Fitbit Alta vs. Fitbit Flex 2 vs. Amazfit Bip vs. Pebble Core vs. Polar Loop

 
Alta
Flex 2
Bip
Core
Loop
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$130$100$99.99$99$100
Release20162016201820162013

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days5 days30 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a176 x 176NANA
Sizen/an/a1.28 inchesNANA
Touchn/an/aNA
TypeOLEDLEDNANALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP68NA2 ATM

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables