Fitbit Alta vs. Apple Watch Series 2 vs. Apple Watch vs. Garmin 645 Music vs. Garmin Forerunner 235

 
Alta
Watch Series 2
Watch
645 Music
Forerunner 235
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAppleWatchRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$130$269$349$450$299.99
Release20162016201520182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours18 hours7 days9 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312340 x 272 or 390 x 312240 x 240215 x 180
Sizen/a1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.2 inches1.23 inches
Touchn/a
TypeOLEDAMOLEDAMOLEDMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATMIPX75 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWatch OS
Apps
Music

All Wearables