Pebble Time vs. Polar M400 vs. Mobvoi TicWatch E vs. Garmin Vivosmart 3 vs. Amazfit T-Rex

 
Time
M400
TicWatch E
Vivosmart 3
T-Rex
 PebbleTimeRemove Buy NowPolarM400Remove Buy NowMobvoiTicWatch ERemove Buy NowGarminVivosmart 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$200$159$139.99$140
Release20152014201720172019

Activity & Fitness

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

Battery

Duration7 days8 hours to 30 days1.5-2 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a400 x 40064 x 128360 x 360
Size1.26 inchesn/a1.4 inchesNA1.3 inches
Touch
Typee-papern/aOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid Wear 2.0Build-in
Apps
Music

All Wearables