Air Doctor 3000 vs. Intellipure Compact Air Purifier

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Airdoctor 3000 vs. Intellipure Compact Air Purifier

Air purifiers are essential home appliances because they maintain air circulation quality and protect your family from viruses and harmful pathogens. Two of the prominent brands today are Air Doctor 3000 and Intellipure Compact.

So, which of the Airdoctor 3000 and Intellipure Compact air purifiers is the best option for your needs?


The Airdoctor 3000 is a huge upgrade from its predecessor, Air Doctor 2000. It is larger and more suitable for wider spaces. In addition, it uses UltraHEPA technology—it offers a four-filtration process to eliminate viruses and improve the quality of air circulation in the room.

On the other hand, as the name suggests, Intellipure Compact is more sleek and ideal for smaller spaces. Although smaller than the Airdoctor 3000, it has an advanced DFS (disinfectant filtration system) that filters the air around you and eliminates particles.

In today’s article, I will explain more about the specifics of the Intellipure Compact and Airdoctor 3000 brands. And then, I help you determine which of them provides more value over the other.

Air Purifier Air Doctor 3000 Intellipure Compact
Room Size Coverage 505 sq. ft. 5x/hour  225 sq. ft. 5x/hour
CADR (Smoke)/CFM 340 N/A
Fan Speeds 4 4
Noise Level 39-59 dB 34 – 63 dB
Power Consumption 11 – 110 W 9 – 65 W
Dimensions 15.75″ (W) x 8.35″ (D) x 23″ (H) 15.15” (W) x 11.22” (D) x 22.23” (H)
Weight 18 lbs 17 lbs
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Air Doctor 3000 Air Purifier

AIRDOCTOR AD3000 AD3500 Air Purifiers for Home And Large Rooms

The selling point of Air Doctor 3000 is the UltraHEPA technology that features four stages of filtration in eliminating particles in the air like viruses, smoke, bad odor, and pests’ hair.

As sophisticated as the AirDoctor 3000 is, there are certain advantages and disadvantages that you have to note before buying, which include the following considerations.


  • It has an excellent CADR rating and wide coverage
  • The filters of the Airdoctor 3000 release ions that improve air quality
  • It has a powerful four stages filtration system
  • It has a large motor that affects air circulation significantly
  • It has the reliable Energy Star certification. This means the air purifier consumes less power and won’t affect your monthly electricity bill much.


  • Airdoctor products are exclusively available in North America.

Intellipure Compact Air Purifier

Intellipure Compact Air Purifier

Intellipure Compact boasts a DFS (disinfectant filtration system) technology that offers six stages of filtration in eradicating viruses and bad odors. It also filters airborne fungi and prevents the growth of microorganisms that create molds and pollens.

But similar to Airdoctor 3000, it has several pros and cons before you consider buying them, which include the following considerations.


  • Sleek and compact design
  • Small but powerful—all thanks to its DFS technology that disinfects the air through its six stages of filtration
  • The Intellipure Compact is lightweight
  • It is quick and easy to maintain and replace the filters


  • No CADR tested, and small room coverage
  • Despite the size of Intellipure Compact, it produces more noise than the larger brands and models of air purifiers.

Air Doctor 3000 vs. Intellipure Compact Design Comparison

Intellipure Compact is compact and sleek, allowing great portability and easy storage. It is also lightweight and easy to carry around.

Airdoctor 3000 is almost the same weight, and the design is modern. It has touch controls on the top of the unit, carrying handles on both sides for easy moving.

How Large And What Kind Of AirBorne Particles AirDoctor 3000 And Intellipure Compact Can Filter?

How Large And What Kind Of AirBorne Particles Airdoctor 3000 And Intellipure Compact Can Filter

Intellipure Compact is perfect for smaller areas due to its size. But as small as it is, this air purifier offers six stages of disinfection that eliminate harmful particles like viruses, bacteria, bad odor, animal hair, toxic fumes, and gasses.

However, the selling point of Intellipure Compact’s filter system is its DFS technology, which also filters microorganisms that lead to mold overgrowth.

Air Doctor 3000 only has four filtration systems featuring activated carbon and UltraHEPA technology that filters particles down to 0.0003 microns.

Thus, it is powerful in eliminating all kinds of microscopic pathogens present in the air that are potentially harmful to you and your family.

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Air Doctor 3000 vs. Intellipure Compact Filters Compared

Intellipure Compact’s six levels of filtration were not clearly explained in the brand’s marketing. However, the DFS (disinfectant filtration system) technology utilizes the high-energy grids of the filter to create an environment referred to as microbiostatic.

Intellipure Compact Air Purifier filters

Once the air purifier can filter the air, it traps the particles inside the filtration system. It creates the microbiostatic condition to eradicate the harmful pathogens thriving in the air.

The popular reference to the DFS technology is that it can eliminate 99.99% of microscopic particles. The filtration feature of Intellipure Compact can also capture bacteria or microorganisms that lead to the development of fungi and molds in your home.

The UltraHEPA technology of Airdoctor 3000 is superior to Intellipure Compact’s DFS technology. UltraHEPA only offers four stages of filtration, but it is a powerful filtration system that captures tiny particles down to 0.003 microns. That’s 100 times smaller than Intellipure can capture.

