Charge 3
re Grip
Time 2
M400
 FitbitCharge 3Remove Buy NowHTCre GripRemove Buy NowPebbleTime 2Remove Buy NowPolarM400Remove Buy Now

Basic Info

Suggested Price$150$199$199$200
Release2018202020162014

Activity & Fitness

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

Battery

Duration7 days5 hours to 2.5 days10 days8 hours to 30 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANAn/a
MacNANA
WindowsNot yetNANA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution66 x 18160 x 32NAn/a
Size.721 inches1.8 inchesNAn/a
Touch
TypeOLEDPMOLEDe-papern/a

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP573 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANAPebble OSn/a
Apps
Music

All Wearables