Fitbit One vs. Jawbone UP2 vs. Jawbone UP4 vs. Amazfit T-Rex vs. Apple Watch 8

 
One
UP2
UP4
T-Rex
Watch 8
 FitbitOneRemove Buy NowJawboneUP2Remove Buy NowJawboneUP4Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$100$200$140$499
Release20122015201520192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days7 daysNA20 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANA360 x 360340 x 272 or 390 x 312
Sizen/aNANA1.3 inches1.5 inches or 1.65 inches
TouchNANA
TypeOLEDNANAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantSplash resistantNA5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANABuild-inWatchOS 9
Apps
MusicNA

All Wearables