Samsung Gear S2 vs. TomTom Spark vs. Sony SmartBand vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Gear S2
Spark
SmartBand
Inspire HR
T-Rex
 SamsungGear S2Remove Buy NowTomTomSparkRemove Buy NowSonySmartBandRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$150$100$99$140
Release20152015201420192019

Activity & Fitness

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

Battery

Duration2-3 daysn/a5 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/aNA
Resolution360 x 360n/aNA139 x 60360 x 360
Size1.2 inchesn/aNA1.4 inches1.3 inches
TouchNA
TypeSuper AMOLEDLCDNAOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIP585 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemTizenn/aNAFitbit OSBuild-in
Apps
Music

All Wearables