Fitbit Zip vs. Garmin Vivosmart HR vs. Apple Watch Series 2 vs. Casio G-Shock GBA800 vs. Amazfit T-Rex

 
Zip
Vivosmart HR
Watch Series 2
G-Shock GBA800
T-Rex
 FitbitZipRemove Buy NowGarminVivosmart HRRemove Buy NowAppleWatch Series 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$60$170$269$120$140
Release20122015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months5 days18 hours2 years20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68340 x 272 or 390 x 312360 x 360
Sizen/a1.08 inches1.5 inches or 1.65 inches1.3 inches
Touch
Typen/an/aAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant5 ATM5ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSBuild-in
Apps
Music

All Wearables