Best 2024 Activity & Fitness Trackers for battery life

#1 RingConn Gen 2
4.8

Battery life was the strongest consensus point, repeatedly described as excellent, impressive, and far longer than competing smart rings.

Pros: subscription value, weight

Cons: Strava compatibility, third-party app compatibility

#2 Xiaomi Smart Band 9 Pro
4.8

Battery life was a major consensus strength, repeatedly described as excellent, multi-week, or much better than mainstream smartwatches.

Pros: workout mode variety, durability

Cons: activity reminders, calorie tracking usefulness

#3 Renpho LYNX Smart Ring
4.6

Battery life was the clearest consensus strength, with almost every reviewer praising week-plus performance, even when one reviewer raised long-term degradation concerns.

Pros: activity reminders, charging speed

Cons: swimming tracking, workout mode variety

#4 Xiaomi Smart Band 9
4.4

Battery life was one of the strongest areas, with most reviewers reporting a week or much more, though heavy always-on use reduced it for some.

Pros: subscription value, cadence tracking

Cons: fit, GPS accuracy

#5 Samsung Galaxy Ring
4.3

Battery life was generally a strength, often near a week, though long-term degradation and shorter real-world results appeared in some reviews.

Pros: weight, charging convenience

Cons: sleep apnea monitoring, calorie tracking usefulness

#6 Xiaomi Smart Band 9 Active
4.3

Battery life was the strongest consensus win, praised across nearly every review even when 18 days was called optimistic under heavier use.

Pros: alarm function, data syncing reliability

Cons: connected GPS reliability, GPS accuracy

#7 Oura Ring 4
4.3

Battery life was widely praised as better than smartwatches and improved from Gen 3, though real-world results often fell short of the eight-day claim.

Pros: GPS accuracy, swimming tracking

Cons: alarm function, calorie tracking usefulness

#8 Amazfit Helio Ring
2.6

Battery life was the most repeated concern, commonly landing around two to four days and often falling short of competitors or reviewer expectations.

Pros: distance tracking accuracy, pairing reliability

Cons: automatic workout detection, activity reminders