Pebble Time vs. Pebble Time Steel vs. Polar M400 vs. TomTom Spark vs. Garmin Vivofit 4

 
Time
Time Steel
M400
Spark
Vivofit 4
 PebbleTimeRemove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowTomTomSparkRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$150$250$200$150$79.95
Release20152015201420152018

Activity & Fitness

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

Battery

Duration7 days10 days8 hours to 30 daysn/a1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144168 x 144n/an/a88 x 88
Size1.26 inches1.26 inchesn/an/aNA
Touch
Typee-papere-papern/aLCDNA

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSPebble OSn/an/a
Apps
Music

All Wearables