Apple Watch Series 3 vs. Huawei Talkband B2 vs. Fitbit Ionic vs. Garmin 645 Music vs. Fitbit Alta HR

 
Watch Series 3
Talkband B2
Ionic
645 Music
Alta HR
 AppleWatch Series 3Remove Buy NowHuaweiTalkband B2Remove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$329$180$299$450$150
Release20172015201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours3 days4+ days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312128 x 88348x250240 x 240128 x 36
Size1.5 inches or 1.65 inches0.73 inches1.421.2 inches1.4 inches
Touch
TypeAMOLEDPMOLEDOLEDMIPOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5750m5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aFitbit OS
Apps
Music

All Wearables