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

 
Surge
Alta
G-Shock GBA800
T-Rex
Series 6
 FitbitSurgeRemove Buy NowFitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$130$120$140$399
Release20162016201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days2 years20 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a360 x 360384 x 480
Size1.26 inchesn/a1.3 inches40mm
Touchn/a
TypeMonochrome LCDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMn/a20 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aBuild-inWatchOS 5
Apps
Music

All Wearables