Fitbit One vs. Huawei Talkband B2 vs. Apple Watch Series 2 vs. Garmin Forerunner 935 vs. Casio WSD-F20A

 
One
Talkband B2
Watch Series 2
Forerunner 935
WSD-F20A
 FitbitOneRemove Buy NowHuaweiTalkband B2Remove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$100$180$269$500$399
Release20122015201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days3 days18 hoursUp to 2 weeks1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88340 x 272 or 390 x 312240 x 240320 x 320
Sizen/a0.73 inches1.5 inches or 1.65 inches1.2 inches1.32 inches
Touch
TypeOLEDPMOLEDAMOLEDLCDLCD

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP575ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSWear OS
Apps
Music

All Wearables