Samsung Gear S vs. Fitbit Alta vs. Polar M430 vs. Garmin Vivoactive 3 vs. Amazfit T-Rex

 
Gear S
Alta
M430
Vivoactive 3
T-Rex
 SamsungGear SRemove Buy NowFitbitAltaRemove Buy NowPolarM430Remove Buy NowGarminVivoactive 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$130$255$299$140
Release20132016201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days30 hours7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/a128x128240 x 240360 x 360
Size2 inchesn/a1.4 inch1.2 inches1.3 inches
Touchn/a
TypeSuper AMOLEDOLEDLCDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/aWR305 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/aBuild-in
Apps
Music

All Wearables