Compare Smartwatches and Fitness trackers.
Compare Smartwatches
ASUS ZenWatch 3 vs Fitbit Ionic vs Garmin 645 Music
ASUS
ZenWatch 3
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Fitbit
Ionic
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Garmin
645 Music
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Compare ASUS ZenWatch 3 vs Fitbit Ionic vs Garmin 645 Music
Smartwatch
Smartwatch
Smartwatch
Release / Update
2017
2017
2018
Suggested Price
$229
$299
$450
Activity & Fitness
Calories
Cycling (Bicycling)
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Swim
Battery
Duration
48 hours
3 days
7 days
Charging
Rechargeable
Rechargeable
Rechargeable
Compatibility
Android
iOS
Windows Phone
Mac
Windows
Connectivity
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
Resolution
400x400
348x250
240x240
Size
1.39"
1.42"
1.2"
Touch
Type
AMOLED
OLED
MIP
Functions
Audio Speaker
Clock
Phone
Vibration
Voice
Camera
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance
IP67 dust/water resistant (up to 1m for 30 mins)
5ATM (50 metres)
5ATM (50 metres)
Notifications
Phone
Emails
Texts
Software
Operating System
Android Wear OS 2.1
Fitbit OS
N/A
Apps
Music
More Info & Buy
Storage
4GB, 512 MB RAM
2.5GB
Extra
Color: Silver, Gunmetal, Rose Gold
Build: Stainless Steel 316L
Weight: 48g
Pros
ASUS ZenWatch 3 Pros
Fitbit Ionic Pros
+ Bright display
+ Variety of fitness options
Garmin 645 Music Pros
Cons
ASUS ZenWatch 3 Cons
Fitbit Ionic Cons
- Slow interface
- Severe lack of apps
Garmin 645 Music Cons
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