The 5 Best Inexpensive Air Purifiers Under $100 (2025)
Tayyabah Zahoor
March 26, 2025
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When searching for inexpensive air purifiers, it's often difficult to find those with top-notch features at lower prices that compel us to make a purchase. That's why we've curated a list of the best options—all these purifiers boast top ratings, excellent reviews, and extraordinary features.
Clean air is essential for a healthier life, but not everyone wants to spend a fortune on an air purifier. Fortunately, affordable options provide effective filtration without breaking the bank. Whether you’re a student, a budget-conscious homeowner, or living in a small apartment, a cost-effective air purifier can help reduce smoke, dust, pet dander, and other airborne pollutants.
Despite their lower price, many budget-friendly air purifiers come with excellent features like HEPA filters, multiple fan speeds, and quiet operation. The key is finding the best ones that truly work. To help you, we’ve researched hundreds of air purifiers, analyzed ratings, reviews, and expert opinions, and handpicked the top models that deliver great performance at an affordable price.
Keep reading to discover the best inexpensive air purifiers that provide clean air without costing a fortune!
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PRODUCT
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FEATURES
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LEVOIT Core 200S-P Best for Small Rooms |
- Smart WiFi app control - 3-stage filtration system - Quiet 24dB operation mode |
CHECK PRICE → |
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PURE ENRICHMENT PureZone Best for Cars |
- USB-powered portability - Three fan speed options - Two-stage filtration system |
CHECK PRICE → |
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HONEYWELL HPA060 Best for Allergens |
- True HEPA filtration - Carbon odor reduction - Energy-efficient operation |
CHECK PRICE → |
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GERMGUARDIAN AC4100 Best for Smoke |
- True HEPA filtration - UV-C light technology - Activated charcoal filter |
CHECK PRICE → |
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BLUEAIR Blue Pure 511 Best for Dust |
- Zero ozone emissions - Three fan speed settings - HEPASilent filtration technology |
CHECK PRICE → |
✓ Smart WiFi app control
✓ 3-stage filtration system
✓ Quiet 24dB operation mode
✓ USB-powered portability
✓ Three fan speed options
✓ Two-stage filtration system
✓ True HEPA filtration
✓ Carbon odor reduction
✓ Energy-efficient operation
✓ True HEPA filtration
✓ UV-C light technology
✓ Activated charcoal filter
✓ Zero ozone emissions
✓ Three fan speed settings
✓ HEPASilent filtration technology
The LEVOIT Core 200S-P Air Purifier is a compact yet powerful device designed to improve air quality in your home. With its advanced features and affordable price, it’s perfect for bedrooms, offices, and other small spaces. This purifier uses a 3-in-1 filtration system that includes a Nylon Pre-Filter, High-Efficiency Activated Carbon Filter, and a True HEPA filter. Together, these filters capture 99.97% of airborne particles as small as 0.3 microns, including dust, pollen, smoke, and allergens. It also absorbs odors and fumes, making your space fresher and more comfortable.
Smart control features make this purifier stand out. Using the VeSync app, you can adjust settings, schedule operation times, and monitor filter life remotely from anywhere. It’s also compatible with Amazon Alexa and Google Assistant for voice control, adding convenience to your daily routine.
The Core 200S-P is designed for convenience and efficiency with its compact frame that allows for 360° air intake, ensuring optimal purification even in tight spaces. Despite its size, it can refresh the air up to five times per hour in rooms as large as 183 square feet.
For larger spaces up to 916 square feet, the Core 200S-P delivers consistent performance over time. It operates quietly with noise levels as low as 27dB in Sleep Mode, ensuring uninterrupted sleep while maintaining clean air.
The Core 200S-P is energy-efficient and designed for long-term use. Its filters last up to eight months with regular maintenance, ensuring cost-effective operation. Genuine replacement filters are recommended to maintain peak performance. The purifier is lightweight yet durable, weighing over six pounds to house its powerful motor without compromising portability.
While the Core 200S-P offers excellent features at an affordable price, there are some limitations. It lacks air quality sensors and an auto mode to dynamically adjust to changing pollutant levels. Additionally, it’s not suitable for very large rooms or spaces requiring rapid purification after significant events like smoke exposure.
Get this top-rated Amazon Choice air purifier for your small room. It fits any space and budget while delivering powerful performance. Click the links to check details and bring fresh, clean air home today!
