Fitbit Flex 2 vs. Polar M430 vs. Garmin Forerunner 235 vs. Jawbone UP4 vs. HTC re Grip

 
Flex 2
M430
Forerunner 235
UP4
re Grip
 FitbitFlex 2Remove Buy NowPolarM430Remove Buy NowGarminForerunner 235Remove Buy NowJawboneUP4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$255$299.99$200$199
Release20162017201720152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours9 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128x128215 x 180NA160 x 32
Sizen/a1.4 inch1.23 inchesNA1.8 inches
Touchn/aNA
TypeLEDLCDMIPNAPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR305 ATMNAIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
MusicNA

All Wearables