Apple Watch Series 3 vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Jawbone UP4 vs. Amazfit GTS

 
Watch Series 3
Flex 2
Stratos
UP4
GTS
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowJawboneUP4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$329$100$199$200$150
Release20172016201820152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 daysNA14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a320 x 300NA348 x 442
Size1.5 inches or 1.65 inchesn/a1.34 inchesNA1.65 inches
Touchn/aNA
TypeAMOLEDLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aProprietaryNAWear OS
Apps
MusicNA

All Wearables