Pebble Time Round vs. Polar M400 vs. Garmin Vivosmart HR vs. Garmin Vivosmart 3 vs. Mobvoi TicWatch S2

 
Time Round
M400
Vivosmart HR
Vivosmart 3
TicWatch S2
 PebbleTime RoundRemove Buy NowPolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowGarminVivosmart 3Remove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$200$200$170$139.99$180
Release20152014201520172019

Activity & Fitness

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

Battery

Duration2 days8 hours to 30 days5 days5 days2 DAYS
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 6864 x 128400 x 400
Sizeroundn/a1.08 inchesNA1.39 inches
Touch
Typee-papern/an/aOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX73 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aWear OS
Apps
Music

All Wearables