Winix Air Purifiers

Winix Plasmawave

Compare Winix air purifiers by room size, filtration stages and smart features, from compact bedroom units to large whole-home models with True HEPA and PlasmaWave.
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Winix AT40 — 360° 4-Stage True HEPA WiFi Air Purifier for whole-room coverage
The AT40's 360° intake pulls air in from every side, so placement near a wall or corner still works. Four stages — pre-filter, carbon, True HEPA and PlasmaWave — cover dust, pollen and odors, while WiFi and auto mode keep it running without constant adjustment.
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Winix T810 — 360° 4-Stage True HEPA WiFi Air Purifier for larger rooms
Bigger spaces get more attention from the T810, which pairs a 360° four-stage path with WiFi control. True HEPA captures fine particles, the carbon layer tackles cooking and pet odors, and the air sensor lets auto mode step the fan up when readings rise.
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Winix C545 — 4-Stage True HEPA WiFi Air Purifier for living rooms
Where the C545 sits is its strength: a traditional front-facing four-stage design that fits neatly under a window or beside a TV stand. WiFi keeps monitoring easy, and PlasmaWave adds a second line against airborne pollutants once True HEPA has done its pass.
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Winix 5520 — 4-Stage WiFi Air Purifier with AOC Carbon Filter for pet homes
The 5520 brings an AOC carbon filter into the mix, meaning the odor stage lasts longer before replacement. Four stages total, plus WiFi and sensor-driven auto mode, make it a practical pick for living rooms where pets, cooking and everyday dust overlap.
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Winix T830 — 360° 4-Stage True HEPA WiFi Air Purifier for open plans
The T830 rounds out the selection with the same 360° four-stage platform and WiFi connectivity, aimed at buyers who want consistent whole-room circulation. True HEPA handles fine particles, carbon reduces smells, and PlasmaWave finishes the job with ionization.
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Newest Winix Air Purifiers

Our latest arrivals span WiFi 4-stage models for bedrooms and mid-size rooms, each pairing True HEPA with PlasmaWave.
Winix A231 compact air purifier on a bedroom floor

Winix A231 — 360° 4-Stage True HEPA Air Purifier with PlasmaWave for bedrooms

The A231 is Winix’s compact 360° four-stage unit without WiFi, keeping both the price and the controls simple. Air enters from every side, passes the pre-filter, carbon and True HEPA stages, then moves through PlasmaWave ionization — a tidy fit for a bedroom or nursery.
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More Winix choices

Six more Winix purifiers, matched to how you actually live

Winix C535 — 3-Stage True HEPA Air Purifier with PlasmaWave, no WiFi to set up

Simplicity is the point with the C535: three stages instead of four, and no WiFi to configure. Pre-filter, carbon and True HEPA still capture dust, pollen and pet dander, while PlasmaWave works as the final step. It suits a guest room or a first purifier where fewer settings mean less to manage.
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Winix T500 — 360° 4-Stage True HEPA WiFi Air Purifier for shelves and small floors

Compact and easy to place, the T500 works on a shelf or floor between furniture. Its 360° four-stage path moves air from every direction, with True HEPA on fine particles, carbon on household smells and PlasmaWave as the finishing step. WiFi and auto mode let it respond when cooking or an open window raises readings.
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Winix C610 — 360° 4-Stage True HEPA WiFi Air Purifier for large whole-home spaces

The C610 is built for scale. Its 360° intake and four-stage filtration serve large living areas and open plans, moving enough air to serve a whole level rather than a single corner. WiFi and sensor-driven auto mode keep it responsive, while True HEPA and PlasmaWave handle fine particles and settled household dust.
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Winix 9800 — 4-Stage True HEPA WiFi Air Purifier for open kitchens and dining rooms

Where larger Winix units earn their place is open kitchens and dining rooms, and the 9800 fits that role. Four stages capture cooking grease particles and lingering odors, WiFi keeps settings accessible from the table, and the sensor lets auto mode work quietly in the background during and after meals.
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Winix C909 — 4-Stage True HEPA WiFi Air Purifier with PlasmaWave for family rooms

Family rooms with heavy daily use benefit from the C909's steady four-stage approach. True HEPA captures the fine particles that settle into upholstery, carbon reduces food and pet odors, and PlasmaWave adds ionization once the air has passed through the filters. WiFi and auto mode reduce the need to check it manually.
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Winix XQ — Dual 4-Stage True HEPA WiFi Air Purifier for the largest floor plans

The XQ takes a different route with a dual four-stage system, effectively running two filtration paths in one unit. That makes it a considered choice for very large or split-level homes where one standard tower would struggle to keep up. WiFi control and auto mode coordinate both paths without added effort.
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Where Winix purifiers make the biggest difference

From pollen season to pet homes and open kitchens, each situation rewards a different room size and filter setup, so match the unit to the task rather than the largest room in the house.
Winix air purifier running beside a window with open curtains

Allergy seasons and pollen management

Pollen enters on clothes and through open windows, then settles on soft surfaces. A True HEPA unit running continuously in the bedroom reduces overnight exposure, and auto mode raises fan speed briefly when outdoor air comes in through a door or window.

Winix air purifier beside a pet blanket on a living room rug

Homes with pets and daily dander

Dander is fine enough to stay airborne for hours. Placing a four-stage unit in the room where pets spend most of their time captures particles before they settle into upholstery, while the carbon layer reduces the associated odors that filtration alone would leave behind.

Winix air purifier near an open kitchen counter and dining table

Cooking odors in open kitchens

Open kitchens share air with dining and living areas, so odors travel. A larger unit placed near the kitchen boundary handles smoke and grease particles during cooking and clears residual smells afterward, especially when auto mode responds to the sensor instead of waiting to be switched on.

