Fitbit Flex 2 vs. Garmin Vivosmart 3 vs. Garmin Vivosmart HR Plus vs. Polar A370 vs. HTC re Grip

 
Flex 2
Vivosmart 3
Vivosmart HR Plus
A370
re Grip
 FitbitFlex 2Remove Buy NowGarminVivosmart 3Remove Buy NowGarminVivosmart HR PlusRemove Buy NowPolarA370Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$139.99$179$179.95$199
Release20162017201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 daysUp to 3 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a64 x 128160 x 68160 x 80160 x 32
Sizen/aNA0.5 inches x 0.8 inches1.18 inches1.8 inches
Touchn/a
TypeLEDOLEDLCDTFT LCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMWR30IP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables