Polar M600 vs. Moov Now vs. Sony SmartBand 2 vs. Fitbit Alta HR vs. HTC re Grip

 
M600
Now
SmartBand 2
Alta HR
re Grip
 PolarM600Remove Buy NowMoovNowRemove Buy NowSonySmartBand 2Remove Buy NowFitbitAlta HRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$79$130$150$199
Release20162015201520172020

Activity & Fitness

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

Battery

Duration2 days6 months2 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/a128 x 36160 x 32
Size1.3 inchesn/an/a1.4 inches1.8 inches
Touchn/an/an/a
TypeTFTn/an/aOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIPX8n/aIP58IP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aNA
Apps
Music

All Wearables