Fitbit Flex 2 vs. Huawei Talkband B2 vs. ASUS ZenWatch 3 vs. Asus VivoWatch vs. Garmin Forerunner 45

 
Flex 2
Talkband B2
ZenWatch 3
VivoWatch
Forerunner 45
 FitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowASUSZenWatch 3Remove Buy NowAsusVivoWatchRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$180$229$160$199
Release20162015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days48 hours24 hours to 10 days7 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 88400 x 400128 x 128208 x 208
Sizen/a0.73 inches1.39 inchesNA1.04 inches
Touchn/a
TypeLEDPMOLEDAMOLEDNALCD

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP57IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2KoodOSBuilt-in
Apps
Music

All Wearables