Pebble Time vs. Sony SmartWatch 3 vs. Fitbit Flex 2 vs. Xiaomi Mi Band 4

 
Time
SmartWatch 3
Flex 2
Mi Band 4
 PebbleTimeRemove Buy NowSonySmartWatch 3Remove Buy NowFitbitFlex 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$150$250$100$25
Release2015201420162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144320 x 320n/a120x240
Size1.26 inches1.6 inchesn/a0.95 inches
Touchn/a
Typee-paperTFT LCDLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid Wearn/aAMAZFIT OS
Apps
Music

All Wearables