AirDoctor 3000 filters

The particles captured by Air Doctor 3000 go through pre-filter, activated carbon, and UltraHEPA filtration. And then the last step of filtration is that the Airdoctor 3000 releases ions that improve the quality of the air circulation.

Air Doctor 3000 vs. Intellipure Compact Main Features

The main features of Intellipure Compact are as follows.

  • Low power consumption
  • You can mount them on the walls
  • Four fan speeds—low, medium, high, and turbo
  • The package includes an extra set of filter
  • Intellipure Compact is very easy to maintain, and the replacement of the filters is also straightforward.

The main features of Air Doctor 3000 are as follows.

  • H13 UltraHEPA filter grade
  • Ionizer
  • Child safety lock
  • Air quality indicator
  • It also has a filter change indicator that tells you when the filters need replacements.
  • Automatic mode and timer
  • Star Energy certification
  • PM 2.5 laser sensor that determines the air quality in the room

Which Air Purifier Consumes Less Energy: Air Doctor 3000 or Intellipure Comapct?

Which Air Purifier Consumes Less Energy: AirDoctor 3000 or Intellipure Comapct?

Air Doctor 3000 has a certification from Energy Star. This means that despite the large size of the air purifier, it consumes less energy and won’t affect your monthly electricity bill.

Air Doctor 3000 has an efficient power consumption of only about 11 watts under the low-power setting and 110 watts under the high-power setting.

Although Intellipure Compact does not have an Energy Star certification, it is still more efficient than the Airdoctor 3000 due to the air purifier’s small size. Under low-setting and high-setting, it only consumes 9 watts to 65 watts, respectively.

Are Air Doctor 3000 or Intellipure Compact Noisy?

Are AirDoctor 3000 or Intellipure Compact Noisy?

The marketing pitch for Intellipure Compact mentions that it is ultra-quiet. However, this is not exactly the case because it still produces noise despite its small size.

The noise level of Intellipure Compact is between 34 dB under a low setting and 63 dB under a high setting.

On the other hand, Air Doctor 3000 is quieter, producing only a noise level between 39 dB under a low setting and 59 dB under a high setting.

Air Doctor 3000 vs. Intellipure Compact: Room Coverage And CADR Rating

As expected, the smaller Intellipure Compact has lower room coverage. and it is not CADR-tested by AHAM. However, it has an airflow of 35 CFM when using a low-fan setting. And then, it only has a rating of 150 CFM if the machine is using the turbo setting.

The Intellipure advertised room coverage is 500 square feet, but we have no idea how they got this number and what air change per hour is. Can it clean this area 1x per hour, 2x?

Based on our calculation, it can cover (150 x 60 min/8 ft (ceiling height)) 1125 sq. ft. every 60 minutes or once per hour. Or 225 square feet area every 12 minutes.

That’s not much compared to Air Doctor. The CADR rating for Airdoctor 3000 is 326 CFM, which cleans 505 square feet every 12 minutes (Or 2525 sq. ft. once per hour). Thus, the Airdoctor 3000 is ideal for larger rooms such as living rooms or conference halls.

Air Doctor 3000 vs. Intellipure Compact Maintenance

Like any other air purifier, Airdoctor 3000 and Intellipure Compact need regular maintenance and replacement of filters. This is because it keeps the air clean and ensures that debris or dust won’t affect the sensors of the air purifier.

However, the maintenance of AirDoctor 3000 is straightforward, and replacing the filters is easy. The Airdoctor’s UltraHEPA filters have an average useful life of 6 to 12 months.

The maintenance of Intellipure Compact is straightforward as well. Similar to Airdoctor 3000, the average life of the filters of Intellipure Compact is 6 to 12 months as well.

Regardless of the brand and model, you should turn off the machine and unplug the power outlet whenever they are not in use. It is in this way that you prolong the life of the unit.

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AirDoctor 3000 vs. Intellipure Compact Price

AirDoctor 3000 vs. Intellipure Compact Price

Air Doctor 3000 usual price on the official website is $629 ($349 to our blog readers), with an option to purchase now and pay later as low as $32/month, while the Intellipure Compact price is around $549.00 – $589.00 or 4 interest-free payments. Check the latest on their official website,

Intellipure Replacement Filters cost $99. Intellipure offers subscriptions for their filters, giving you up to 10% off based on the pack you choose.

Air Doctor 3000 replacement filter set price is $150. It includes 1 UltraHEPA filter and 2 Carbon Gas Trap/VOC filters.

Airdoctor 3000 vs. Intellipure Compact: Which One Is the Better Option?

Airdoctor 3000 and Intellipure Compact serve unique purposes.

Intellipure Compace and Airdoctor 3000 are similar in size and weight, but AD3000 has a slight advantage over the Intellipure Compact in performance and features.

Airdoctor 3000 is ideal for larger spaces due to its higher CADR rating and room coverage, while Intellipure Compact works well only in smaller areas.

AirDoctor 3500i - Airdoctor with Wifi connected app

The new AirDoctor AD3500i is where the classics meet the future! This isn’t your grandpa’s air purifier, folks! With its snazzy Wi-Fi app, you’re the air quality boss.

Get real-time alerts that’ll make you the talk of the town, notifications when it’s filter-changing time, and full-on device control, all while sharing the air love with your pals. It’s air purification, but make it cool!

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