Air Purifiers · Head to head

Blueair Blue Pure 311i Max vs Dyson Purifier Hot+Cool HP2 De-NOx

Full Smart Air Purifiers comparison in 2026

Updated August 2026
Data from Amazon and official Blueair and Dyson sites.
2026 verdict
Blueair Blue Pure 311i Max is the more complete option versus Dyson Purifier Hot+Cool HP2 De-NOx in 2026, helped most by price, rating, and filtration. It has the clearer edge on price, rating, and filtration, and it stays ahead on AHAM verifide. Dyson Purifier Hot+Cool HP2 De-NOx is still relevant if you care most about warranty, integrations, and sensors, but Blueair Blue Pure 311i Max is the stronger recommendation overall. For the average buyer, Blueair Blue Pure 311i Max is the safer choice.
vs
FeatureBlueair Blue Pure 311i MaxDyson Purifier Hot+Cool HP2 De-NOxWinner
Price$229.00$899.00Blueair Blue Pure 311i Max
Rating4.54.4Blueair Blue Pure 311i Max
Warranty1 year2 yearsDyson Purifier Hot+Cool HP2 De-NOx
IntegrationsGoogle Home, AlexaGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, MatterDyson Purifier Hot+Cool HP2 De-NOx
FiltrationHEPA Filter, Activated Carbon Filter, Washable Pre-FilterHEPA Filter, Activated Carbon FilterBlueair Blue Pure 311i Max
SensorsPM1, PM2.5, PM10PM2.5, TVOC, Formaldehyde, TemperatureDyson Purifier Hot+Cool HP2 De-NOx
AHAM VerifideYESNOBlueair Blue Pure 311i Max
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
Auto ModeYESYESTie
Winner
Blueair

Blueair Blue Pure 311i Max

$229.00
Buy on Amazon USA
  • + Price: $229.00
  • + Rating: 4.5
  • + Filtration: HEPA Filter, Activated Carbon Filter, Washable Pre-Filter
  • - Warranty: 1 year vs 2 years
  • - Integrations: Google Home, Alexa vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Matter

Frequently Asked Questions

Which is better overall: Blueair Blue Pure 311i Max or Dyson Purifier Hot+Cool HP2 De-NOx?

Blueair Blue Pure 311i Max has the stronger overall profile in this comparison, especially for price, rating, and filtration.

What is the biggest difference between Blueair Blue Pure 311i Max and Dyson Purifier Hot+Cool HP2 De-NOx?

Price is one of the clearest differences: Blueair Blue Pure 311i Max lists $229.00, while Dyson Purifier Hot+Cool HP2 De-NOx lists $899.00.

Which one looks better on price?

Blueair Blue Pure 311i Max is listed at $229.00, while Dyson Purifier Hot+Cool HP2 De-NOx is listed at $899.00. Blueair Blue Pure 311i Max (better spec).

Who should buy Blueair Blue Pure 311i Max?

Choose Blueair Blue Pure 311i Max if your priority is price and rating and that matters more than warranty.

Who should buy Dyson Purifier Hot+Cool HP2 De-NOx?

Choose Dyson Purifier Hot+Cool HP2 De-NOx if your priority is warranty and integrations and that matters more than price.

More Air Purifiers

Top Air Purifiers to compare next

Compare smart air purifiers by CADR, coverage area, HEPA filtration, air quality sensors, noise level, integrations and auto mode.

Compare Air Purifiers
Blueair

More Blueair products

A sharper look at other Blueair products worth comparing.

Explore Blueair
Dyson

More Dyson products

A sharper look at other Dyson products worth comparing.

Explore Dyson
Stay in the loop

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Your subscription could not be saved. Please try again.
Your subscription has been successful.

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
© 2026 Smart Home Compared
Search