Fitbit Flex 2 vs. Michael Kors Access Sofie vs. Garmin Vivosmart 3 vs. Pebble Core vs. Amazfit T-Rex

 
Flex 2
Access Sofie
Vivosmart 3
Core
T-Rex
 FitbitFlex 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivosmart 3Remove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$395$139.99$99$140
Release20162017201720162019

Activity & Fitness

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

Battery

Duration5 days1 day5 daysNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a390 x 390 1.19 inches64 x 128NA360 x 360
Sizen/aNANA1.3 inches
Touchn/aAMOLDEDNA
TypeLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2.0NABuild-in
Apps
Music

All Wearables