Polar M400 vs. Moov Now vs. Motorola Moto 360 (1st Gen) vs. HTC re Grip vs. Fitbit Inspire 3

 
M400
Now
Moto 360 (1st Gen)
re Grip
Inspire 3
 PolarM400Remove Buy NowMoovNowRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowHTCre GripRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$200$79$150$199$100
Release20142015201420202022

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months1 day5 hours to 2.5 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 260160 x 3232x18
Sizen/an/a1.56 inches1.8 inches46 inches
Touchn/a
Typen/an/aLCDPMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/aIP67IP575 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNA
Apps
MusicNA

All Wearables