Pebble Time Round vs. Withings Activite Sapphire vs. Fitbit Flex 2 vs. Fitbit Versa vs. Polar Loop

 
Time Round
Activite Sapphire
Flex 2
Versa
Loop
 PebbleTime RoundRemove Buy NowWithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowFitbitVersaRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$450$100$199.99$100
Release20152014201620182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months5 days4 days5 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/a300 x300NA
Sizeround1.3 inchesn/a1.34 inchesNA
Touchn/a
Typee-paperAnalogLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM5 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aNA
Apps
Music

All Wearables