Pebble 2 vs. Withings Activite Sapphire vs. Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Polar Loop

 
2
Activite Sapphire
Flex 2
Forerunner 935
Loop
 Pebble2Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$129$450$100$500$100
Release20162014201620172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 months5 daysUp to 2 weeks5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a240 x 240NA
Sizen/a1.3 inchesn/a1.2 inchesNA
Touchn/a
Typee-paperAnalogLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aNA
Apps
Music

All Wearables