Best Energy Efficient Air Purifiers to Buy in October 2025

LEVOIT Air Purifier for Home Allergies Pet Hair in Bedroom, Covers Up to 1073 ft² by 56W High Torque Motor, AHAM VERIFIDE, 3-in-1 Filter with HEPA Sleep Mode, Remove Dust Smoke Odor, Core300-P, White
- TRUST AHAM CERTIFIED FOR ENERGY-EFFICIENT AIR QUALITY SOLUTIONS.
- HIGH-PERFORMANCE MOTOR CLEANS LARGE SPACES QUICKLY AND EFFECTIVELY.
- CHOOSE GENUINE LEVOIT FILTERS FOR OPTIMAL AIR PURIFIER PERFORMANCE.



LEVOIT Air Purifiers for Bedroom Home, 3-in-1 Filter Cleaner with Fragrance Sponge for Better Sleep, Filters Smoke, Allergies, Pet Dander, Odor, Dust, Office, Desktop, Portable, Core Mini-P, White
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CAPTURE 99% OF POLLUTANTS FOR A CLEANER, HEALTHIER HOME!
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NEUTRALIZES SMOKE AND ODORS, ENSURING YOU BREATHE FRESH AIR!
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VERSATILE USE IN ANY ROOM WITH AUTO-OFF FOR PEACEFUL SLEEP!



Air Purifiers for Home Large Room up to 2200sq.ft, MOOKA Air purifier for Home Pets with Washable Filter, PM 2.5 Display Air Quality Sensor Air Cleaner for Bedroom, Dorm room, Pets, Office, PR1
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POWERFUL FILTRATION FOR HOMES UP TO 2200 FT²: FAST AIR PURIFICATION!
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PET MODE ENHANCES AIR QUALITY: CAPTURE PET HAIR & ODORS QUICKLY!
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REAL-TIME AIR QUALITY DISPLAY: AUTO MODE ADJUSTS FOR OPTIMAL COMFORT!



LEVOIT Air Purifiers for Home Large Room Up to 1875 Ft² with Washable Pre-Filter, AHAM VERIFIDE, Air Quality Monitor, HEPA Sleep Mode for Allergies, Pet Hair in Bedroom, Vital 200S-P, White
- AHAM CERTIFIED FOR TRUSTED AIR QUALITY IMPROVEMENT.
- DESIGNED FOR ALLERGY RELIEF: CAPTURES ALLERGENS EFFECTIVELY.
- POWERFUL WHOLE-ROOM PURIFICATION FOR SPACES UP TO 1875 SQ FT.



LEVOIT Air Purifier for Home Large Room Up to 1073Ft² with Air Quality Monitor, AHAM VERIFIDE, Smart WiFi, Washable Pre-Filter, HEPA Sleep Mode for Pets, Allergies, Dust, Pollen, Vital 100S-P, White
- AHAM VERIFIED: TRUST IN TESTED PERFORMANCE FOR CLEANER AIR.
- PET MODE: EFFICIENTLY TRAP FUR AND ELIMINATE ODORS EFFORTLESSLY.
- SMART CONTROL: MANAGE SETTINGS EASILY VIA THE FREE VESYNC APP.



Coway Airmega AP-1512HH(W) True HEPA Purifier with Air Quality Monitoring, Auto, Timer, Filter Indicator, and Eco Mode, 16.8 x 18.3 x 9.7, White
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4-STAGE FILTRATION: CAPTURES 99.97% OF ALLERGENS & POLLUTANTS!
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REAL-TIME AIR QUALITY SENSOR: STAY INFORMED WITH COLORFUL LED ALERTS!
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ENERGY EFFICIENT ECO MODE: SAVES POWER WHEN AIR IS CLEAN FOR 30 MINS!



Air Purifiers for Bedroom, FULMINARE H13 True HEPA Air Filter, Quiet Air Cleaner With Night Light,Portable Small Air Purifier for Home, Office, Living Room
- H13 HEPA FILTER ENSURES EFFICIENT AIR PURIFICATION FOR FAMILY HEALTH.
- REFRESHES AIR 5X/HOUR IN ROOMS UP TO 215 FT² FOR OPTIMAL QUALITY.
- ULTRA-QUIET AT 24DB-PERFECT FOR UNINTERRUPTED SLEEP AND RELAXATION.



AROEVE Air Purifiers for Bedroom Home, 3 Layer Filter for Smoke Pollen Allergies Pet Dander Odor, Sleep Mode for Better Sleep, Energy Saving, 3 Speeds, Timer for Office, Dorm, Kitchen, MK01, White
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REMOVES ALLERGENS: FILTERS SMOKE, POLLEN, AND PET DANDER FOR CLEARER AIR.
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RAPID AIR REFRESH: CLEANS AIR IN ROOMS UP TO 287 FT² EVERY HOUR.
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WHISPER QUIET: OPERATES AT JUST 22 DB FOR PEACEFUL ENVIRONMENTS.



