Garmin Forerunner 225 vs. Polar V800 vs. Fitbit Alta vs. Amazfit T-Rex vs. HTC re Grip

 
Forerunner 225
V800
Alta
T-Rex
re Grip
 GarminForerunner 225Remove Buy NowPolarV800Remove Buy NowFitbitAltaRemove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$470$130$140$199
Release20152014201620192020

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks13 hours to 30 days5 days20 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/an/a360 x 360160 x 32
Size1 inchn/an/a1.3 inches1.8 inches
Touchn/a
Typen/an/aOLEDAMOLEDPMOLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMn/a5 ATMIP57

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

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

All Wearables