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

 
Ionic
Time 2
Flex
A370
Loop
 FitbitIonicRemove Buy NowPebbleTime 2Remove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$299$199$100$179.95$100
Release20172016201320172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days10 days5 daysUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250NANA160 x 80NA
Size1.42NANA1.18 inchesNA
TouchNA
TypeOLEDe-paperLEDTFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m3 ATM1 ATMWR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSPebble OSNANA
Apps
Music

All Wearables