Pebble Classic vs. Fitbit Zip vs. Fitbit Alta HR vs. Fitbit Flex vs. Amazfit GTS

 
Classic
Zip
Alta HR
Flex
GTS
 PebbleClassicRemove Buy NowFitbitZipRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$99$60$150$100$150
Release20132012201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days6 months7 days5 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a128 x 36NA348 x 442
Size1.26 inchesn/a1.4 inchesNA1.65 inches
TouchNA
Typee-papern/aOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash Resistant1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNAWear OS
Apps
Music

All Wearables