Pebble Time vs. Pebble Time Round vs. Garmin Vivosmart 3 vs. Garmin Vivosport vs. Amazfit T-Rex

 
Time
Time Round
Vivosmart 3
Vivosport
T-Rex
 PebbleTimeRemove Buy NowPebbleTime RoundRemove Buy NowGarminVivosmart 3Remove Buy NowGarminVivosportRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$200$139.99$199$140
Release20152015201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days5 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a64 x 12872 x 144360 x 360
Size1.26 inchesroundNANA1.3 inches
Touch
Typee-papere-paperOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSBuild-in
Apps
Music

All Wearables