Olio Model One vs. Pebble Time vs. Pebble Time Steel vs. Polar M400 vs. Amazfit T-Rex

 
Model One
Time
Time Steel
M400
T-Rex
 OlioModel OneRemove Buy NowPebbleTimeRemove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$595$150$250$200$140
Release20152015201520142019

Activity & Fitness

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

Battery

Duration2 days7 days10 days8 hours to 30 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/a168 x 144168 x 144n/a360 x 360
Sizen/a1.26 inches1.26 inchesn/a1.3 inches
Touch
Typen/ae-papere-papern/aAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM3 ATM5 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/aPebble OSPebble OSn/aBuild-in
Appsn/a
Music

All Wearables