Push past your limits with this sleek swimproof tracker packed with built-in GPS, innovative heart rate features, Fitbit Pay and more.*
SEE THE IMPACT OF YOUR HARD WORK
Know more about your runs and rides and see if your efforts are paying off with advanced fitness features.
BRING MORE HEART TO EVERY WORKOUT
Use new personalized heart rate features to better understand your workouts and progress toward your goals.
GET CONVENIENCE ON THE GO
Make life easier with access to a variety of smart features, notifications and apps right on your wrist.
24/7 HEART RATE
Better track calorie burn, optimize workouts and uncover health trends that inspire you to make moves on your goals.
See your pace and distance for outdoor runs, rides and hikes right on Charge 4, then see a map of your workout in the Fitbit app.
ACTIVE ZONE MINUTES
This feature alerts you to which heart rate zone you’re in so you can see if you’re working hard enough to reach your goals.
HEART RATE ZONES
Get a more personalized view of when you’re in Fat Burn, Cardio or Peak zone based on your age and resting heart rate.
UP TO 7 DAY BATTERY LIFE
With a long battery life—including up to 5 hours when using GPS—you can do more with less charging. Varies with use and other factors.
Load your favorite credit and debit cards to make purchases on the go—at transit stations, your favorite stores and more.* See availability at ftbit.com/ftbit-pay/banks
WORKOUT INTENSITY MAP - IN APP ONLY
Learn even more about your outdoor exercises with a workout intensity map that shows your heart rate zones throughout your route.
GOAL-BASED EXERCISE MODES
Go into exercise mode during your favorite workouts to set a goal for each workout and see real-time progress of your effort on screen.
With the Spotify app, you can control your music, save songs and browse playlists & podcasts all from your wrist. Premium subscription required. Not available in all countries.
SLEEP STAGES & SCORE
Track time in light, deep and REM stages and get a nightly Sleep Score in the Fitbit app to better understand your sleep quality.
RESTING HEART RATE
Record your resting heart rate, track heart rate trends over time and follow your health and fitness progress.
REMINDERS TO MOVE
Keep yourself on track toward your goals with fun, on-screen reminders that encourage you to move throughout the day.
NOTIFICATIONS & APPS
Stay connected with smartphone alerts and apps like weather and timer. Plus, Android users can send quick replies to messages. Available when phone is nearby.
Women can use Fitbit Charge 4 with the Fitbit app to track periods, record symptoms, see a predicted ovulation calendar and more.
WORKS WITH FITBIT APP
Set goals, track progress and get a more complete picture of your health and fitness— all on your dashboard in the Fitbit app.
Easily see your stats all day, thanks to a large touchscreen and backlit display that adjusts to different lighting conditions.
CLOCK FACES & ACCESSORIES
Personalize your tracker with accessories in a variety of styles, plus choose from dozens of unique clock faces. Accessories sold separately.
ALL-DAY ACTIVITY & SLEEP TRACKING
Track steps, distance, floors climbed, calories burned and Active Zone Minutes and see how every part of your day adds up.
Designed to be water resistant to 50M, Charge 4 automatically tracks swim workouts and can be worn in the shower, pool and beyond.*
GUIDED BREATHING SESSIONS
Take a moment for mindfulness by following an on-screen guided breathing session that’s based on your heart rate.
Charge 4 automatically syncs to iOS and Android devices to show your stats, trends and progress on your Fitbit dashboard.
*Water resistant up to 50 meters.