Fitbit Alta vs. Amazfit Stratos vs. Amazfit Bip vs. Fitbit Flex vs. Garmin VivoActive 4

 
Alta
Stratos
Bip
Flex
VivoActive 4
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowAmazfitBipRemove Buy NowFitbitFlexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$130$199$99.99$100$349
Release20162018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days30 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300176 x 176NA260 x 260
Sizen/a1.34 inches1.28 inchesNA1.3ionches
Touchn/aNA
TypeOLEDOLEDNALEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP681 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryNAWear OS
Apps
Music

All Wearables