Pebble Time Round vs. Fitbit Zip vs. Fitbit Flex vs. Amazfit GTR

 
Time Round
Zip
Flex
GTR
 PebbleTime RoundRemove Buy NowFitbitZipRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$60$100$199
Release2015201220132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months5 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA454 x 454
Sizeroundn/aNA1.39 inches
TouchNA
Typee-papern/aLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7Splash Resistant1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNABuild-in
Apps
Music

All Wearables