Pebble Time Round vs. Withings Activite Sapphire vs. Withings Go vs. Amazfit Stratos vs. Fitbit Alta HR

 
Time Round
Activite Sapphire
Go
Stratos
Alta HR
 PebbleTime RoundRemove Buy NowWithingsActivite SapphireRemove Buy NowWithingsGoRemove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$450$80$199$150
Release20152014201620182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months8 months5 days7 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a320 x 300128 x 36
Sizeround1.3 inchesn/a1.34 inches1.4 inches
Touchn/a
Typee-paperAnalogE-InkOLEDOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/an/aProprietary
Appsn/a
Music

All Wearables