Fitbit Flex vs. Pebble Core vs. Garmin Forerunner 45 vs. Michael Kors Access Sofie HR vs. Amazfit GTS

 
Flex
Core
Forerunner 45
Access Sofie HR
GTS
 FitbitFlexRemove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$99$199$395$150
Release20132016201920192019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 daysNA7 days2 days14 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNANA208 x 208390 x 390348 x 442
SizeNANA1.04 inches1.19 inches1.65 inches
TouchNANA
TypeLEDNALCDOMOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATMNA5 ATM0.3 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemNANABuilt-inWear OSWear OS
Apps
Music

All Wearables