Fitbit Alta HR vs Fitbit Charge 2

Fitbit Alta HR Fitbit Charge 2
Model Fitbit
Alta HR
Charge 2

Basic Info

Suggested Price 149.95 149.95
Price Check Price* Check Price*
Release Mar 2017 Oct 2016


BestBuy Rating 4.5 4.7
Walmart Rating 0.0 4.6


Top Features
  • PurePulse® Continuous heart rate
    Track heart rate all-day & during workouts to better measure calorie burn, optimize workout intensity using heart rate zones, and better understand your health with resting heart rate.
  • Track all daily activity levels
    Track your heart rate, steps taken, stairs climbed, calories burned, distance traveled and active minutes.
  • Better understand your sleep quality
    Monitor how long and how well you sleep. Wake peacefully without disturbing your partner with the silent, vibrating alarm.
  • Relax with guided breathing sessions
    The Relax experience on Charge 2 helps you find moments of calm in your day with personalized guided breathing sessions based on your heart rate.
  • Track and improve your fitness level
    Find out how fit you are with a snapshot of your Cardio Fitness Level and Score (based on VO2 max), viewable in the Fitbit app.
  • Track specific workouts & get real-time stats
    Get more precise tracking and actionable, real-time stats with Multi-sport modes and Connected GPS so you can make instant adjustments during your workouts and improve over time.
  • Sleek design with large OLED display
    A sleek, comfortable design perfect for all-day and night wear with a large interactive display, customizable clock faces and interchangeable bands.
  • Smartphone notifications
    Easily view smartphone notifications on the go and stay connected to what matters most with call, text and calendar alerts.
  • Challenge your friends and celebrate progress for extra motivation
    Share and compete with your friends and family in challenges and on the leaderboard. Earn Fitbit badges and milestone updates.
  • Syncs to select Apple®, Android and Windows devices
    Such as iPhone®, iPad®, iPod® touch and cell phones and tablets with Windows Phone or Android for simple wireless communication.
  • *Distance/speed/pace can only be shared on 3G or 4G devices.
  • Apple, the Apple logo and iTunes are trademarks of Apple Computer, Inc., registered in the U.S. and other countries. iPod is a trademark of Apple Computer, Inc.
  • iPad is a trademark of Apple Inc., registered in the U.S. and other countries

All Features

Feedback Type Vibration alert Vibration alert
Minimum Wrist Size 5.5 inches 6.7 inches
Date/Time Display Time Date and Time
Clock Display Yes Yes
Manufacturer’s Warranty – Labor Not available 1 Year
Color Black Black Silver
Water Resistant Yes No
Display Type OLED AMOLED
Maximum Wrist Size 6.7 inches 8.1 inches
Manufacturer’s Warranty – Parts 1 year 1 Year
Color Category Black Black
Battery Type Other Lithium-polymer
Product Name Alta HR Activity Tracker + Heart Rate (Small) Charge 2 Activity Tracker + Heart Rate (Large)
Size Small Large
Model Number FB408SBKS FB407SBKL
Body Metrics Measured Calories burned Activity vs. inactivity
Additional Accessories Included Charging cable USB charging cable
Brand Fitbit Fitbit
Mobile Operating System Compatibility Apple iOS Apple iOS
Wearing Style Wrist Watch style
Battery Life Up to 7 days
Display OLED
Sizing Fits wrists 6.7 to 8.1″ (17.0 to 20.6 cm) around
Dimensions Not specified by manufacturer
Bluetooth Yes
Box Dimensions (LxWxH) 8.031 x 7.795 x 4.095″
Battery Strength Indicator Yes
App Compatible Yes
Programmable Yes
Rechargeable Yes
Wireless Syncing Yes
Silent Alarm Yes
Interface(s) Bluetooth
Watch Type Sport
GPS Enabled No

More Information

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