Fitbit Flex 2 vs. Motorola Moto 360 (1st Gen) vs. Jawbone UP24 vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Flex 2
Moto 360 (1st Gen)
UP24
Forerunner 45
T-Rex
 FitbitFlex 2Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowJawboneUP24Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$150$130$199$140
Release20162014201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day14 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 260NA208 x 208360 x 360
Sizen/a1.56 inchesNA1.04 inches1.3 inches
Touchn/aNA
TypeLEDLCDNALCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67Splash Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNABuilt-inBuild-in
Apps
MusicNA

All Wearables