Fitbit Alta vs. Apple Watch Series 2 vs. Fitbit Flex vs. Garmin Vivosport vs. Garmin Vivosmart 4

 
Alta
Watch Series 2
Flex
Vivosport
Vivosmart 4
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivosportRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$130$269$100$199$130
Release20162016201320172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NA72 x 14448 x 128
Sizen/a1.5 inches or 1.65 inchesNANA0.74 inches
Touchn/aNA
TypeOLEDAMOLEDLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSNA
Apps
Music

All Wearables