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Buying Guide

Best Fitness Tracker For Kids: Expert Reviews & Comparison Guide 2025

Independent analysis and expert recommendations to help you choose the perfect fitness tracker for kids

Our editorial team has rigorously tested and analyzed 4659 fitness tracker for kids to bring you our expert recommendations. We've evaluated each product based on performance, value, features, and user satisfaction to help you make an informed decision.

Advertising disclosure
1
BIGGERFIVE Smart Watch for Kids, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Calorie Step Counter, Puzzle Games with/Without APP for Girls Boys Teens 5-16, Black
2
BIGGERFIVE Smart Watch for Kids No APP No Phone Needed, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Step Counter, Puzzle Games for Girls Boys Teens 5-16, Blue
3
Fitbit Inspire 3 Health &-Fitness-Tracker with Stress Management, Workout Intensity, Sleep Tracking, 24/7 Heart Rate and more, Midnight Zen/Black One Size (S & L Bands Included)
4
Fitbit Ace 3 Activity-Tracker for Kids 6+ One Size, Black/Racer Red
5
BIGGERFIVE Vigor 3 Kids Fitness Tracker Watch, AMOLED Screen, No App No Phone Needed, 3ATM Waterproof, Heart Rate and Sleep Monitor, Pedometer Watch, Sports Step Counter for Boys Girls Ages 5-15, Blue
Our Score
9.8
Exceptional
9.8
Exceptional
9.7
Exceptional
9.5
Superb
9.4
Superb
To Amazon
Model
BIGGERFIVE Smart Watch for Kids, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Calorie Step Counter, Puzzle Games with/Without APP for Girls Boys Teens 5-16, Black
BIGGERFIVE Smart Watch for Kids No APP No Phone Needed, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Step Counter, Puzzle Games for Girls Boys Teens 5-16, Blue
Fitbit Inspire 3 Health &-Fitness-Tracker with Stress Management, Workout Intensity, Sleep Tracking, 24/7 Heart Rate and more, Midnight Zen/Black One Size (S & L Bands Included)
Fitbit Ace 3 Activity-Tracker for Kids 6+ One Size, Black/Racer Red
BIGGERFIVE Vigor 3 Kids Fitness Tracker Watch, AMOLED Screen, No App No Phone Needed, 3ATM Waterproof, Heart Rate and Sleep Monitor, Pedometer Watch, Sports Step Counter for Boys Girls Ages 5-15, Blue
BrandBIGGERFIVEBIGGERFIVEFitbitFitbitBIGGERFIVE
Sale22% Off24% Off30% Off12% Off28% Off
Reviews
919 reviews
16033 reviews
3226 reviews
19904 reviews
13522 reviews
Tech Specs
Display Size1.8"1.8"Not specifiedNot specifiedNot specified
Display TypeHD touchHD touchColor touchscreenNot specifiedAMOLED
Battery Life (days)Not specifiedNot specifiedUp to 10Up to 8Up to 10
Water ResistanceIP68IP6850 meters50 meters3ATM
Heart RateReal-timeReal-time24/7Not specifiedContinuous
Sleep TrackingYesYesAutomatic sleep trackingSleep trackingSleep stages
Sports Modes80 modes80 modes20+ modesNot specified10 modes
OS CompatibilityAndroid 6.0+ / iOS 9.0+Android 6.0+ / iOS 9.0+Not specifiedNot specifiedNot specified
Standalone OperationOptional (with/without app)Yes (no app needed)Paired for notificationsManaged via family accountYes (no phone/app required)
PedometerSteps, distance, caloriesSteps, distance, caloriesAll-day activity trackingAll-day activity trackingPedometer / step counter
Available On
Amazon Logo
Amazon Logo
Amazon Logo
Amazon Logo
Amazon Logo
Advertising disclosure
1
BIGGERFIVE Smart Watch for Kids, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Calorie Step Counter, Puzzle Games with/Without APP for Girls Boys Teens 5-16, Black
2
BIGGERFIVE Smart Watch for Kids No APP No Phone Needed, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Step Counter, Puzzle Games for Girls Boys Teens 5-16, Blue
3
Fitbit Inspire 3 Health &-Fitness-Tracker with Stress Management, Workout Intensity, Sleep Tracking, 24/7 Heart Rate and more, Midnight Zen/Black One Size (S & L Bands Included)
4
Fitbit Ace 3 Activity-Tracker for Kids 6+ One Size, Black/Racer Red
5
BIGGERFIVE Vigor 3 Kids Fitness Tracker Watch, AMOLED Screen, No App No Phone Needed, 3ATM Waterproof, Heart Rate and Sleep Monitor, Pedometer Watch, Sports Step Counter for Boys Girls Ages 5-15, Blue
Our Score
9.8
Exceptional
9.8
Exceptional
9.7
Exceptional
9.5
Superb
9.4
Superb
To Amazon
Model
BIGGERFIVE Smart Watch for Kids, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Calorie Step Counter, Puzzle Games with/Without APP for Girls Boys Teens 5-16, Black
BIGGERFIVE Smart Watch for Kids No APP No Phone Needed, 1.8" Fitness Tracker Watch Pedometer, Heart Rate, Sleep Monitor, IP68 Waterproof, Step Counter, Puzzle Games for Girls Boys Teens 5-16, Blue
Fitbit Inspire 3 Health &-Fitness-Tracker with Stress Management, Workout Intensity, Sleep Tracking, 24/7 Heart Rate and more, Midnight Zen/Black One Size (S & L Bands Included)
Fitbit Ace 3 Activity-Tracker for Kids 6+ One Size, Black/Racer Red
BIGGERFIVE Vigor 3 Kids Fitness Tracker Watch, AMOLED Screen, No App No Phone Needed, 3ATM Waterproof, Heart Rate and Sleep Monitor, Pedometer Watch, Sports Step Counter for Boys Girls Ages 5-15, Blue
Brand
BIGGERFIVEBIGGERFIVEFitbitFitbitBIGGERFIVE
Sale
22% Off24% Off30% Off12% Off28% Off
Reviews
919 reviews
16033 reviews
3226 reviews
19904 reviews
13522 reviews
Tech Specs
Display Size
1.8"1.8"Not specifiedNot specifiedNot specified
Display Type
HD touchHD touchColor touchscreenNot specifiedAMOLED
Battery Life (days)
Not specifiedNot specifiedUp to 10Up to 8Up to 10
Water Resistance
IP68IP6850 meters50 meters3ATM
Heart Rate
Real-timeReal-time24/7Not specifiedContinuous
Sleep Tracking
YesYesAutomatic sleep trackingSleep trackingSleep stages
Sports Modes
80 modes80 modes20+ modesNot specified10 modes
OS Compatibility
Android 6.0+ / iOS 9.0+Android 6.0+ / iOS 9.0+Not specifiedNot specifiedNot specified
Standalone Operation
Optional (with/without app)Yes (no app needed)Paired for notificationsManaged via family accountYes (no phone/app required)
Pedometer
Steps, distance, caloriesSteps, distance, caloriesAll-day activity trackingAll-day activity trackingPedometer / step counter
Available On
Amazon Logo
Amazon Logo
Amazon Logo
Amazon Logo
Amazon Logo
Our Research Process: We combine independent testing, expert analysis, and comprehensive user review analysis to provide unbiased recommendations.
Buying Guide

