Fitbit Flex 2 vs. Withings Pulse Ox vs. Fitbit Charge vs. Samsung Gear Fit2 Pro vs. Amazfit GTS

 
Flex 2
Pulse Ox
Charge
Gear Fit2 Pro
GTS
 FitbitFlex 2Remove Buy NowWithingsPulse OxRemove Buy NowFitbitChargeRemove Buy NowSamsungGear Fit2 ProRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$120$130$199.99$150
Release20162014201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 weeks7-10 days2 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/ablue
Resolutionn/a128 x 32NA216 x 432348 x 442
Sizen/an/aNA1.5 inches1.65 inches
Touchn/aSwipeNA
TypeLEDOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNATizen OSWear OS
Apps
Music

All Wearables