Fitbit Alta vs. TomTom Touch vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Garmin Vivosmart 4

 
Alta
Touch
Forerunner 935
645 Music
Vivosmart 4
 FitbitAltaRemove Buy NowTomTomTouchRemove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$130$130$500$450$130
Release20162016201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysUp to 2 weeks7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240240 x 24048 x 128
Sizen/a0.91 inches1.2 inches1.2 inches0.74 inches
Touchn/a
TypeOLEDn/aLCDMIPOLED

Functions

Audio Speaker
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX75 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables