Fitbit Alta vs. Fitbit Flex 2 vs. Sony SmartBand Talk vs. Huawei Watch 2 vs. Casio WSD-F20A

 
Alta
Flex 2
SmartBand Talk
Watch 2
WSD-F20A
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowSonySmartBand TalkRemove Buy NowHuaweiWatch 2Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$130$100$170$350$399
Release20162016201420172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days3 days48 hours1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a296 x 128480 x 480320 x 320
Sizen/an/a1.4 inches1.38 inches1.32 inches
Touchn/an/a
TypeOLEDLEDE InkP-OLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP68IP685 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid WearAndroid Wear 2Wear OS
Apps
Music

All Wearables