Fitbit Flex 2 vs. Garmin Fenix 5 vs. Amazfit Arc vs. Fitbit Alta HR vs. Amazfit T-Rex

 
Flex 2
Fenix 5
Arc
Alta HR
T-Rex
 FitbitFlex 2Remove Buy NowGarminFenix 5Remove Buy NowAmazfitArcRemove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$599.99$69.99$150$140
Release20162017201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 Weeks20 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 24072 x40128 x 36360 x 360
Sizen/a1.2 inches0.42 inches1.4 inches1.3 inches
Touchn/a
TypeLEDnaOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuild-in
Apps
Music

All Wearables