Fitbit Flex 2 vs. Microsoft Band 2 vs. Fitbit Ionic vs. Amazfit GTS vs. Garmin VivoActive 4

 
Flex 2
Band 2
Ionic
GTS
VivoActive 4
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitGTSRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$250$299$150$349
Release20162015201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)4+ days14 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128348x250348 x 442260 x 260
Sizen/a1.36 inches1.421.65 inches1.3ionches
Touchn/a
TypeLEDCapacitative TFTOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX750m5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSWear OSWear OS
Apps
Music

All Wearables