How to Buy a Kids Fitness Tracker or Smartwatch

This short guide helps you pick the right kids fitness tracker or smartwatch. It covers the most important buying factors, the main product types, must‑check specifications, where to buy, common mistakes to avoid, and quick expert tips so you can decide fast and confidently.

Key factors to consider

Age and size: choose a watch with an adjustable, durable strap and a screen size suited to the child’s wrist so it stays comfortable during play.
  • Battery life: look for 5 to 10 days between charges so kids spend more time using the device and less time charging it.
  • Durability and water resistance: at minimum IP68 or 3ATM for splash and swim protection if your child will wear it in the pool.
  • Sensors and tracking: reliable step counting, heart rate monitoring, and sleep tracking are the core health features to compare.
  • Standalone vs app-dependent: decide if you want a watch that works out of the box or one that pairs with a parent app for deeper data and settings.
  • Notifications and connectivity: Bluetooth alerts are useful but many kids watches do not support SIM calling. Check if you need message or social app notifications.

Types and important features to prioritize

Main types
  • Basic activity trackers: simple step counter and sleep tracking, usually very affordable and easy to use.
  • Multi-sport kids watches: include multiple sport modes and more detailed activity data for active kids.
  • Standalone watches: work without a phone or app, good for younger kids or those without a paired device.
  • App-integrated trackers: offer custom watch faces, parental controls, and deeper analytics via an app.
Important features to check
  • Screen: larger color touchscreens (around 1.5" to 1.8") are easier for kids to navigate; AMOLED gives brighter, sharper visuals.
  • Sports modes: 10 to 80 modes exist; pick enough modes to match the child’s activities.
  • Health monitoring: continuous heart rate and sleep stage tracking provide more useful health insights than one-off measurements.
  • Extras: vibration alarms, reminders (hydration, sitting), games or virtual pets can boost long-term use but confirm they are lockable during school.
  • Charging method: magnetic chargers are convenient; check advertised charge time and claimed runtime.

Where to buy, common mistakes, and buying tips

Where to buy
  • Online marketplaces: best for range, price comparisons, and user reviews. Check seller ratings and the returns policy.
  • Big-box retail stores: let you try strap fit and screen size in person before buying.
Common mistakes to avoid
  • Buying on price alone: very cheap models may skimp on waterproofing or sensor accuracy.
  • Assuming all trackers are swim-proof: confirm the exact rating and whether it covers pool use.
  • Overlooking app requirements: some watches need a specific app and compatible phone OS to unlock features.
  • Ignoring comfort: a great feature set is useless if the child refuses to wear the watch.
Quick buying tips
  • Match features to the child’s needs, not the ad copy. If you want long battery life and simple tracking, a standalone tracker is often enough.
  • Look for multiple sports modes and reliable heart rate monitoring if the child is very active.
  • Read recent customer reviews for real-world battery and durability feedback.
  • Confirm warranty and return options so you can test fit and functionality risk-free.

Final Thoughts

Pick a watch that fits the child comfortably, offers the sensors and water resistance you need, and matches your preference for app integration. For most families a mid-priced model with 5 to 10 day battery life, swim-proof rating, heart rate and sleep tracking, and simple parental controls is the best balance of value and functionality.