Pebble Time Round vs. Fitbit One vs. Pebble Core vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Time Round
One
Core
Inspire HR
T-Rex
 PebbleTime RoundRemove Buy NowFitbitOneRemove Buy NowPebbleCoreRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$100$99$99$140
Release20152012201620192019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration2 days10-14 daysNA5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA139 x 60360 x 360
Sizeroundn/aNA1.4 inches1.3 inches
TouchNA
Typee-paperOLEDNAOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7Splast ResistantNA5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/aNAFitbit OSBuild-in
Apps
Music

All Wearables