Fitbit Surge vs. Garmin Vivosmart HR vs. Garmin Forerunner 235 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Surge
Vivosmart HR
Forerunner 235
Vivosmart 4
T-Rex
 FitbitSurgeRemove Buy NowGarminVivosmart HRRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$170$299.99$130$140
Release20162015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days9 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68215 x 18048 x 128360 x 360
Size1.26 inches1.08 inches1.23 inches0.74 inches1.3 inches
Touch
TypeMonochrome LCDn/aMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables