Polar M600 vs. Fitbit Alta vs. Sony SmartBand 2 vs. Amazfit Stratos vs. Polar A370

 
M600
Alta
SmartBand 2
Stratos
A370
 PolarM600Remove Buy NowFitbitAltaRemove Buy NowSonySmartBand 2Remove Buy NowAmazfitStratosRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$330$130$130$199$179.95
Release20162016201520182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days2 days5 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a320 x 300160 x 80
Size1.3 inchesn/an/a1.34 inches1.18 inches
Touchn/an/an/a
TypeTFTOLEDn/aOLEDTFT LCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/aIP585 ATMWR30

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/aProprietary
Apps
Music

All Wearables