The Garmin Forerunner 70 and Garmin Forerunner 170 are two GPS running watches designed for runners looking for an excellent balance between simplicity, performance and training follow-up. Visually very similar, they share the same 1.2″ AMOLED display, the same compact size and the same key Garmin running functions. The Forerunner 170, however, stands out for its more advanced performance- and connectivity-oriented features. Garmin Forerunner 70 vs Garmin Forerunner 170: our guide to choosing the model that’s right for you.
Both models use a similar technical base with :
However, the Garmin Forerunner 170 adds several premium functions:
The Forerunner 70 offers greater autonomy and a more affordable price.
| Features | Forerunner 70 | Forerunner 170 |
|---|---|---|
| Screen | 1.2″ AMOLED | 1.2″ AMOLED |
| Dimensions | 42.6 x 42.6 x 11.9 mm | 42.6 x 42.6 x 11.9 mm |
| Weight | 40 g | 41 g |
| Watch autonomy | Up to 13 days | Up to 10 days |
| GPS | Multi-GNSS | Multi-GNSS |
| Music | No | Yes (Music version) |
Both models remain very comfortable for everyday running and extended wear.

Forerunner 70 and 170 feature the same high-definition AMOLED touchscreen
The user experience therefore remains similar on both models.
The Forerunner 70 offers greater autonomy and a more affordable price.
| Mode | Garmin Forerunner 70 | Garmin Forerunner 170 |
|---|---|---|
| Watch mode | Up to 13 days | Up to 10 days |
| Always-On | Up to 5 days | Up to 4 days |
| GPS only | Up to 11 pm | Up to 8 pm |
| Multi-GNSS | Up to 4 pm | Up to 2 pm |
For users who value endurance and autonomy, the Forerunner 70 has a clear advantage.
Visit Forerunner 70 and 170 offer advanced running tracking tools:
Forerunner 170 goes further with :
It’s best suited to runners wishing to deepen their training data.
The Forerunner 170 is therefore more complete for everyday connected use.
| Garmin Forerunner 70 | Garmin Forerunner 170 |
|---|---|
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The Forerunner 170 adds premium features such as Garmin Pay™, additional sensors and a Music version with integrated audio storage.
Yes, it already incorporates many advanced functions such as Garmin Coach, VO2 Max and multi-GNSS GPS tracking.
The Garmin Forerunner 70 offers longer battery life, up to 13 days in watch mode.
Yes, via the Forerunner 170 Music version, which lets you store and listen to music without a smartphone.
Yes, they both use a 1.2″ AMOLED touch screen with 390 x 390 px resolution.
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