Fitbit Surge vs. Fitbit Flex 2 vs. Diesel On Full Guard vs. Fitbit Alta HR vs. Garmin Vivofit 4

 
Surge
Flex 2
On Full Guard
Alta HR
Vivofit 4
 FitbitSurgeRemove Buy NowFitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$250$100$325$150$79.95
Release20162016201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days1 day7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a454 x 454128 x 3688 x 88
Size1.26 inchesn/a1.4 inches1.4 inchesNA
Touchn/a
TypeMonochrome LCDLEDOMOLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0
Apps
Music

All Wearables