Samsung Gear S vs. Fitbit Flex 2 vs. Garmin Vivosport vs. Diesel On Full Guard 2.5 vs. Amazfit GTR

 
Gear S
Flex 2
Vivosport
On Full Guard 2.5
GTR
 SamsungGear SRemove Buy NowFitbitFlex 2Remove Buy NowGarminVivosportRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$250$100$199$325$199
Release20132016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 days4 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution480 x 360n/a72 x 144454x454454 x 454
Size2 inchesn/aNA1.39 inches1.39 inches
Touchn/a
TypeSuper AMOLEDLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aWear OSBuild-in
Apps
Music

All Wearables