Polar M400 vs. Polar M600 vs. Samsung Gear S vs. Fossil Q Dreamer vs. Apple Watch 7

 
M400
M600
Gear S
Q Dreamer
Watch 7
 PolarM400Remove Buy NowPolarM600Remove Buy NowSamsungGear SRemove Buy NowFossilQ DreamerRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$330$250$125$429
Release20142016201320152021

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 daysn/a7 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240480 x 360n/a396 x 484
Sizen/a1.3 inches2 inchesn/a1.9 inches
Touchn/an/a
Typen/aTFTSuper AMOLEDn/aMicroLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX8IP67IP67water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearTizenn/aWatchOS 8
Apps
Music

All Wearables