Pebble Time Round vs. Polar M400 vs. Fitbit One vs. LG Watch Style vs. Pebble Time 2

 
Time Round
M400
One
Watch Style
Time 2
 PebbleTime RoundRemove Buy NowPolarM400Remove Buy NowFitbitOneRemove Buy NowLGWatch StyleRemove Buy NowPebbleTime 2Remove Buy Now

Basic Info

Suggested Price$200$200$100$249$199
Release20152014201220172016

Activity & Fitness

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

Battery

Duration2 days8 hours to 30 days10-14 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a360 x 360NA
Sizeroundn/an/a1.2 inchesNA
Touch
Typee-papern/aOLEDP-OLEDe-paper

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX73 ATMSplast ResistantIP673 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aAndroid Wear 2Pebble OS
Apps
Music

All Wearables