Fitbit Alta vs. Fitbit Flex 2 vs. Amazfit Arc vs. Diesel On Full Guard vs. Garmin Forerunner 45

 
Alta
Flex 2
Arc
On Full Guard
Forerunner 45
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowDieselOn Full GuardRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$130$100$69.99$325$199
Release20162016201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days20 days1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a72 x40454 x 454208 x 208
Sizen/an/a0.42 inches1.4 inches1.04 inches
Touchn/an/a
TypeOLEDLEDOLEDOMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP67IP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Built-in
Apps
Music

All Wearables