Fitbit Blaze vs. Fitbit Alta vs. Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Amazfit T-Rex

 
Blaze
Alta
Flex 2
G-Shock GBA800
T-Rex
 FitbitBlazeRemove Buy NowFitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$130$100$120$140
Release20162016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days5 days2 years20 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a360 x 360
Sizen/an/an/a1.3 inches
Touchn/an/a
TypeLCDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/a5 ATM20 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aBuild-in
Apps
Music

All Wearables