Pebble 2 vs. Polar M430 vs. Garmin Vivofit 4 vs. Garmin Forerunner 45 vs. Michael Kors Access Sofie HR

 
2
M430
Vivofit 4
Forerunner 45
Access Sofie HR
 Pebble2Remove Buy NowPolarM430Remove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$129$255$79.95$199$395
Release20162017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days30 hours1 year7 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x12888 x 88208 x 208390 x 390
Sizen/a1.4 inchNA1.04 inches1.19 inches
Touch
Typee-paperLCDNALCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMWR305 ATM5 ATM0.3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSBuilt-inWear OS
Apps
Music

All Wearables