TomTom Spark vs. Polar Loop 2 vs. Withings Go vs. Polar Loop vs. Apple Watch Ultra

 
Spark
Loop 2
Go
Loop
Watch Ultra
 TomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowWithingsGoRemove Buy NowPolarLoopRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$120$80$100$799
Release20152015201620132022

Activity & Fitness

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

Battery

Durationn/a8 days (without notifications)8 months5 days36 hrs
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/aNA502x410 pixels
Sizen/an/an/aNA1.92 inches
Touchn/a
TypeLCDLEDE-InkLED

Functions

Audio SpeakerBluetooth
ClockLTPO OLED Retina
Phonen/an/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM2 ATM10 ATM (100 Meters)

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

Operating Systemn/an/an/aNAWatchOS 9
Appsn/a
Music

All Wearables