Pebble Classic vs. Fitbit Flex 2 vs. Fitbit Zip vs. Polar A370 vs. Amazfit GTR

 
Classic
Flex 2
Zip
A370
GTR
 PebbleClassicRemove Buy NowFitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowPolarA370Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$99$100$60$179.95$199
Release20132016201220172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days5 days6 monthsUp to 3 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/an/a160 x 80454 x 454
Size1.26 inchesn/an/a1.18 inches1.39 inches
Touchn/a
Typee-paperLEDn/aTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMSplash ResistantWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aBuild-in
Apps
Music

All Wearables