Pebble Time Round vs. Fitbit Alta HR vs. Apple Watch Series 4 vs. Garmin VivoActive 4 vs. Apple Watch 7

 
Time Round
Alta HR
Watch Series 4
VivoActive 4
Watch 7
 PebbleTime RoundRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowGarminVivoActive 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$150$329$349$429
Release20152017201820192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days7 daysNot Yet8 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 36384 x 480260 x 260396 x 484
Sizeround1.4 inches1.78 inches1.3ionches1.9 inches
Touch
Typee-paperOLEDMicroLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7Not Yet5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSWatch OS 5Wear OSWatchOS 8
Apps
Music

All Wearables