Pebble Time Round vs. Garmin Vivosmart HR vs. Fitbit Charge vs. Polar A370 vs. Amazfit GTR

 
Time Round
Vivosmart HR
Charge
A370
GTR
 PebbleTime RoundRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitChargeRemove Buy NowPolarA370Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$170$130$179.95$199
Release20152015201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days7-10 daysUp to 3 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68NA160 x 80454 x 454
Sizeround1.08 inchesNA1.18 inches1.39 inches
TouchNA
Typee-papern/aOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM1 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNABuild-in
Apps
Music

All Wearables