Fitbit Alta vs. Fitbit Flex 2 vs. Sony SmartBand 2 vs. Diesel On Full Guard vs. Amazfit GTS

 
Alta
Flex 2
SmartBand 2
On Full Guard
GTS
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowSonySmartBand 2Remove Buy NowDieselOn Full GuardRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$130$100$130$325$150
Release20162016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days2 days1 day14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/a454 x 454348 x 442
Sizen/an/an/a1.4 inches1.65 inches
Touchn/an/an/a
TypeOLEDLEDn/aOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP58IP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aAndroid Wear 2.0Wear OS
Apps
Music

All Wearables