Pebble Time Round vs. Huawei Talkband B2 vs. ASUS ZenWatch 3 vs. Fitbit Charge vs. Amazfit GTR

 
Time Round
Talkband B2
ZenWatch 3
Charge
GTR
 PebbleTime RoundRemove Buy NowHuaweiTalkband B2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitChargeRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$180$229$130$199
Release20152015201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days3 days48 hours7-10 days24 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88400 x 400NA454 x 454
Sizeround0.73 inches1.39 inchesNA1.39 inches
TouchNA
Typee-paperPMOLEDAMOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP571 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid Wear 2NABuild-in
Apps
Music

All Wearables