Pebble 2 vs. Amazfit Arc vs. Fitbit Alta HR vs. Fitbit Flex vs. Garmin Vivosmart 4

 
2
Arc
Alta HR
Flex
Vivosmart 4
 Pebble2Remove Buy NowAmazfitArcRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$129$69.99$150$100$130
Release20162016201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days20 days7 days5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40128 x 36NA48 x 128
Sizen/a0.42 inches1.4 inchesNA0.74 inches
TouchNA
Typee-paperOLEDOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSNA
Apps
Music

All Wearables