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
- AHAM-CERTIFIED FOR TRUSTED AIR QUALITY & PROVEN PERFORMANCE.
- EFFICIENTLY CLEANS LARGE ROOMS UP TO 1,073 FT²-FAST RESULTS!
- GENUINE LEVOIT FILTERS ENHANCE PERFORMANCE AND LIFESPAN-CHOOSE WISELY!
LEVOIT Air Purifiers for Bedroom Home Dorm, 3-in-1 Filter Cleaner with Fragrance Sponge for Better Sleep, Filters Smoke, Allergies, Pet Dander, Odor, Dust, Office, Desktop, Core Mini-P, White
- ELIMINATE ALLERGENS AND POLLUTANTS FOR A HEALTHIER HOME.
- NEUTRALIZE ODORS WITH OUR EFFECTIVE ACTIVATED CARBON FILTER.
- VERSATILE USE ANYWHERE; PERFECT FOR HOME OR OFFICE ENVIRONMENTS.
Air Purifiers for Home Large Room Up to 2600 Ft², HEPA Air Purifier with Washable Filter & Air Quality Display
Air Purifiers for Home Large Room Up to 2600 Ft², HEPA Air Purifier with Washable Filter & Air Quality Display, Powerful Turbo Mode Air Cleaner for Pet Hair Odors Smoke Dust
-
DUAL INLETS BOOST COVERAGE TO 2,600 SQ. FT. EXPERIENCE CLEANER AIR IN EVERY CORNER!
-
TURBO MODE QUICKLY ELIMINATES PET ODORS & HAIR PERFECT FOR HOMES WITH FURRY FRIENDS!
-
REAL-TIME AIR QUALITY MONITOR & SMART AUTO MODE ADAPTS FOR OPTIMAL AIR PURIFICATION, EFFORTLESSLY!
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
-
CLEANS UP TO 99.97% OF ALLERGENS IN ROOMS UP TO 361 SQ. FT.
-
REAL-TIME AIR QUALITY MONITORING WITH LED INDICATOR FOR SAFETY.
-
ENERGY-SAVING ECO MODE WITH QUIET OPERATION (24.4 DB).
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 VERIFIED: TRUSTED PERFORMANCE FOR CLEANER INDOOR AIR.
-
POWERFUL FOR LARGE ROOMS: COVERS UP TO 1875 SQ FT EFFICIENTLY.
-
SMART CONTROL: MANAGE SETTINGS EASILY WITH VESYNC APP.
Air Purifiers for Bedroom Home with Sleep Mode for Smoke Pet Dander Odors, Small Air Purifier with Fragrance Sponge, Blue Ambient Light, 23dB Quiet, 2 Pack White
- INNOVATIVE FILTER CAPTURES DUST & ODORS FOR PURE AIR QUALITY!
- 360° PURIFICATION: ENHANCE ANY ROOM WITH EFFORTLESS FRESHNESS!
- SLEEP IN PEACE: ULTRA-QUIET 22DB OPERATION FOR RESTFUL NIGHTS!
YARIKI Air Purifiers for Home Pets Covers Up to 1500 Sq Ft,H13 Hepa Filter with Washable Pre-Filter,Pet Hair Dander Smoke Air Cleaner,22 dB Quiet Sleep for Living Room Bedroom Kitchen,P280 (Black)
-
CLEANS LARGE SPACES FAST: COVERS UP TO 1500 SQFT; IMPROVES AIR QUALITY IN 10 MINS.
-
PET FRIENDLY: ADVANCED HEPA FILTRATION TACKLES PET DANDER AND ODORS.
-
ULTRA QUIET & ENERGY EFFICIENT: ALMOST SILENT OPERATION WITH CHILD LOCK SAFETY.
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 CLEAN AIR FOR HEALTHIER FAMILY LIVING.
- REFRESHES AIR 5X PER HOUR IN ROOMS UP TO 215 FT² FOR OPTIMAL QUALITY.
- SILENT OPERATION AT 24DB AND SOOTHING NIGHT LIGHT FOR SOUND SLEEP.
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.