Fitbit Alta vs. Apple Watch Series 2 vs. Garmin Forerunner 935 vs. Fitbit Charge 3 vs. Apple Series 6

 
Alta
Watch Series 2
Forerunner 935
Charge 3
Series 6
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 935Remove Buy NowFitbitCharge 3Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$269$500$150$399
Release20162016201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hoursUp to 2 weeks7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312240 x 24066 x 18384 x 480
Sizen/a1.5 inches or 1.65 inches1.2 inches.721 inches40mm
Touchn/a
TypeOLEDAMOLEDLCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSNAWatchOS 5
Apps
Music

All Wearables