Fitbit Flex 2 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Samsung Gear Fit2 Pro vs. HTC re Grip

 
Flex 2
645 Music
Forerunner 235
Gear Fit2 Pro
re Grip
 FitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowSamsungGear Fit2 ProRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$450$299.99$199.99$199
Release20162018201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days9 days2 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/a240 x 240215 x 180216 x 432160 x 32
Sizen/a1.2 inches1.23 inches1.5 inches1.8 inches
Touchn/a
TypeLEDMIPMIPAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNA
Apps
Music

All Wearables