Fitbit Aria®

Wi-Fi Smart Scale

Weight Data + More

Track weight, body mass index (BMI), lean mass & body fat percentage.

Multiple Users

Recognises up to eight users while keeping individual results private.

Charts + Graphs

See your stats and progress in easy-to-ready charts & graphs on the Fitbit dashboard.

Tracker Compatible

Works with all Fitbit® trackers and the Fitbit app so you can set goals and use Calorie Coaching to achieve them.

Wireless Syncing

Using your home Wi-Fi network, sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices.

Elegant Design

Built with a polished glass surface, Aria makes a beautiful addition to any home.


What's Included

  • Aria wi-fi smart scale
  • 4 AA batteries

Sensors and Components

  • Weight and BMI: Four load cells measure weight. BMI is calculated and displayed based on weight and height.
  • Body composition: The scale measures body mass using bioimpedance analysis.


  • Backlit LCD display
  • Displays weight, % body fat, and user selection
  • Units in pounds, kilograms, or stones

Battery and Power

Aria uses four AA batteries – no power cable necessary.

  • Battery type: four standard 1.5V AA size batteries (included)


Aria automatically recognises up to eight different people. Your weight data syncs to your private Fitbit dashboard, so you can control what data you share.

  • Measurement range: 9-158 kg

Water Resistance

Aria is designed to work in a humid bathroom environment. Some condensation due to hot showers, etc. will not damage the scale. The scale should not be submerged. Avoid splashing large amounts of water on the scale. To prevent slipping or accidents, please thoroughly dry the glass top before stepping on the scale.


Warning: Do not use if you have a pacemaker or other internal medical device, or are pregnant. Not intended for use by children under 10. Always consult your physician. Slippery when wet.


  • Tempered glass platform
  • ABS bottom housing

Environmental Requirements

You will get the most reliable readings on a hard surface (not carpet).

  • Operating temperature: 0° to 56° C
  • Relative humidity: 0-95%


Aria syncs automatically and wirelessly through your home wi-fi network. Network requirements:

  • Wireless 802.11b
  • WEP/WPA/WPA2 personal security
  • Automatic (DHCP) IP setup (static IP configuration not supported)
  • To set up for the first time, you’ll need one of the following: Windows XP and later, Mac OS X 10.5 and up, iPhone 4S and later, iPad 3 gen. and later, and leading Android and Windows devices

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