Pebble Time Round vs. Fitbit Charge 2 vs. Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Asus VivoWatch

 
Time Round
Charge 2
Flex 2
ZenWatch 3
VivoWatch
 PebbleTime RoundRemove Buy NowFitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$200$150$100$229$160
Release20152016201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days48 hours24 hours to 10 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a400 x 400128 x 128
Sizeroundn/an/a1.39 inchesNA
Touchn/an/a
Typee-paperOLEDLEDAMOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIPX7n/a5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/an/aAndroid Wear 2KoodOS
Apps
Music

All Wearables