Pebble Time Round vs. Fitbit Alta vs. Amazfit Stratos vs. Pebble Time 2 vs. Fitbit Charge

 
Time Round
Alta
Stratos
Time 2
Charge
 PebbleTime RoundRemove Buy NowFitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowPebbleTime 2Remove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$200$130$199$199$130
Release20152016201820162014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days10 days7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300NANA
Sizeroundn/a1.34 inchesNANA
Touchn/aNA
Typee-paperOLEDOLEDe-paperOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7n/a5 ATM3 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aProprietaryPebble OSNA
Apps
Music

All Wearables