Samsung Gear S2 vs. Samsung Gear S3 vs. TomTom Spark vs. Fitbit Inspire HR vs. Amazfit GTS

 
Gear S2
Gear S3
Spark
Inspire HR
GTS
 SamsungGear S2Remove Buy NowSamsungGear S3Remove Buy NowTomTomSparkRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$300$350$150$99$150
Release20152016201520192019

Activity & Fitness

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

Battery

Duration2-3 days4 daysn/a5 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/an/a
GPSn/a
NFCn/a
Wi-Fi

Display

Colorn/a
Resolution360 x 360360 x 360n/a139 x 60348 x 442
Size1.2 inches1.3 inchesn/a1.4 inches1.65 inches
Touch
TypeSuper AMOLEDFullcolor AODLCDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP685 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemTizenTizenn/aFitbit OSWear OS
Apps
Music

All Wearables