Pebble Time Round vs. Pebble Time Steel vs. Fitbit One vs. Polar A370 vs. Diesel On Full Guard 2.5

 
Time Round
Time Steel
One
A370
On Full Guard 2.5
 PebbleTime RoundRemove Buy NowPebbleTime SteelRemove Buy NowFitbitOneRemove Buy NowPolarA370Remove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$200$250$100$179.95$325
Release20152015201220172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days10 days10-14 daysUp to 3 days4 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a168 x 144n/a160 x 80454x454
Sizeround1.26 inchesn/a1.18 inches1.39 inches
Touch
Typee-papere-paperOLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMSplast ResistantWR303 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSn/aWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables