Memorial Day

Our office will be closed Friday, May 24th and Monday, May 27th in observance of Memorial Day. We will reopen at regular business hours on Tuesday, May 28th.

ActiGraph wGT3X-BT

ActiGraph wGT3X-BT®

High Resolution Acceleration Data

The wGT3X-BT is ActiGraph’s proven, legacy wearable device used by researchers around the world for continuous, real-world monitoring of activity, mobility and sleep.

WGT3X-BT's reliable, versatile, and ease-to-use design empowers researchers to collect high-quality data needed to advance your scientific questions.



  * 30 Days at default 32 Hz sample rate
** Available upon request

What's Inside the Watch

Group (2)

Bluetooth Smart Enabled

Group

Rugged and Durable Design

display icon

25-Days Battery Life

ActiGraph wGT3X-BT

Reliable

The wGT3X-BT is ActiGraph’s legacy/original wearable device for continuous, real-world monitoring of activity, mobility and sleep:

  • Versatile Wear Locations: wGT3X-BT offers maximum wear position flexibility with options for wrist, waist, ankle and lumbar worn devices.
  • Ambient Light Sensor: Integrated light sensor that delivers lux values alongside motion data, providing insights into the relationship between the participant environment and activity and sleep behaviors.
  • Wear Time Sensor: Wear time sensor on the back of the device uses capacitive touch technology to automatically detect when a wrist worn device has been removed.

Declaration of Conformity

High Resolution Raw Data

Participant raw data can be collected at sample rates ranging from 30Hz-100Hz and transferred directly to researchers for analysis.

Raw Data

Versatile Wear Locations

wGT3X-BT offers maximum wear position flexibility with options for wrist, waist, ankle and lumbar worn devices, allowing researchers to capture a wide variety of digital measures.

Wear Locations

Bluetooth® LE

wGT3X-BT can support a variety of wireless features, including heart rate monitoring, proximity detection, and communications with ActiGraph's suite of mobile applications.

Bluetooth® Smart
ActiGraph wGT3X-BT
Validated Algorithms

Validated Algorithms

Data can be converted into a variety of objective activity and sleep measures using publicly available algorithms developed and validated by members of the research community.


Ambient Light Sensor

Ambient Light Sensor

Integrated light sensor that delivers lux values alongside motion data, providing insights into the relationship between the participant environment and activity and sleep behaviors.


Wear Time Sensor

Wear Time Sensor

Wear time sensor on the back of the device uses capacitive touch technology to automatically detect when a wrist worn device has been removed, simplifying adherence monitoring and data cleaning.

Optimized for Everyday Activity and Sleep Patterns

ActiGraph wGT3X-BT is compatible with

Woven Nylon Wristband

Woven Nylon Wristband

wGT3X-BT Belt Pouch

wGT3X-BT Belt Pouch

USB Cable

USB Cable

Elastic Belt

Elastic Belt


ActiGraph wGT3X-BT Tech Specs

The ActiGraph wGT3X-BT is designed to deliver exceptional performance in monitoring everyday activities and sleep patterns.

ActiGraph wGT3X-BT Specifications

 

  • Battery Life: 25 Days
  • Data Storage: 180 Days / 4GB
  • Sample Rate: 30-100 Hertz
  • Primary Accelerometer: +/- 8G
  • Dimensions: 4.6 x 3.3 x 1.5 cm
  • Wear Location: Wrist, Waist, Ankle, Thigh
  • Weight: 19 grams
  • Communication: USB, Bluetooth® LE
  • Water Resistance: IPX7 (1 meter, 30 minutes)
  • Warranty: 1 year
ActiGraph wGT3X-BT Measurements

 

Physical Activity
  • Total Movement
  • Moderate to Vigorous Physical Activity (MVPA)
  • Non-Sedentary Time
  • Step Count
  • Energy Expenditure

Sleep
  • Total Sleep Time (TST)
  • Sleep Efficiency (SE)
  • Wake After Sleep Onset (WASO)
  • Sleep Onset Latency (SOL)
  • Sleep Fragmentation Index
ActiGraph wGT3X-BT Specifications

The ActiGraph wGT3X-BT is optimized for everyday activity & sleep monitoring

Specifications

  • Battery Life: 25 Days
  • Data Storage: 180 Days / 4GB
  • Sample Rate: 30-100 Hertz
  • Dynamic Range: +/- 8G
  • Dimensions: 4.6 x 3.3 x 1.5 cm
  • Wear Location: Wrist, Waist, Ankle, Thigh
  • Weight: 19 grams
  • Communication: USB, Bluetooth® LE
  • Water Resistance: IPX7 (1 meter, 30 minutes)
  • Warranty: 1 year

Measurements

Physical Activity
  • Total Movement
  • Moderate to vigorous physical activity (MVPA)
  • Non-sedentary time
  • Step count
  • Energy Expenditure
Sleep
  • Total sleep time (TST)
  • Sleep efficiency (SE)
  • Wake after sleep onset (WASO)
  • Sleep onset latency (SOL)
  • Sleep fragmentation index

ActiGraph

Pioneering the Digital Transformation of Clinical Research