Polar V800 vs. Fitbit Flex 2 vs. Pebble Core vs. Garmin Forerunner 45 vs. Amazfit GTS

 
V800
Flex 2
Core
Forerunner 45
GTS
 PolarV800Remove Buy NowFitbitFlex 2Remove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$470$100$99$199$150
Release20142016201620192019

Activity & Fitness

Calories
Cycling (Bicycling)n/aNA
Distance
Heartn/a
Oxygen
SleepNA
Steps
Swim

Battery

Duration13 hours to 30 days5 daysNA7 days14 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA208 x 208348 x 442
Sizen/an/aNA1.04 inches1.65 inches
Touchn/aNA
Typen/aLEDNALCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMNA5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNABuilt-inWear OS
Apps
Music

All Wearables