Pebble Time Pebble Time Steel Polar M600 Fitbit Alta Polar Loop 2
  Pebble Time Remove Buy Now Pebble Time Steel Remove Buy Now Polar M600 Remove Buy Now Fitbit Alta Remove Buy Now Polar Loop 2 Remove Buy Now

Basic Info

Suggested Price $150 $250 $330 $130 $120
Release 2015 2015 2016 2016 2015

Activity & Fitness

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

Battery

Duration 7 days 10 days 2 days 5 days 8 days (without notifications)
Rechargeable

Compatibility

Android
iOS
Windows Phone n/a n/a n/a n/a
Mac n/a n/a n/a
Windows n/a n/a n/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution 168 x 144 168 x 144 240 x 240 n/a n/a
Size 1.26 inches 1.26 inches 1.3 inches n/a n/a
Touch n/a n/a
Type e-paper e-paper TFT OLED LED

Functions

Audio Speaker Alerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5 ATM 5 ATM IPX8 n/a 2 ATM

Notifications

Phone
Emails n/a
Texts

Software

Operating System Pebble OS Pebble OS Android Wear n/a n/a
Apps
Music