Fitbit Alta vs. Casio G-Shock GBA800 vs. Garmin Instinct vs. Amazfit T-Rex vs. Apple Series 6

 
Alta
G-Shock GBA800
Instinct
T-Rex
Series 6
 FitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminInstinctRemove Buy NowAmazfitT-RexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$120$300$140$399
Release20162018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years14 days20 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128360 x 360384 x 480
Sizen/a0.9 inches1.3 inches40mm
Touchn/a
TypeOLEDOMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a20 ATM10 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aBuild-inWatchOS 5
Apps
Music

All Wearables