Fitbit Surge vs. Fitbit Flex vs. Amazfit GTR vs. Apple Watch 8 vs. Apple Series 6

 
Surge
Flex
GTR
Watch 8
Series 6
 FitbitSurgeRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTRRemove Buy NowAppleWatch 8Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$100$199$499$399
Release20162013201920222020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days24 days18 hrsNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA454 x 454340 x 272 or 390 x 312384 x 480
Size1.26 inchesNA1.39 inches1.5 inches or 1.65 inches40mm
TouchNA
TypeMonochrome LCDLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuild-inWatchOS 9WatchOS 5
Apps
Music

All Wearables