The Pure Enrichment PureZone Mini Portable Air Purifier is a compact and cordless air purifier designed for personal spaces like cars, offices, and classrooms. It features a True HEPA filter that eliminates 99.97% of airborne particles, including dust, allergens, odors, and smoke. Its lightweight design, weighing less than one pound, makes it easy to carry wherever you go. The rechargeable lithium-ion battery provides up to 12 hours of operation, ensuring clean air even without access to an outlet.
This purifier uses a two-stage filtration system for optimal air cleaning. The first stage is an activated carbon pre-filter that traps odors and harmful gases, while the second stage utilizes a True HEPA filter to capture fine particles like pollen, pet dander, and mold spores.
With a cleaning capacity of 6 square feet in just 12 minutes, it’s ideal for small spaces and personal use, making it perfect for keeping the air fresh in your car during commutes.
The adjustable handle allows you to position the purifier upright or horizontally based on your preference. Additionally, it offers three fan speeds—low, medium, and high—so you can customize the air purification level to suit your needs. On high speed, the purifier doubles as a personal cooling fan.
This device is perfect for allergy sufferers and those looking for relief from sinus problems or nasal swelling caused by airborne irritants. Its whisper-quiet operation makes it suitable for use in quiet environments like offices or bedrooms.
Pure Enrichment backs this product with a 5-year warranty, ensuring long-term reliability. The package includes a USB charging cable and a 2-in-1 filter, which should be replaced every six months for optimal performance.
This product holds the “#1 Best Seller” tag awarded by Amazon, reflecting its high demand and popularity. It represents a highly trusted brand and product, making it a reliable choice for buyers.
The Honeywell AllergenPlus HEPA Tower Air Purifier (HPA060) is a powerful yet compact solution for cleaner air in small spaces. Designed for rooms up to 75 square feet, it’s perfect for bedrooms, offices, or cozy living areas where air quality matters most. This tower-style purifier stands tall at 17.52 inches, blending seamlessly into any décor while working quietly to improve your breathing comfort.
The HPA060 uses True HEPA filtration to capture up to 99.97% of microscopic particles as small as 0.3 microns. This means it effectively traps dust, pollen, pet dander, smoke, and even wildfire particles that can travel far beyond fire zones. The activated carbon pre-filter adds an extra layer of protection, neutralizing odors from pets, cooking, or smoke before they reach the HEPA filter. Together, these layers ensure fresher, cleaner air with minimal effort.
The HPA060 earned ENERGY STAR certification by meeting strict U.S. EPA guidelines, making it a guilt-free choice for daily use. Its touch controls are intuitive—simply press to cycle through settings or check filter status. The lightweight design (9.3 pounds) allows easy relocation, and the slim profile fits snugly against walls without obstructing movement.
Honeywell HPA060 circulates air up to 4.8 times per hour, ensuring consistent freshness even in rooms with poor ventilation.
Three cleaning levels let you adjust airflow to match your needs. On low, it runs quietly for nighttime use or light allergen control. Medium and high settings boost circulation for faster air purification during peak pollen seasons or when wildfire smoke is present.
For allergy sufferers, this purifier is a perfect choice. It reduces airborne allergens like dust mite debris and pet dander, creating a healthier environment for sensitive individuals. The wildfire smoke reduction feature is especially valuable in regions prone to seasonal fires, as it helps remove tiny particles that traditional fans or open windows can’t filter out.
The pre-filter should be replaced every three months, while the HEPA filter lasts up to a year. Honeywell emphasizes using genuine replacement filters for optimal performance, as third-party options may compromise efficiency.
Let the Honeywell HPA060 HEPA Air Purifier clear allergens from your home. Ideal for small rooms, it captures up to 99.97% of particles, including smoke and odors. Click now to breathe cleaner air!
The GermGuardian Air Purifier AC4100CA is a compact and efficient solution for improving air quality in small spaces. With its 3-in-1 functionality, this purifier combines a True HEPA filter, UV-C light, and activated charcoal filter to deliver clean, fresh air. It effectively removes up to 99.97% of pollutants, including dust, allergens, pet dander, mold spores, and other particles as small as 0.3 microns. This makes it ideal for allergy sufferers and anyone looking to reduce airborne contaminants.
