Fitbit Charge 2 vs. Apple Watch Series 2 vs. Jawbone UP3 vs. Jawbone UP4 vs. Amazfit T-Rex

 
Charge 2
Watch Series 2
UP3
UP4
T-Rex
 FitbitCharge 2Remove Buy NowAppleWatch Series 2Remove Buy NowJawboneUP3Remove Buy NowJawboneUP4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$269$180$200$140
Release20162016201320152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours7 daysNA20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NANA360 x 360
Sizen/a1.5 inches or 1.65 inchesNANA1.3 inches
Touchn/aNANA
TypeOLEDAMOLEDNANAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATMNANA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNANABuild-in
Apps
MusicNANA

All Wearables