TomTom Spark vs. Withings Steel HR vs. Michael Kors Grayson vs. Pebble Time 2 vs. Fitbit Charge vs. Michael Kors Grayson

 
Spark
Steel HR
Grayson
Time 2
Charge
Grayson
 TomTomSparkRemove Buy NowWithingsSteel HRRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$180$350$199$130$350
Release201520162018201620142018

Activity & Fitness

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

Battery

Durationn/a25 days24 hours10 days7-10 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454NANA453x454
Sizen/an/a1.39 inchesNANA1.39 inches
TouchNA
TypeLCDn/aAMOLEDe-paperOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM3 ATM1 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearPebble OSNAAndroid Wear
Apps
Music

All Wearables