Fitbit Flex 2 vs. Fitbit One vs. Motorola Moto 360 (1st Gen) vs. Garmin Vivosport vs. Amazfit T-Rex

 
Flex 2
One
Moto 360 (1st Gen)
Vivosport
T-Rex
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowGarminVivosportRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$100$150$199$140
Release20162012201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days1 day7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 26072 x 144360 x 360
Sizen/an/a1.56 inchesNA1.3 inches
Touchn/a
TypeLEDOLEDLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast ResistantIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearBuild-in
Apps
MusicNA

All Wearables