Fitbit One vs. Polar Loop 2 vs. Garmin Forerunner 935 vs. Casio G-Shock GBA800 vs. Amazfit GTS

 
One
Loop 2
Forerunner 935
G-Shock GBA800
GTS
 FitbitOneRemove Buy NowPolarLoop 2Remove Buy NowGarminForerunner 935Remove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$120$500$120$150
Release20122015201720182019

Activity & Fitness

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

Battery

Duration10-14 days8 days (without notifications)Up to 2 weeks2 years14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240348 x 442
Sizen/an/a1.2 inches1.65 inches
Touch
TypeOLEDLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant2 ATM5 ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables