Pebble Time Round vs. Pebble Time 2 vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4 vs. Amazfit GTR

 
Time Round
Time 2
Vivofit 4
Vivosmart 4
GTR
 PebbleTime RoundRemove Buy NowPebbleTime 2Remove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$199$79.95$130$199
Release20152016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days10 days1 year7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA88 x 8848 x 128454 x 454
SizeroundNANA0.74 inches1.39 inches
Touch
Typee-papere-paperNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSBuild-in
Apps
Music

All Wearables