Pebble Time Round vs. Withings Steel HR vs. Fitbit Zip vs. Amazfit Bip vs. Garmin Vivofit 4

 
Time Round
Steel HR
Zip
Bip
Vivofit 4
 PebbleTime RoundRemove Buy NowWithingsSteel HRRemove Buy NowFitbitZipRemove Buy NowAmazfitBipRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$200$180$60$99.99$79.95
Release20152016201220182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days25 days6 months30 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a176 x 17688 x 88
Sizeroundn/an/a1.28 inchesNA
Touch
Typee-papern/an/aNANA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMSplash ResistantIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/a
Apps
Music

All Wearables