Garmin Fenix 3 vs. Olio Model One vs. Xiaomi Mi Band 2 vs. Amazfit T-Rex vs. HTC re Grip

 
Fenix 3
Model One
Mi Band 2
T-Rex
re Grip
 GarminFenix 3Remove Buy NowOlioModel OneRemove Buy NowXiaomiMi Band 2Remove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$500$595$23$140$199
Release20152015201620192020

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks2 days20 hours20 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution218 x 218n/an/a360 x 360160 x 32
Size1.2 inchesn/a0.42 inches1.3 inches1.8 inches
Touch
TypeChroma LEDn/aOLEDAMOLEDPMOLED

Functions

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

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance10 ATM5 ATMIP675 ATMIP57

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/an/an/aBuild-inNA
Appsn/a
Music

All Wearables