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Head to head · Air Quality

9800 4-Stage True Hepa Air Purifier vs Blue Signature SP3i Air Purifier for Medium

Ravvy scores 9800 4-Stage True Hepa Air Purifier at 89.2 and Blue Signature SP3i Air Purifier for Medium at 89.13. 9800 4-Stage True Hepa Air Purifier takes the overall pick, best for homeowners with large open-plan living areas or pet owners seeking automated odor control.

Ravvy pick

Winix 9800 4-Stage True Hepa Air Purifier with WiFi and PlasmaWave, 500 Sq Ft,Black,Large
89.2

$240

The Winix 9800 is a top-tier choice for those who want a 'set it and forget it' air purifier for large rooms, trading a larger footprint for exceptional smart features and air scrubbing power.

BLUEAIR Blue Signature SP3i Air Purifier for Medium Rooms up to 2,250 sq ft, HEPASilent Filtration, WiFi Smart Control, Auto Mode, Odor & Smoke Removal, Pet Hair & Dust, AHAM Verified, Table Design Da
89.1

$225

The SP3i is a premium choice for those who value silent operation and aesthetics, though you pay a price premium for its smart features and superior 0.1 micron filtration.

How they score

Factor9800 4-Stage True Hepa Air PurifierBlue Signature SP3i Air Purifier for Medium
Quietness89.5–
Smart Features9188.5
Value for Money86–
Ease of Maintenance82–
Air Purification Power94–
Aesthetics–95
Noise Level–98
Filtration Power–96.2
Maintenance Cost–72

9800 4-Stage True Hepa Air Purifier

What owners praise

  • High CADR rating verified for rooms up to 500 square feet
  • PlasmaWave technology targets VOCs and odors effectively
  • Smart app and voice control integration via WiFi
  • Washable pre-filter extends the life of expensive HEPA filters
  • Ultra-quiet 26.2 decibel operation on lowest setting

What to know first

  • Large physical dimensions may be bulky for small rooms
  • Higher power consumption at 95 watts compared to smaller units
  • Replacement filters can be a significant recurring cost

Skip it if small apartment dwellers with limited floor space or those who prefer strictly mechanical filtration

Blue Signature SP3i Air Purifier for Medium

What owners praise

  • Captures ultra fine particles down to 0.1 microns
  • Extremely quiet 19 dB operation on lowest setting
  • Modern Scandinavian design with customizable fabrics
  • Highly responsive Auto Mode with real time color coding
  • AHAM verified for consistent performance standards

What to know first

  • Higher replacement filter cost compared to entry level brands
  • Odor removal is good but not as effective as thick carbon canister units
  • Premium price point for the coverage area provided

Skip it if budget shoppers looking for basic filtration or those who prefer physical remotes over apps

Specs side by side

Spec9800 4-Stage True Hepa Air PurifierBlue Signature SP3i Air Purifier for Medium
ASINB09KNX3J36B0GQGHB5W7
BrandWinix–
ColorBlackDark Grey (Wifi +Premium)
Wattage95 watts36 watts
Brand NameWinixBLUEAIR
Floor Area500 square_feet498 square_feet
Unit Count1 Count1 Count
Filter TypeHEPAActivated Carbon
Item Weight19 pounds9.5 pounds
Noise Level26.2 db54 db
Part Number1022-0228-02114645
Filter ClassHEPAActivated 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