Fitbit Charge 2 vs. Fitbit Flex 2 vs. Garmin Forerunner 235 vs. Jawbone UP4 vs. Amazfit GTS

 
Charge 2
Flex 2
Forerunner 235
UP4
GTS
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowGarminForerunner 235Remove Buy NowJawboneUP4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$150$100$299.99$200$150
Release20162016201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days9 daysNA14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a215 x 180NA348 x 442
Sizen/an/a1.23 inchesNA1.65 inches
Touchn/an/aNA
TypeOLEDLEDMIPNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
MusicNA

All Wearables