TomTom Spark vs. Polar Loop 2 vs. Fitbit Flex vs. Pebble Core vs. Apple Watch 7

 
Spark
Loop 2
Flex
Core
Watch 7
 TomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$120$100$99$429
Release20152015201320162021

Activity & Fitness

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

Battery

Durationn/a8 days (without notifications)5 daysNA18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNANA396 x 484
Sizen/an/aNANA1.9 inches
TouchNANA
TypeLCDLEDLEDNAMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM1 ATMNAwater resistant but not waterproof

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aNANAWatchOS 8
Apps
Music

All Wearables