Garmin Vivoactive HR vs. Fitbit Alta vs. Apple Watch Series 2 vs. Garmin Forerunner 235 vs. Apple Series 6

 
Vivoactive HR
Alta
Watch Series 2
Forerunner 235
Series 6
 GarminVivoactive HRRemove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 235Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$130$269$299.99$399
Release20162016201620172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days18 hours9 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205n/a340 x 272 or 390 x 312215 x 180384 x 480
Size1.38 inchesn/a1.5 inches or 1.65 inches1.23 inches40mm
Touchn/a
Typen/aOLEDAMOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMn/a5ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSWatchOS 5
Apps
Music

All Wearables