Motorola Moto 360 (2nd Gen) vs. Fitbit Charge 2 vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Moto 360 (2nd Gen)
Charge 2
T-Rex
VivoActive 4
 MotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitCharge 2Remove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$150$140$349
Release2015201620192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days5 days20 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a360 x 360260 x 260
Size1.37 inches or 1.56 inchesn/a1.3 inches1.3ionches
Touchn/a
TypeLCDOLEDAMOLEDMIP

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aBuild-inWear OS
Apps
Musicn/a

All Wearables