Motorola Moto 360 (2nd Gen) vs. Fitbit Charge 2 vs. Fitbit Flex vs. Garmin Vivosmart 4 vs. HTC re Grip

 
Moto 360 (2nd Gen)
Charge 2
Flex
Vivosmart 4
re Grip
 MotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitCharge 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$150$100$130$199
Release20152016201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days5 days5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/aNA48 x 128160 x 32
Size1.37 inches or 1.56 inchesn/aNA0.74 inches1.8 inches
Touchn/aNA
TypeLCDOLEDLEDOLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a1 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNANA
Apps
Musicn/a

All Wearables