Fitbit Flex 2 vs. Amazfit Arc vs. Diesel On Full Guard vs. Garmin 645 Music vs. Fitbit Charge

 
Flex 2
Arc
On Full Guard
645 Music
Charge
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowDieselOn Full GuardRemove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$100$69.99$325$450$130
Release20162016201720182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days1 day7 days7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40454 x 454240 x 240NA
Sizen/a0.42 inches1.4 inches1.2 inchesNA
Touchn/aNA
TypeLEDOLEDOMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67IP675 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NA
Apps
Music

All Wearables