FORERUNNER 955 Owner’s Manual

Battery Life Information

The actual battery life depends on the features enabled on your watch, such as activity tracking, wrist-based heart rate, phone notifications, GPS, and connected sensors.

Mode

Battery Life

Activity mode with GPS Only mode and wrist-based heart rate

Up to 42 hr.

Up to 49 hr.
with solar1

Activity mode with GPS Only mode, wrist-based heart rate, and music playback

Up to 10.5 hr.

Activity mode with All Systems mode and wrist-based heart rate

Up to 31 hr.

Up to 34 hr.
with solar1

Activity mode with All Systems mode, wrist-based heart rate, and music playback

Up to 10 hr.

Activity mode with All + Multi-Band mode and wrist-based heart rate

Up to 20 hr.

Up to 22 hr.
with solar

Activity mode with All + Multi-Band mode, wrist-based heart rate, and music playback

Up to 8.5 hr.

Activity mode with UltraTrac mode and wrist-based heart rate

Up to 80 hr.

Up to 110 hr.
with solar1

Smartwatch mode

Up to 15 days

Up to 20 days
with solar2

1With use in 50,000 lux conditions

2All-day wear with 3 hr./day outside in 50,000 lux conditions