Compare Apple Watch Series 3 vs Garmin 645 Music vs Samsung Galaxy Watch Active
Smartwatch
Smartwatch
Smartwatch
Release / Update
2017
2018
2019
Suggested Price
$279
$450
$199
Activity & Fitness
Calories
Cycling (Bicycling)
Distance
Heart
VO2max (Oxygen)
Sleep
Steps
Swim
Battery
Duration
18 hours
7 days
2 days
Charging
Wireless charging
Rechargeable
Qi wireless charging
Compatibility
Android
iOS
Windows Phone
Mac
Windows
Connectivity
Bluetooth
Cellular
GPS
NFC
Wi-Fi
Display
Color
Resolution
38mm: 340x272
42mm: 390x312
240x240
360x360
Size
1.5" 1.65"
1.2"
1.1"
Touch
Type
AMOLED
MIP
Super AMOLED
Functions
Audio Speaker
Clock
Phone
Vibration
Voice
Camera
Hardware
Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance
5ATM (50 metres)
5ATM (50 metres)
5ATM (50 metres)
Notifications
Phone
Emails
Texts
Software
Operating System
watchOS 4.0, upgradable to 5.2.1
N/A
Tizen 4.0
Apps
Music
More Info & Buy
Storage
16GB, 768 MB RAM
4GB, 768 MB RAM
Extra
Colors: Space Black, Silver Build: Stainless Steel/Ceramic back 3D Touch display Bluetooth 4.2
Colors: Silver, Black, Rose Gold, Sea Green Samsung Pay Bluetooth 4.2
Pros
Apple Watch Series 3 Pros + Adds barometer to GPS and swimproofing
Garmin 645 Music Pros
Samsung Galaxy Watch Active Pros + High-end design + Competitive price + Reliable battery life + Always-on display + Good fitness-tracking features
Cons
Apple Watch Series 3 Cons - Battery life takes a major hit when making calls or during GPS workouts
Garmin 645 Music Cons
Samsung Galaxy Watch Active Cons - Lacks rotating bezel - No cellular connectivity - Bixby is a poor voice assistant - Clumsy to use with non-Samsung phones - Fewer third-party apps than other smartwatches