Fitbit Flex 2 vs. Misfit Speedo Shine 2 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Amazfit GTS

 
Flex 2
Speedo Shine 2
645 Music
Forerunner 235
GTS
 FitbitFlex 2Remove Buy NowMisfitSpeedo Shine 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$80$450$299.99$150
Release20162016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 days9 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a240 x 240215 x 180348 x 442
Sizen/an/a1.2 inches1.23 inches1.65 inches
Touchn/an/a
TypeLEDn/aMIPMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables