerunner 55. For further reading on Garmin Forerunner 55 Review, we recommend checking the:
Related article “Compare Garmin Forerunner 45 vs 55”
Forerunner 245 Short Review

The Garmin Forerunner 245 is in between the Forerunner 55 and 945 considering the overall features and performance. This mid-level running watch has a decent battery consumption. Actually, beside the premium features comes with high-end Garmin products, the main difference is just about the battery consumption. The basic functions, “activity tracking”, are the same for all Garmin Forerunner series. For further reading on Garmin Forerunner 245 Review, we recommend checking the:
Related article “Compare Garmin Forerunner 235 vs 245”
Forerunner 945 & 945 LTE Insights

The Garmin Forerunner 945 LTE and 945 are the high-end running watches. These two are the most popular ones when it comes to activity tracking. Both has tons of features, and deserves high credit for their top performance. We only recommend these two watches to people who are experienced runners. Because, they are premium running watches and highly expensive compare to Forerunner 45 and 235 series. For further reading on Garmin Forerunner 945 Review, we recommend checking the:
Related article “Compare Garmin Forerunner 945 LTE vs 945”