Fitbit Alta vs. Fitbit Flex 2 vs. Fitbit One vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
Alta
Flex 2
One
Vivofit 4
Forerunner 45
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$130$100$100$79.95$199
Release20162016201220182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days10-14 days1 year7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a88 x 88208 x 208
Sizen/an/an/aNA1.04 inches
Touchn/an/a
TypeOLEDLEDOLEDNALCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMSplast Resistant5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aBuilt-in
Apps
Music

All Wearables