Best 2023 Smartwatches for fitness tracking accuracy

#1 Garmin Venu 3
4.7

Fitness tracking accuracy is strongly positive across reviews, especially for workout data, general activity tracking, distance, GPS-based exercise, and sensor-driven workout feedback.

Pros: health tracking accuracy, software smoothness

Cons: LTE connectivity, mapping and navigation

#2 Garmin Forerunner 265
4.6

Fitness tracking accuracy was broadly praised for runs, rides, swims, and general workouts, with only running-dynamics precision described as approximate.

Pros: step counting accuracy, third-party app support

Cons: ECG functionality, LTE connectivity

#3 Garmin Epix Pro (Gen 2)
4.6

Fitness tracking accuracy is a major strength overall, with praise for reliability, workload tracking, and rich exercise data, despite concerns about some derived metrics.

Pros: GPS accuracy, charging speed

Cons: ECG functionality, voice assistant quality

#4 Garmin Vivoactive 5
4.5

Fitness tracking accuracy was consistently praised, with reviewers comparing workout, GPS, and rowing data favorably.

Pros: fitness tracking accuracy, wellness insights

Cons: software smoothness, ECG functionality

#5 Garmin Forerunner 965
4.4

Fitness tracking accuracy was broadly praised across distance, elevation, running dynamics, and sports metrics, with gym heart-rate caveats.

Pros: water resistance, workout tracking variety

Cons: LTE connectivity, ECG functionality

#6 Garmin fēnix 7X Pro
4.3

Fitness tracking accuracy was praised by lab and review testing, but one backcountry user found strength and non-activity tracking less impressive.

Pros: GPS accuracy, app ecosystem

Cons: ECG functionality, calorie tracking usefulness

#7 Casio G-Shock GBD-H2000
4.0

Overall fitness tracking is broadly respected, especially for casual running and activity logging, though one review flagged wider data discrepancies.

Pros: brightness, charging convenience

Cons: ECG functionality, stress tracking

#8 Garmin vivomove Trend
3.7

Fitness tracking accuracy was acceptable for casual workouts, but reviewers repeatedly framed the data and on-watch workout experience as stripped down or merely decent.

Pros: activity auto-detection, build quality

Cons: blood oxygen tracking, Bluetooth connectivity

#9 Withings ScanWatch Light
3.7

Fitness tracking accuracy is mixed-to-good: some runs were close enough or better than expected, while sports-watch credentials were still described as mixed.

Pros: comfort, build quality

Cons: call handling, contactless payments

#10 Withings ScanWatch Nova
3.7

Fitness tracking accuracy was mixed, ranging from good workout measurements to specific inaccuracies in automatically logged activities.

Pros: battery life, heart rate accuracy

Cons: third-party app support, GPS accuracy

#11 TicWatch Pro 5
3.7

Fitness tracking accuracy was broadly usable for casual workouts, but reviewers disagreed on whether it was reliable enough for serious athletes.

Pros: contactless payments, battery life

Cons: voice assistant quality, LTE connectivity

#12 Withings ScanWatch 2
3.5

Fitness tracking was adequate for casual users but not serious athletes, with some accurate outdoor data and several complaints about incomplete or basic workout metrics.

Pros: Bluetooth connectivity, pairing reliability

Cons: third-party app support, contactless payments

#13 Amazfit GTR Mini
3.5

Fitness tracking accuracy was context-dependent: some reviewers found it satisfactory or excellent, while one called it ballpark and another noted indoor calibration needs.

Pros: pairing reliability, workout tracking variety

Cons: contactless payments, onboard music storage

#14 Xiaomi Redmi Watch 4
3.4

Fitness tracking accuracy is mixed, with serious caveats from some reviewers and more positive reference-level impressions from others.

Pros: battery life, software smoothness

Cons: contactless payments, recovery insights

#15 Amazfit Bip 5
3.4

Fitness tracking accuracy is inconsistent, ranging from bad or imperfect sensor data in some tests to accurate GPS workout comparisons and one owner saying core tracking works great.

Pros: comfort, touchscreen responsiveness

Cons: calorie tracking usefulness, onboard music storage

#16 Suunto Vertical
3.2

Fitness prediction accuracy was mixed, with one reviewer finding race estimates overly ambitious.

Pros: battery life, durability

Cons: resume later function, ECG functionality

#17 Samsung Galaxy Watch 6
3.1

Fitness accuracy was mixed: general tracking looked good in some tests, but weight training and serious training accuracy drew notable criticism.

Pros: voice assistant quality, music controls

Cons: blood oxygen tracking, cross-platform compatibility

#18 Xiaomi Watch 2 Pro
3.0

Fitness tracking accuracy was polarizing: some reviewers reported accurate or responsive exercise tracking, while others found bugs, weak sports-watch value, and average accuracy.

Pros: pairing reliability, outdoor visibility

Cons: ECG functionality, running power support

#19 Casio G-Shock DW-H5600
2.9

Fitness tracking works for casual use, but reviewers repeatedly warned that accuracy and depth fall short of dedicated fitness watches.

Pros: durability, outdoor visibility

Cons: app ecosystem, third-party app support

#20 Garmin Approach S70
2.5

Fitness tracking accuracy has a clear caveat: one reviewer saw golf-cart movement distort distance and stair-related activity data.

Pros: recovery insights, GPS accuracy

Cons: software smoothness, fitness tracking accuracy