Pebble Time Round vs. Polar M400 vs. Polar Loop 2 vs. Basis Peak vs. Fitbit Alta HR

 
Time Round
M400
Loop 2
Peak
Alta HR
 PebbleTime RoundRemove Buy NowPolarM400Remove Buy NowPolarLoop 2Remove Buy NowBasisPeakRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$200$120$200$150
Release20152014201520142017

Activity & Fitness

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

Battery

Duration2 days8 hours to 30 days8 days (without notifications)4 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a168 x 144128 x 36
Sizeroundn/an/a1.25 inches1.4 inches
Touch
Typee-papern/aLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX73 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aNA
Apps
Music

All Wearables