Pebble Time Round vs. Polar M600 vs. Withings Activite Sapphire vs. Withings Activite Steel vs. Polar Loop 2

 
Time Round
M600
Activite Sapphire
Activite Steel
Loop 2
 PebbleTime RoundRemove Buy NowPolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowWithingsActivite SteelRemove Buy NowPolarLoop 2Remove Buy Now

Basic Info

Suggested Price$200$330$450$170$120
Release20152016201420152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days8 months8 months8 days (without notifications)
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240n/an/an/a
Sizeround1.3 inches1.3 inches1.3 inchesn/a
Touchn/a
Typee-paperTFTAnalogAnalogLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IPX85 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid Wearn/an/an/a
Apps
Music

All Wearables