Pebble Time Round vs. Fitbit Alta vs. Garmin Fenix 5 vs. Garmin 645 Music vs. Garmin VivoActive 4

 
Time Round
Alta
Fenix 5
645 Music
VivoActive 4
 PebbleTime RoundRemove Buy NowFitbitAltaRemove Buy NowGarminFenix 5Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$130$599.99$450$349
Release20152016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days2 Weeks7 days8 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 240260 x 260
Sizeroundn/a1.2 inches1.2 inches1.3ionches
Touchn/a
Typee-paperOLEDnaMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7n/a10 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aWear OS
Apps
Music

All Wearables