Polar A360 vs. Fitbit Ionic vs. Garmin Forerunner 45 vs. Swatch Touch Zero One vs. Amazfit T-Rex

 
A360
Ionic
Forerunner 45
Touch Zero One
T-Rex
 PolarA360Remove Buy NowFitbitIonicRemove Buy NowGarminForerunner 45Remove Buy NowSwatchTouch Zero OneRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$299$199$220$140
Release20152017201920152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration12 days4+ days7 daysn/a20 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80348x250208 x 208n/a360 x 360
Size1.18 inches1.421.04 inchesn/a1.3 inches
Touch
Typen/aOLEDLCDn/aAMOLED

Functions

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

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceWR3050m5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aFitbit OSBuilt-inn/aBuild-in
Apps
Musicn/a

All Wearables