Air Purifiers for Home Large Room up to 3000sq.ft, LUNINO HEPA Double-Sided Air Purifier with Washable Filter, PM 2.5 Display Air Quality Sensors, Air Cleaner for Pets Hair, Odor, Dust, Smoke, Pollen
- DOUBLE-SIDED INTAKE CLEANS AIR 2X FASTER FOR LARGE SPACES.
- WASHABLE PRE-FILTER EXTENDS LIFE AND SAVES ON REPLACEMENTS.
- AROMATHERAPY FEATURE ENHANCES AIR QUALITY WITH PLEASANT SCENTS.


An air purifier typically consumes electricity in order to operate effectively. The amount of electricity it consumes can vary depending on factors such as the size and model of the purifier, its settings, and the length of time it runs.
Most air purifiers have wattage ratings, which indicate the amount of power they consume. On average, a small to medium-sized air purifier can consume around 50-100 watts per hour when operating on high settings. However, many air purifiers include multiple speed settings, and using a lower setting or energy-saving mode can reduce the wattage consumption.
To estimate the actual electricity usage of an air purifier in a day or month, you'd need to multiply its wattage by the number of hours it runs daily, and then calculate the total energy used over a period of time.
It's worth noting that air purifiers are designed to run continuously or for extended periods of time to effectively clean the air. However, certain models may feature smart sensors that adjust the fan speed based on the air quality, leading to more efficient usage and lower energy consumption.
To determine the precise electricity consumption of a specific air purifier, you should refer to the product's user manual or contact the manufacturer for detailed information.
How to estimate the electricity bill when using an air purifier?
To estimate the electricity bill when using an air purifier, follow these steps:
- Check the air purifier's wattage: Look for the device's wattage rating. This information is usually labeled on the product itself or in the user manual. The wattage rating represents the amount of electricity the air purifier consumes.
- Determine the daily usage: Estimate how many hours per day the air purifier will be running. Keep in mind that running it continuously might not be necessary, and most people run it for several hours a day.
- Calculate the daily energy usage: Multiply the air purifier's wattage by the number of hours it will be used daily. For example, if the air purifier is rated at 50 watts and used for 8 hours a day, the daily energy usage would be 50 watts x 8 hours = 400 watt-hours (Wh) or 0.4 kilowatt-hours (kWh).
- Determine the monthly energy usage: Multiply the daily energy usage by the number of days in the month. For example, if the monthly usage is estimated for 30 days, the total monthly energy usage would be 0.4 kWh x 30 days = 12 kWh.
- Calculate the cost: Check your electricity provider's rate per kilowatt-hour (kWh) to determine the cost. Multiply the rate by the monthly energy usage to get an approximate cost. For example, if the rate is $0.12 per kWh, the estimated cost would be 12 kWh x $0.12/kWh = $1.44 per month.
These steps provide a rough estimation of the electricity bill associated with using an air purifier. Keep in mind that actual costs may vary depending on electricity rates, specific usage habits, and the air purifier's efficiency.
How much electricity does an air purifier with a sleep mode consume?
The amount of electricity consumed by an air purifier with a sleep mode can vary depending on its specific model, settings, and manufacturer. However, most air purifiers in sleep mode typically consume between 1-10 watts of electricity. It is important to refer to the product's documentation or contact the manufacturer for the specific power consumption details of a particular air purifier model.
How to calculate the electricity consumption of an air purifier?
To calculate the electricity consumption of an air purifier, you need to know the power rating of the device and the amount of time it is used.
Step 1: Find the power rating Look for the power rating of your air purifier, usually mentioned in watts (W) or kilowatts (kW). This information is typically found on a label on the device or in the user manual.
Step 2: Convert kilowatts to watts (if necessary) If the power rating is given in kilowatts, multiply it by 1000 to convert it to watts. For example, if the power rating is 0.05 kW, multiply it by 1000 to get 50 watts.
Step 3: Determine the usage time Consider how many hours per day you use the air purifier. This is typically mentioned in the user manual or determined by your personal usage habits. Let's say you use it for 8 hours per day.
Step 4: Calculate electricity consumption Multiply the power rating by the usage time to find out how much electricity the air purifier consumes in a day. Using the previous example, 50 watts * 8 hours = 400 watt-hours (Wh) per day.
Step 5: Calculate monthly consumption If you want to know the monthly consumption, multiply the daily consumption in watt-hours by the number of days in a month. Assuming a 30-day month: 400 Wh * 30 days = 12,000 Wh or 12 kilowatt-hours (kWh).
This calculation provides an estimation of the electricity consumption for your air purifier. Keep in mind that other factors like fan speed or additional features may affect the actual consumption.