Pebble Time Round vs. Fitbit Flex 2 vs. Fitbit Flex vs. Pebble Core vs. Apple Series 6

 
Time Round
Flex 2
Flex
Core
Series 6
 PebbleTime RoundRemove Buy NowFitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$100$100$99$399
Release20152016201320162020

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration2 days5 days5 daysNANot yet
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNANA384 x 480
Sizeroundn/aNANA40mm
Touchn/aNANA
Typee-paperLEDLEDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIPX75 ATM1 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/aNANAWatchOS 5
Apps
Music

All Wearables