Fitbit Blaze vs. Fitbit Flex 2 vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Amazfit GTS

 
Blaze
Flex 2
Flex
Forerunner 45
GTS
 FitbitBlazeRemove Buy NowFitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$200$100$100$199$150
Release20162016201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days5 days7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA208 x 208348 x 442
Sizen/an/aNA1.04 inches1.65 inches
Touchn/aNA
TypeLCDLEDLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuilt-inWear OS
Apps
Music

All Wearables