Pebble Time vs. Polar Loop 2 vs. Polar M430 vs. Garmin Forerunner 235 vs. Garmin Vivosmart 4

 
Time
Loop 2
M430
Forerunner 235
Vivosmart 4
 PebbleTimeRemove Buy NowPolarLoop 2Remove Buy NowPolarM430Remove Buy NowGarminForerunner 235Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$120$255$299.99$130
Release20152015201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 days (without notifications)30 hours9 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a128x128215 x 18048 x 128
Size1.26 inchesn/a1.4 inch1.23 inches0.74 inches
Touch
Typee-paperLEDLCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMWR305 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/a
Apps
Music

All Wearables