The UV-C light feature adds an extra layer of protection by targeting airborne viruses like influenza and rhinovirus. Working alongside Titanium Dioxide technology, it also helps reduce volatile organic compounds (VOCs), making the air healthier to breathe. Additionally, the activated charcoal filter tackles odors from pets, cooking, smoke, and more, leaving your space smelling fresh.
Compact yet powerful, the 11-inch AC4100CA air purifier refreshes rooms up to 375 sq. ft. every hour. In smaller spaces around 78 sq. ft., it circulates air nearly five times per hour, keeping your environment consistently fresh and clean.
The AC4100CA is simple to use with three fan speed settings that allow you to adjust its performance based on your needs. Whether you prefer ultra-quiet operation or maximum purification power, this purifier delivers versatility. Its pre-filter captures larger particles like dust and pet hair, extending the life of the HEPA filter for long-term efficiency.
This air purifier is verified for zero ozone emissions, ensuring safe operation without contributing harmful pollutants to your environment. It’s lightweight and portable, making it easy to move between rooms as needed. Whether in a bedroom, nursery, kitchen, or office, the GermGuardian AC4100CA provides reliable air cleaning performance.
This purifier offers top-notch features at an affordable price, making it a great choice for those who want clean air without overspending. Enjoy powerful purification without the hefty price tag—bring it home today. Click now!
The Blueair Blue Pure 511 is a compact and efficient air purifier designed to deliver clean, fresh air to small and medium-sized spaces. With HEPASilent technology, it removes at least 99.97% of airborne particles as small as 0.1 microns, including dust, pollen, pet dander, bacteria, and viruses. This makes it an excellent choice for bedrooms, nurseries, home offices, or any small room where air quality is a priority.
This air purifier is simple to use with a one-button control system. You can easily switch between three fan speeds—Night mode for whisper-quiet operation, Everyday mode for regular use, and Boost mode for maximum filtration. On its lowest setting, it operates at just 24 dB, quieter than a whisper, ensuring it won’t disturb sleep or focus. Even at its highest setting, the noise level remains modest at 49 dB.
The Blue Pure 511’s dual filtration system combines mechanical and electrostatic filtration for superior performance while maintaining low energy consumption. It’s also verified for zero ozone emissions, making it safe for use around babies and sensitive individuals.
The Blue Pure 511 uses less energy than a light bulb while effectively cleaning the air in rooms up to 432 square feet in just 30 minutes. For smaller rooms of about 180 square feet, it takes only 12.5 minutes to circulate clean air fully.
Its compact design (13.9 inches tall and 7.9 inches wide) allows it to fit seamlessly into any space without being intrusive.This model comes with a washable pre-filter in a Scandinavian-inspired dark gray color that captures larger particles like pet hair and dust while extending the life of the main filter. Additional pre-filter colors are available for customization to match your home décor. The activated carbon layer also helps reduce odors from pets, cooking, and smoke.
While the purifier lacks advanced features like an air quality sensor or Wi-Fi connectivity, its simplicity makes it easy to operate without any learning curve. It’s lightweight and portable, allowing you to move it between rooms effortlessly.
When buying an affordable air purifier, focus on these features:
1. Filtration System
2. Room Size Coverage
3. CADR Rating
4. Noise Level
5. Energy Efficiency
6. Maintenance Cost
For Smoke and Odors
For Allergies and Dust
For Small Rooms
Clean air doesn’t have to come at a high cost. The best inexpensive air purifiers offer effective filtration for smoke, dust, allergens, and odors while staying budget-friendly. Whether you need a small purifier for a bedroom, a portable option for your car, or a powerful model for allergens, there’s an affordable choice for you.
Each of these purifiers provides strong performance, energy efficiency, and user-friendly features without overspending. Consider factors like filter costs, noise levels, and room coverage to get the best value. Investing in a budget-friendly air purifier ensures fresher, healthier air without breaking the bank. Click the links to explore top-rated options and find the perfect fit for your space!
Yes, cheap air purifiers can be worth it if they have a HEPA filter, good airflow, and fit your room size. Choose wisely!
Most are ideal for small to medium rooms; check the CADR rating for larger spaces.
Look for True HEPA filters, activated carbon filters, and suitable room coverage.
Tayyabah Zahoor is an expert writer with a Bachelor's degree in Physics. She specializes in creating content for affiliate websites, particularly about air purifiers. Using her scientific knowledge, she compares different air purifiers by analyzing their features and effectiveness. This helps her provide clear and helpful information to consumers looking for the best options.