Fitbit One vs. Amazfit Arc vs. Motorola Moto 360 (1st Gen) vs. Polar A370 vs. Polar Loop

 
One
Arc
Moto 360 (1st Gen)
A370
Loop
 FitbitOneRemove Buy NowAmazfitArcRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$69.99$150$179.95$100
Release20122016201420172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days20 days1 dayUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a72 x40320 x 260160 x 80NA
Sizen/a0.42 inches1.56 inches1.18 inchesNA
Touch
TypeOLEDOLEDLCDTFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP67IP67WR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNA
Apps
MusicNA

All Wearables