Olio Model One vs. Pebble Time Steel vs. Garmin Vivosmart HR vs. Pebble Core vs. Amazfit T-Rex

 
Model One
Time Steel
Vivosmart HR
Core
T-Rex
 OlioModel OneRemove Buy NowPebbleTime SteelRemove Buy NowGarminVivosmart HRRemove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$595$250$170$99$140
Release20152015201520162019

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/aNA
Distancen/a
Heartn/a
Oxygenn/a
Sleepn/aNA
Stepsn/a
Swimn/a

Battery

Duration2 days10 days5 daysNA20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/a168 x 144160 x 68NA360 x 360
Sizen/a1.26 inches1.08 inchesNA1.3 inches
TouchNA
Typen/ae-papern/aNAAMOLED

Functions

Audio Speakern/a
Clock
Phonen/aNA
Vibrationn/aNA
Voice

Hardware

Accelerometern/aNA
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNA5 ATM

Notifications

Phonen/aNA
EmailsNA
TextsNA

Software

Operating Systemn/aPebble OSn/aNABuild-in
Appsn/a
Music

All Wearables