Fitbit Alta vs. Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Garmin Vivosmart 3 vs. Apple Series 6

 
Alta
Watch Series 2
ZenWatch 3
Vivosmart 3
Series 6
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowGarminVivosmart 3Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$269$229$139.99$399
Release20162016201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours48 hours5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312400 x 40064 x 128384 x 480
Sizen/a1.5 inches or 1.65 inches1.39 inchesNA40mm
Touchn/a
TypeOLEDAMOLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2WatchOS 5
Apps
Music

All Wearables