Fitbit One vs. Sony SmartBand 2 vs. Garmin 645 Music vs. Garmin Forerunner 45 vs. Apple Series 6

 
One
SmartBand 2
645 Music
Forerunner 45
Series 6
 FitbitOneRemove Buy NowSonySmartBand 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 45Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$130$450$199$399
Release20122015201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days2 days7 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240208 x 208384 x 480
Sizen/an/a1.2 inches1.04 inches40mm
Touchn/a
TypeOLEDn/aMIPLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceSplast ResistantIP585 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aBuilt-inWatchOS 5
Apps
Music

All Wearables