Fitbit Charge 2 vs. Garmin 645 Music vs. Fitbit Charge vs. Apple Watch 7 vs. Apple Series 6

 
Charge 2
645 Music
Charge
Watch 7
Series 6
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy NowAppleWatch 7Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$450$130$429$399
Release20162018201420212020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7-10 days18 HoursNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA396 x 484384 x 480
Sizen/a1.2 inchesNA1.9 inches40mm
Touchn/aNA
TypeOLEDMIPOLEDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatchOS 8WatchOS 5
Apps
Music

All Wearables