Pebble 2 vs. Polar M400 vs. Amazfit Stratos vs. Garmin Forerunner 45 vs. Garmin Instinct

 
2
M400
Stratos
Forerunner 45
Instinct
 Pebble2Remove Buy NowPolarM400Remove Buy NowAmazfitStratosRemove Buy NowGarminForerunner 45Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$129$200$199$199$300
Release20162014201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 hours to 30 days5 days7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300208 x 208128 x 128
Sizen/an/a1.34 inches1.04 inches0.9 inches
Touch
Typee-papern/aOLEDLCDOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM5 ATM5 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aProprietaryBuilt-in
Apps
Music

All Wearables