Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Garmin Forerunner 235 vs. Amazfit GTS vs. HTC re Grip

 
Flex 2
Forerunner 935
Forerunner 235
GTS
re Grip
 FitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowGarminForerunner 235Remove Buy NowAmazfitGTSRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$100$500$299.99$150$199
Release20162017201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks9 days14 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 180348 x 442160 x 32
Sizen/a1.2 inches1.23 inches1.65 inches1.8 inches
Touchn/a
TypeLEDLCDMIPAMOLEDPMOLED

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/aWear OSNA
Apps
Music

All Wearables