Apple Watch Series 3 vs. Garmin Vivoactive HR vs. Fitbit Flex 2 vs. Garmin Forerunner 935 vs. HTC re Grip

 
Watch Series 3
Vivoactive HR
Flex 2
Forerunner 935
re Grip
 AppleWatch Series 3Remove Buy NowGarminVivoactive HRRemove Buy NowFitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$329$250$100$500$199
Release20172016201620172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours13 hours to 8 days5 daysUp to 2 weeks5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312148 x 205n/a240 x 240160 x 32
Size1.5 inches or 1.65 inches1.38 inchesn/a1.2 inches1.8 inches
Touchn/a
TypeAMOLEDn/aLEDLCDPMOLED

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 SystemWatchOS 4n/an/aNA
Apps
Music

All Wearables