Compact Winix air purifier in a softly lit nursery corner

Nurseries and children's bedrooms

Small rooms need quiet operation more than raw power. A compact unit sized to the room runs on a low setting through the night, and simple controls without an app mean one less setup task for parents managing a new routine.

Winix air purifier on a home office floor next to a desk

Home offices and long desk hours

Desks near windows collect dust quickly, and closed office doors trap particles inside. A shelf-friendly unit keeps circulating air during long working hours, and models with WiFi let you adjust settings without leaving a call or standing up from the chair.

Large Winix air purifier in a bright open-plan living space

Open plans and multi-room spaces

Large or split-level homes often need one capable unit rather than several small ones. A whole-home sized purifier placed where air circulates most freely covers more of the floor, and sensor-driven auto mode keeps it responsive as doors open and rooms fill.

What to Compare

Six factors that change which Winix suits your room

Side-by-side Winix air purifiers of different heights in a living room

Room size coverage

Match rated room size to where the unit will actually run day to day.

Cutaway of stacked Winix filter layers on a clean table

Filter stage count

Three-stage models handle dust and odors; four-stage adds carbon depth.

Winix purifier emitting a soft blue glow in a dim bedroom

PlasmaWave explained

PlasmaWave ionizes pollutants while producing much lower ozone output.

Hand-free Winix purifier running on a sensor indicator in a hallway

Smart sensing and auto

Auto mode lets the air sensor adjust fan speed so you set it once.

Phone resting near a Winix purifier in a modern living room

WiFi and app control

WiFi lets you check air quality and adjust settings from your phone.

Replacement Winix filters laid out beside a purifier on a floor

Ongoing filter cost

Replacement filter price matters more than the purchase price over years.

Kinds of Winix purifiers

Three Winix directions, told apart by room size and design

Compact Winix air purifier beside a nursery crib
Compact bedroom and nursery models

Smaller 360° units like the A231 and T500 suit nurseries and home offices, circulating air in tight spaces without dominating a nightstand or desk corner. They cost less to run and are easy to move between rooms as needs change.

Mid-size Winix air purifier in a furnished living room
Mid-size living room and den models

Models such as the 5520 and C545 balance coverage against footprint, sized for family rooms where cooking smells, pet hair and everyday dust collect most. Their sensor-driven auto mode raises fan speed briefly, then settles back to a quiet level.

Large Winix air purifier in an open-plan living and dining area
Large and whole-home models

Larger units like the 9800, C610 and XQ serve open plans and bigger floor areas, moving more air per hour so fewer units cover an entire level. They suit buyers who would rather run one capable machine than several small ones through the house.

Customer voices

What shoppers say about living with Winix

I spent a week comparing coverage ratings before choosing, and sizing it to the bedroom rather than the whole floor made the difference. The unit runs quietly on auto and the room feels noticeably less dusty in the morning. I wish the filter cost had been clearer before I bought.
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Dana R.First-time buyer comparing bedroom models by room size
Two cats and a small apartment meant odors were the real problem, not dust. The carbon stage handles the litter smell within about twenty minutes and the sensor kicks the fan up when the door opens. I check the filter monthly now, which is more often than I expected.
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Marcus T.Pet owner tracking dander and household odors
Setup took under five minutes, no app required, which is exactly what I wanted at that hour. It sits near the crib and stays quiet enough for naps, and pollen season has been easier on my daughter's sleep. I only wish the controls were easier to read in the dark.
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Priya S.Parent setting up a purifier in a nursery
I ended up choosing a plainer model and don't miss the app at all. Air cleaning comes down to filter stages and room size, and the three-stage unit handles our guest room fine. Would have saved research time if someone had just told me that WiFi adds convenience, not filtration.
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Ellen W.Shopper weighing WiFi features against a simpler model
One larger unit on the main floor beat running two smaller ones for us. Open kitchen and living area means cooking smells spread everywhere, and the auto mode responds quickly when we cook. Filter replacement is the ongoing cost to plan for, so budget for it rather than being surprised.
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Jordan K.Whole-home buyer running one larger unit
Questions shoppers ask

Straight answers to common Winix buying trade-offs

Start with the room’s square footage rather than the largest open area in your home. Winix sizes range from compact bedroom units to larger whole-house models, and running an over-sized unit on low is quieter and more efficient than pushing a small unit to maximum. Check the rated coverage on each model before comparing features.
PlasmaWave is a low-voltage ionization step designed to reduce airborne pollutants while producing much lower ozone levels than conventional ion generators. It works alongside the filter stages rather than replacing them, so the pre-filter, carbon and True HEPA layers still do the heavy particle capture during normal all-day operation.
WiFi adds monitoring and remote control, not filtration power. A three-stage unit without WiFi uses the same pre-filter, carbon and True HEPA approach, so air cleaning performance depends on room size and filter stages. Choose WiFi when you want air quality readings and scheduling from your phone; skip it for a guest room or first purifier.
Filters are consumables and need replacing on a recurring schedule, so factor that cost into the purchase decision rather than the sticker price alone. Models with an AOC carbon filter stage are designed to hold up longer on the odor layer. Pre-filters can usually be cleaned by hand, which stretches the life of the layers behind them.
The carbon stage is there specifically for odors, including cooking smells and pet-related smells, while True HEPA captures fine particles such as dander and pollen. Homes with pets benefit most from auto mode, which raises fan speed when the sensor detects a change, then settles back down once readings recover.
One large unit works well in an open plan where air moves freely between spaces. Closed rooms with doors tend to trap particles separately, so two smaller units can be more effective per dollar than forcing one unit to cover ground it cannot reach. Match each unit to the room it will actually sit in.

See how Winix purifiers compare in real homes