Fitbit Flex vs Fitbit One

Fitbit Flex Fitbit One

Basic Info

Wear TypeWristbandClip
Price$11699$11999Both have the same price
Ratings

Activity & Fitness

Activity Yes YesBoth track daily activity
Calories Yes YesBoth track calories burned
Sleep Yes YesBoth can track your sleep
Heart Rate / Pulse No NoBoth don't monitor heart rate
Distance Yes YesBoth track your running/walking distance
Steps Yes YesBoth track how many steps you take
Stairs / Floors No YesFitbit One counts your climbing stairs or floors
Exercise Tagging No NoBoth don't have exercise tagging
Smart Coach No YesFitbit One provides real time fitness coaching
Goal Setting Yes YesBoth can help with your goals setting
Inactivity Alertn/an/aBoth don't have inactivity alerts

Additional Features

GPS No NoBoth don't have built-in GPS support
Compassn/an/aBoth don't have a compass
Watch / Clock Yes YesBoth have watch
Alarm Clock Yes YesBoth have alarm clock
Reminders Yes YesBoth have reminder app
Stopwatch No NoBoth don't have stopwatch
Music Playbackn/an/aBoth don't have music playback
ReportsActivity, SleepActivity, Sleep

Smartphone Remote Features

Notifications No NoBoth don't have phone notifications
Caller ID No NoBoth don't show caller ID notification
Music Control No NoBoth don't have phone music control
Call Controln/an/aBoth don't have call control
Camera Controln/an/aBoth don't have camera control
Find Phonen/an/aBoth don't have a find phone feature

Battery

Duration5 days10 daysFitbit One battery life is about 2.0 times longer
Battery TypeRechargeable BatteryRechargeable Battery

Physical Specs

Weather Resistance Yes Yes
Waterproof No No
IP Ratingn/an/a
Weightn/a8 grams

User Interface

DisplayLED LightsOLED Screen
Display Sizen/an/a
Screen Resolution n/a n/a
Color Displayn/an/a
Touch Screenn/an/a

Compatibility

Android Yes YesBoth compatible with Android devices
iOS Yes YesBoth compatible iOS devices
OS X/Mac Yes YesBoth compatible MAC OS X laptops and PCs
Windows Phone Yes YesBoth compatible with Windows Phone devices
Windows Yes YesBoth can help find your smartphone
Web Portal Yes YesBoth have access to online web portal
Social Featuresn/an/aBoth don't have social features

Connectivity

Bluetooth Yes YesBoth have Bluetooth data transfer technology
Wi-Fi No NoBoth don't have Wi-Fi connection
NFC No NoBoth don't have NFC connectivity
ANT+ No NoBoth don't provide ANT+ wireless technology
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Fitbit Flex

Fitbit One