Samsung Gear S vs. TomTom Touch vs. Fitbit Alta HR vs. Polar A370 vs. Amazfit T-Rex

 
Gear S
Touch
Alta HR
A370
T-Rex
 SamsungGear SRemove Buy NowTomTomTouchRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$130$150$179.95$140
Release20132016201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 daysUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/a128 x 36160 x 80360 x 360
Size2 inches0.91 inches1.4 inches1.18 inches1.3 inches
Touch
TypeSuper AMOLEDn/aOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IPX7WR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aBuild-in
Apps
Music

All Wearables