Ravvy
Login

Head to head · Air Quality

Blue Signature Small Smart Air Purifier for vs Blue Pure 311i Max Smart Air Purifier for

Ravvy scores Blue Signature Small Smart Air Purifier for at 89.44 and Blue Pure 311i Max Smart Air Purifier for at 89.44. Blue Signature Small Smart Air Purifier for takes the overall pick, best for allergy sufferers in small bedrooms or urban studio apartments..

Ravvy pick

BLUEAIR Blue Signature Small Smart Air Purifier for Bedroom, Home & Office, HEPASilent Air Cleaner for Pets, Allergies, Dust & Smoke, Cleans 1,190 Sq Ft Per Hour, Quiet HEPA Air Purifier, App Control
89.4

$150

BLUEAIR Blue Pure 311i Max Smart Air Purifier for Medium Rooms up to 2,107 Sq Ft HEPASilent Air Cleaner for Pets Allergies Smoke & Dust WiFi Air Purifier with Auto Mode Quiet Air Purifier for Bedroom
89.4

$229

This is a premium choice for light sleepers and design-focused users who want smart automation and low noise at the cost of proprietary, higher-priced replacement filters.

How they score

FactorBlue Signature Small Smart Air Purifier forBlue Pure 311i Max Smart Air Purifier for
Acoustic Comfort–98
Energy Efficiency–96
Maintenance Value–72
Smart Connectivity–86.5
Filtration Efficiency–95

Blue Signature Small Smart Air Purifier for

What owners praise

  • Captures ultra-fine particles down to 0.1 microns
  • Operates at a near-silent 19 decibels on low
  • Stylish Scandinavian design with customizable pre-filters
  • Responsive app control and air quality monitoring
  • Energy Star certified for low power consumption

What to know first

  • Proprietary replacement filters can be expensive
  • Limited effectiveness in rooms larger than 250 sq ft
  • Maximum fan speed is noticeably louder than sleep mode

Blue Pure 311i Max Smart Air Purifier for

What owners praise

  • Extremely low energy consumption at only 7.8 watts
  • QuietMark certified for near-silent operation on low settings
  • Effective 0.1 micron filtration captures smaller particles than standard HEPA
  • Real-time air quality monitoring via a responsive mobile app
  • Washable fabric pre-filters extend the life of the internal carbon filter

What to know first

  • Proprietary filters can be more expensive than generic alternatives
  • App setup may require a 2.4GHz WiFi band for initial connection
  • Lacks a dedicated remote control, relying heavily on the smartphone app

Skip it if budget-conscious shoppers wary of recurring costs

Specs side by side

SpecBlue Signature Small Smart Air Purifier forBlue Pure 311i Max Smart Air Purifier for
UPC689122002316689122023021
ASINB0GSX69MTHB0BN2LZ9JH
ColorGrey/Dark GreyLight Grey (Wifi)
Wattage20 watts7.8 watts
Brand NameBLUEAIRBLUEAIR
Floor Area250 square_feet1858 square_feet
Unit Count1 Count1 Count
Filter TypeActivated CarbonActivated Carbon
Item Weight5.6 pounds3.5 kg
Noise Level50 db23 db
Part Number114952109538
Filter ClassAirPurifierFilterHEPA Activated Carbon

Other options in this category

WINIX 5530 Air Purifier (New Generation of 5500-2 with App Control) for Home Large Room Up to 1882 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke
93.7

Best for tech-savvy homeowners and pet owners in large open-plan living spaces

  • True HEPA 0.01 micron filtration
  • AHAM Verified performance
  • Smart App and Auto Mode
$180
WINIX 5510 Air Purifier (New Generation of 5500-2 with App Support) for Home Large Room Up to 1881 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke
93.7

Best for large open concept living spaces and homes with multiple pets.

  • 1881 sq ft coverage per hour
  • True HEPA 99.99 percent efficiency
  • Smart App and Voice Control
$180