Polar M400 vs. Basis Peak vs. Pebble Time 2 vs. Fitbit Charge 3 vs. HTC re Grip

 
M400
Peak
Time 2
Charge 3
re Grip
 PolarM400Remove Buy NowBasisPeakRemove Buy NowPebbleTime 2Remove Buy NowFitbitCharge 3Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$200$200$199$150$199
Release20142014201620182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days4 days10 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANANA
WindowsNANANot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a168 x 144NA66 x 18160 x 32
Sizen/a1.25 inchesNA.721 inches1.8 inches
Touch
Typen/aLCDe-paperOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM3 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAPebble OSNANA
Apps
Music

All Wearables