Garmin Forerunner 735XT vs. Fitbit Alta vs. Garmin Vivosmart vs. Apple Watch Series 2 vs. Amazfit T-Rex

 
Forerunner 735XT
Alta
Vivosmart
Watch Series 2
T-Rex
 GarminForerunner 735XTRemove Buy NowFitbitAltaRemove Buy NowGarminVivosmartRemove Buy NowAppleWatch Series 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$130$170$269$140
Release20162016201420162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days7 days18 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180n/a128 x 16340 x 272 or 390 x 312360 x 360
Size1.23 inchesn/a1.41 inches1.5 inches or 1.65 inches1.3 inches
Touchn/an/a
Typen/aOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM5ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aWatch OSBuild-in
Apps
Music

All Wearables