Tracking and training
Blood oxygen tracking
Apple Watch Ultra 3No score yet
Garmin Forerunner 970
4.0
PulseOx-related evidence centered on improved practicality, with one reviewer finding breathing-variation tracking no longer caused a notable overnight battery penalty.
Stress tracking
Apple Watch Ultra 3No score yet
Garmin Forerunner 970
5.0
Stress tracking received strong praise from the one reviewer who directly evaluated it, especially for reflecting migraine-related strain and adjusting recovery guidance.
Controls and connectivity
Bluetooth connectivity
Apple Watch Ultra 3No score yet
Garmin Forerunner 970
4.5
Bluetooth evidence was narrow but positive, with one reviewer reporting AirPods pairing and use without dropouts on multiple runs.
Review contexts may differ, so use caution when interpreting the score gap.
Music controls
Apple Watch Ultra 3
4.5
Music controls and Apple Music access were praised as joyful when running without an iPhone.
Garmin Forerunner 970No score yet
Onboard music storage
Apple Watch Ultra 3No score yet
Garmin Forerunner 970
4.1
Onboard music was positively received for offline storage and improved GPS-plus-music endurance, making music more practical on longer activities.
Pairing reliability
Apple Watch Ultra 3No score yet
Garmin Forerunner 970
3.0
Pairing reliability had limited evidence, with one reviewer noting the Garmin Connect pairing process took several attempts.
Review contexts may differ, so use caution when interpreting the score gap.
Smartphone notifications
Apple Watch Ultra 3
4.4
Notification handling benefited from wrist-flick and gesture improvements that reviewers found useful for dismissing alerts.
Garmin Forerunner 970No score yet
Battery and charging
Charging speed
Apple Watch Ultra 3
3.8
Charging speed was mixed-to-positive: reviewers liked 80% charging in about 45 minutes, but one saw little generational improvement.
Garmin Forerunner 970No score yet
Other features
ECG functionality
Apple Watch Ultra 3No score yet
Garmin Forerunner 970
4.0
ECG was generally seen as a meaningful premium health addition, though reviewers stressed it is manual, sometimes a hassle to enable, and not continuous monitoring.
Flashlight usefulness
Apple Watch Ultra 3No score yet
Garmin Forerunner 970
4.8
Reviewers repeatedly treated the LED flashlight as a major practical upgrade, useful for night runs, hotels, errands, and everyday visibility.
LTE connectivity
Apple Watch Ultra 3
3.5
Cellular/5G was mixed: one reviewer saw stronger weak-signal reception, while another found little real-world benefit.
Garmin Forerunner 970No score yet