Polar M600 vs. Pebble Time 2 vs. Fitbit Alta HR vs. Pebble Core vs. HTC re Grip

 
M600
Time 2
Alta HR
Core
re Grip
 PolarM600Remove Buy NowPebbleTime 2Remove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$199$150$99$199
Release20162016201720162020

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration2 days10 days7 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240NA128 x 36NA160 x 32
Size1.3 inchesNA1.4 inchesNA1.8 inches
Touchn/aNA
TypeTFTe-paperOLEDNAPMOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX83 ATMNAIP57

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid WearPebble OSNANA
Apps
Music

All Wearables