Polar V800 vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Skagen Falster 2 vs. Amazfit T-Rex

 
V800
Ionic
G-Shock GBA800
Falster 2
T-Rex
 PolarV800Remove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowSkagenFalster 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$470$299$120$199$140
Release20142017201820192019

Activity & Fitness

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

Battery

Duration13 hours to 30 days4+ days2 years1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250320 x 320360 x 360
Sizen/a1.421.19 inches1.3 inches
Touch
Typen/aOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM50m20 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSBuild-in
Apps
Music

All Wearables