Pebble Time vs. Pebble Time Steel vs. Garmin Vivosmart HR vs. Polar Loop 2 vs. Garmin 645 Music

 
Time
Time Steel
Vivosmart HR
Loop 2
645 Music
 PebbleTimeRemove Buy NowPebbleTime SteelRemove Buy NowGarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$150$250$170$120$450
Release20152015201520152018

Activity & Fitness

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

Battery

Duration7 days10 days5 days8 days (without notifications)7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144168 x 144160 x 68n/a240 x 240
Size1.26 inches1.26 inches1.08 inchesn/a1.2 inches
Touch
Typee-papere-papern/aLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSn/an/a
Apps
Music

All Wearables