Pebble Time Round vs. Polar M400 vs. Microsoft Band 2 vs. Garmin Vivofit 4 vs. Garmin Vivosport

 
Time Round
M400
Band 2
Vivofit 4
Vivosport
 PebbleTime RoundRemove Buy NowPolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowGarminVivofit 4Remove Buy NowGarminVivosportRemove Buy Now

Basic Info

Suggested Price$200$200$250$79.95$199
Release20152014201520182017

Activity & Fitness

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

Battery

Duration2 days8 hours to 30 days48 hours (without GPS)1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 12888 x 8872 x 144
Sizeroundn/a1.36 inchesNANA
Touch
Typee-papern/aCapacitative TFTNAMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX73 ATMIPX75 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/a
Apps
Music

All Wearables