Fitbit Surge vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin Vivosmart 4 vs. HTC re Grip

 
Surge
Flex 2
WSD-F20A
Vivosmart 4
re Grip
 FitbitSurgeRemove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminVivosmart 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$250$100$399$130$199
Release20162016201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days1 day7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 32048 x 128160 x 32
Size1.26 inchesn/a1.32 inches0.74 inches1.8 inches
Touchn/a
TypeMonochrome LCDLEDLCDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables