Fitbit Flex 2 vs. Fitbit Charge vs. Samsung Gear Fit2 Pro vs. Swatch Touch Zero One vs. Amazfit GTS

 
Flex 2
Charge
Gear Fit2 Pro
Touch Zero One
GTS
 FitbitFlex 2Remove Buy NowFitbitChargeRemove Buy NowSamsungGear Fit2 ProRemove Buy NowSwatchTouch Zero OneRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$130$199.99$220$150
Release20162014201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration5 days7-10 days2 daysn/a14 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/aNAn/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNA216 x 432n/a348 x 442
Sizen/aNA1.5 inchesn/a1.65 inches
Touchn/aNA
TypeLEDOLEDAMOLEDn/aAMOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNATizen OSn/aWear OS
Apps
Musicn/a

All Wearables