Pebble Time Round vs. Fitbit Alta vs. Garmin Vivosmart HR vs. Fitbit Inspire HR vs. Apple Watch Ultra

 
Time Round
Alta
Vivosmart HR
Inspire HR
Watch Ultra
 PebbleTime RoundRemove Buy NowFitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitInspire HRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$200$130$170$99$799
Release20152016201520192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 68139 x 60502x410 pixels
Sizeroundn/a1.08 inches1.4 inches1.92 inches
Touchn/a
Typee-paperOLEDn/aOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7n/a5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/an/aFitbit OSWatchOS 9
Apps
Music

All Wearables