Pebble 2 vs. Pebble Time Round vs. Fitbit Flex vs. Polar A370 vs. Polar Loop

 
2
Time Round
Flex
A370
Loop
 Pebble2Remove Buy NowPebbleTime RoundRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$129$200$100$179.95$100
Release20162015201320172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days5 daysUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA160 x 80NA
Sizen/aroundNA1.18 inchesNA
TouchNA
Typee-papere-paperLEDTFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX71 ATMWR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSPebble OSNANA
Apps
Music

All Wearables