Garmin Vivoactive HR vs. Pebble Time vs. Polar M400 vs. Polar Loop 2 vs. Amazfit Stratos

 
Vivoactive HR
Time
M400
Loop 2
Stratos
 GarminVivoactive HRRemove Buy NowPebbleTimeRemove Buy NowPolarM400Remove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$250$150$200$120$199
Release20162015201420152018

Activity & Fitness

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

Battery

Duration13 hours to 8 days7 days8 hours to 30 days8 days (without notifications)5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205168 x 144n/an/a320 x 300
Size1.38 inches1.26 inchesn/an/a1.34 inches
Touch
Typen/ae-papern/aLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSn/an/aProprietary
Apps
Music

All Wearables