How Long Does it Take to Charge a Fitbit – (And Why)?

Exact Answer: 2 hours

Fitbit is a company that produces smart activity tracking smartwatches. These smartwatches keep track of your heart rate, exercise, weight, and steps, among other vital activities.

Fitbit features Android and iOS mobile applications as well as an in-browser dashboard where you will be able to view your progress and log out manually as you work out.

Fitbit is famous for its advanced fitness bands which feature four lines; Alta, Ace, Charge, and Flex. Being one of the best smartwatches brands, we shall be focusing on how long does it take to charge a Fitbit and why.

How Long Does it Take to Charge a Fitbit

How long does it take to charge a Fitbit?

You will require at least two hours for your Fitbit device to be fully charged. The amount of time taken to charge the device does not depend on the charging system you are using.

man wearing fitbit

However, when your device is not near a full drain, it will take an hour or less for it to be fully charged.

Why does it take long for Fitbit to be fully charged?

Fitbit batteries are designed to keep a charge for an extended period of time. This is the main reason as to why you will require a minimum of two hours before your Fitbit device is fully charged.

How long does Fitbit hold a charge?

Fitbit is designed to hold a charge for an extended period. Most Fitbit devices are capable of holding a charge for a minimum of five days. When the low battery or need to be charged, your Fitbit will alert you via its battery icon, audio prompts or LED flashing lights.

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For Ace and Alta Fitbit series, they are equipped with a charging cable at the back of the tracker. To charge the device, you will have the blaze from the wristband.

How to charge your Fitbit

You might consider charging your Fitbit device using a USB port on your computer or a UL-certified USB wall charger or any device with low-energy.

You will then attach the other end of your USB cable to the Fitbit device. You should note that charging it to 100% will take you a minimum of two hours.

For you to extend your Fitbit’s battery life, it is recommended to let it charge to 100% before using it. Furthermore, you might minimize its battery life by turning off or reducing the use of certain features available in the device.

charging fitbit

Preventing the screen from turning on every time you turn wrist will help extend its battery life.


When you want to maintain your Fitbit device for several weeks or even months, you will have to charge it to 100% and turn it off to prevent additional battery consumption. You should note that you will be able to turn off specific

Fitbit gadgets. Furthermore, you should avoid plugging your device on charge when storing it. This will affect your device’s battery life.

However, you should charge the Fitbit smartwatch to 100% once in six months and 100% to other Fitbit devices once per year.


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Hi! I'm Nidhi.

Here at the EHL, it's all about delicious, easy recipes for casual entertaining. So come and join me at the beach, relax and enjoy the food.


  1. I find the recommendations on extending the battery life very helpful. I’ll definitely take note of those!

  2. The information has been a great help for me and I hope to have a long battery life on mine. Thanks!

  3. I think the charging time of 2 hours is acceptable. I don’t mind waiting if the battery life lasts for days.

  4. I’ve never thought about preventing the screen from turning on to save battery. Those are interesting tips.

  5. I’m glad to have learned about the recommendations for maintaining the Fitbit’s battery life. It’s essential information to have.

  6. Charging devices to 100% before use is a practice that I always follow. I’m glad to see it’s recommended for Fitbit too.

  7. Why does it take long for Fitbit to be fully charged? I’m not sure if the explanation provided was satisfactory.

    1. I understand your concern but the article outlines the reasons clearly. It’s due to the design of the batteries.

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