Pebble Time Steel vs. Fitbit Flex 2 vs. Asus VivoWatch vs. Sony SmartBand vs. Amazfit GTR

 
Time Steel
Flex 2
VivoWatch
SmartBand
GTR
 PebbleTime SteelRemove Buy NowFitbitFlex 2Remove Buy NowAsusVivoWatchRemove Buy NowSonySmartBandRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$250$100$160$100$199
Release20152016201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 days5 days24 hours to 10 days5 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolution168 x 144n/a128 x 128NA454 x 454
Size1.26 inchesn/aNANA1.39 inches
Touchn/aNA
Typee-paperLEDNANAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP67IP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aKoodOSNABuild-in
Apps
Music

All Wearables