Pebble Time Round vs. Polar Loop 2 vs. Samsung Galaxy Watch vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
Time Round
Loop 2
Galaxy Watch
Vivofit 4
Forerunner 45
 PebbleTime RoundRemove Buy NowPolarLoop 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$120$330$79.95$199
Release20152015201820182019

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)7 days1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a360 x 36088 x 88208 x 208
Sizeroundn/a1.2 inches or 1.3 inchesNA1.04 inches
Touch
Typee-paperLEDAMOLEDNALCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX72 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aTizen OSBuilt-in
Apps
MusicSpotify

All Wearables