Fitbit Alta vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Garmin Vivosmart HR Plus vs. Apple Watch 8

 
Alta
Flex 2
Stratos
Vivosmart HR Plus
Watch 8
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$130$100$199$179$499
Release20162016201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days5 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 300160 x 68340 x 272 or 390 x 312
Sizen/an/a1.34 inches0.5 inches x 0.8 inches1.5 inches or 1.65 inches
Touchn/an/a
TypeOLEDLEDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aProprietaryNAWatchOS 9
Apps
Music

All Wearables