Fitbit Alta vs. ASUS ZenWatch 3 vs. Garmin Forerunner 935 vs. Amazfit Stratos vs. Fitbit Flex

 
Alta
ZenWatch 3
Forerunner 935
Stratos
Flex
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowGarminForerunner 935Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$130$229$500$199$100
Release20162017201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hoursUp to 2 weeks5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400240 x 240320 x 300NA
Sizen/a1.39 inches1.2 inches1.34 inchesNA
Touchn/aNA
TypeOLEDAMOLEDLCDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2ProprietaryNA
Apps
Music

All Wearables