Pebble Time vs. Fitbit Alta vs. Fitbit Flex 2 vs. Fitbit Sense 2

 
Time
Alta
Flex 2
Sense 2
 PebbleTimeRemove Buy NowFitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$130$100$300
Release2015201620162022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days5 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/an/a336x336
Size1.26 inchesn/an/a1.59 inches
Touchn/an/a
Typee-paperOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/an/a
Apps
Music

All Wearables