Fitbit Flex 2 vs. Amazfit Pace vs. Amazfit Bip vs. Polar A370 vs. Polar Loop

 
Flex 2
Pace
Bip
A370
Loop
 FitbitFlex 2Remove Buy NowAmazfitPaceRemove Buy NowAmazfitBipRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$130$99.99$179.95$100
Release20162017201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days30 daysUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300176 x 176160 x 80NA
Sizen/a1.34 inches1.28 inches1.18 inchesNA
Touchn/a
TypeLEDTFT LCDNATFT LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67IP68WR302 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNA
Apps
Music

All Wearables