Samsung Gear S vs. Fitbit Alta vs. Apple Watch vs. Garmin Forerunner 45 vs. Amazfit GTS

 
Gear S
Alta
Watch
Forerunner 45
GTS
 SamsungGear SRemove Buy NowFitbitAltaRemove Buy NowAppleWatchRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$250$130$349$199$150
Release20132016201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days18 hours7 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/a340 x 272 or 390 x 312208 x 208348 x 442
Size2 inchesn/a1.5 inches or 1.65 inches1.04 inches1.65 inches
Touchn/a
TypeSuper AMOLEDOLEDAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/aIPX75 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/aWatch OSBuilt-inWear OS
Apps
Music

All Wearables