Pebble Steel vs. Garmin Forerunner 935 vs. Fitbit Alta HR vs. Fitbit Flex vs. Garmin VivoActive 4

 
Steel
Forerunner 935
Alta HR
Flex
VivoActive 4
 PebbleSteelRemove Buy NowGarminForerunner 935Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$500$150$100$349
Release20142017201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 daysUp to 2 weeks7 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144240 x 240128 x 36NA260 x 260
Size1.26 inches1.2 inches1.4 inchesNA1.3ionches
TouchNA
Typee-paperLCDOLEDLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSNAWear OS
Apps
Music

All Wearables