Polar M600 vs. Microsoft Band 2 vs. Fitbit Alta HR vs. Amazfit T-Rex vs. Apple SE

 
M600
Band 2
Alta HR
T-Rex
SE
 PolarM600Remove Buy NowMicrosoftBand 2Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$330$250$150$140$279
Release20162015201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days48 hours (without GPS)7 days20 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 128128 x 36360 x 360384 x 480
Size1.3 inches1.36 inches1.4 inches1.3 inches40mm
Touchn/a
TypeTFTCapacitative TFTOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water ResistanceIPX8IPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aBuild-inWatchOS 5
Apps
Music

All Wearables