Polar M400 vs. Fitbit One vs. Huawei Watch 2 vs. Motorola Moto 360 (1st Gen) vs. Apple Watch Ultra

 
M400
One
Watch 2
Moto 360 (1st Gen)
Watch Ultra
 PolarM400Remove Buy NowFitbitOneRemove Buy NowHuaweiWatch 2Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$200$100$350$150$799
Release20142012201720142022

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days48 hours1 day36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a480 x 480320 x 260502x410 pixels
Sizen/an/a1.38 inches1.56 inches1.92 inches
Touch
Typen/aOLEDP-OLEDLCD

Functions

Audio SpeakerAlerts only
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantIP68IP6710 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Android WearWatchOS 9
Apps
MusicNA

All Wearables