Compare Smartwatches and Fitness trackers.
  Fitbit Ionic Garmin 645 Music Garmin Fenix 3

Compare Fitbit Ionic vs Garmin 645 Music vs Garmin Fenix 3

  Smartwatch Smartwatch Smartwatch
Release / Update 2017 2018 2015
Suggested Price $299 $450 $500
 

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Swim

Battery

Duration 3 days 7 days 50 hours to 6 weeks
Charging Rechargeable Rechargeable Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution 348x250 240x240 218x218
Size 1.42" 1.2" 1.2"
Touch
Type OLED MIP Chroma LED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice
Camera

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM (50 metres) 5ATM (50 metres) 10ATM (100 metres)

Notifications

Phone
Emails
Texts

Software

Operating System Fitbit OS N/A N/A
Apps
Music

More Info & Buy

Storage
2.5GB
Extra
Pros
Fitbit Ionic Pros
+ Bright display
+ Variety of fitness options
Garmin 645 Music Pros
Garmin Fenix 3 Pros
Cons
Fitbit Ionic Cons
- Slow interface
- Severe lack of apps
Garmin 645 Music Cons
Garmin Fenix 3 Cons
 
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