Pebble Time Round vs. Fitbit Charge 2 vs. Polar A370 vs. Polar Loop vs. Diesel On Full Guard 2.5

 
Time Round
Charge 2
A370
Loop
On Full Guard 2.5
 PebbleTime RoundRemove Buy NowFitbitCharge 2Remove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$200$150$179.95$100$325
Release20152016201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 daysUp to 3 days5 days4 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 80NA454x454
Sizeroundn/a1.18 inchesNA1.39 inches
Touchn/a
Typee-paperOLEDTFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7n/aWR302 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNAWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables