Polar M400 vs. Microsoft Band 2 vs. Misfit Ray vs. Samsung Galaxy Watch vs. Apple Watch 7

 
M400
Band 2
Ray
Galaxy Watch
Watch 7
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowMisfitRayRemove Buy NowSamsungGalaxy WatchRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$250$100$330$429
Release20142015201620182021

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)6 months7 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128n/a360 x 360396 x 484
Sizen/a1.36 inchesn/a1.2 inches or 1.3 inches1.9 inches
Touchn/a
Typen/aCapacitative TFTLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX75 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTizen OSWatchOS 8
Apps
MusicSpotify

All Wearables