Pebble Time vs. Pebble Time 2 vs. Fitbit Charge vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Time
Time 2
Charge
Vivosmart 4
T-Rex
 PebbleTimeRemove Buy NowPebbleTime 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$199$130$130$140
Release20152016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days10 days7-10 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144NANA48 x 128360 x 360
Size1.26 inchesNANA0.74 inches1.3 inches
TouchNA
Typee-papere-paperOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSNABuild-in
Apps
Music

All Wearables