Fitbit Alta vs. ASUS ZenWatch 3 vs. Amazfit Arc vs. Garmin Forerunner 45 vs. Apple Series 6

 
Alta
ZenWatch 3
Arc
Forerunner 45
Series 6
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowAmazfitArcRemove Buy NowGarminForerunner 45Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$229$69.99$199$399
Release20162017201620192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours20 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 40072 x40208 x 208384 x 480
Sizen/a1.39 inches0.42 inches1.04 inches40mm
Touchn/a
TypeOLEDAMOLEDOLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/aIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2Built-inWatchOS 5
Apps
Music

All Wearables