TomTom Spark vs. Sony SmartBand 2 vs. Garmin Forerunner 45 vs. Amazfit GTR

 
Spark
SmartBand 2
Forerunner 45
GTR
 TomTomSparkRemove Buy NowSonySmartBand 2Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$130$199$199
Release2015201520192019

Activity & Fitness

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

Battery

Durationn/a2 days7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a208 x 208454 x 454
Sizen/an/a1.04 inches1.39 inches
Touchn/a
TypeLCDn/aLCDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP585 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aBuilt-inBuild-in
Apps
Music

All Wearables