It’s been a tough year for the air quality in our homes. Between viruses and wildfires, many have found it impossible to open windows to circulate fresh air through their homes. Whether it’s bacteria, dust, odors or pollen, air purifiers can be highly effective at cleaning the air in your home.
Today we are going to look at all of the specifications of the Blueair 503 vs 603. We will compare things like their appearance, airflow, and filtration capabilities. For a quick overview, there will be a side-by-side chart and the pros and cons of each will help us to make a final decision.
The Blueair 503 and the Blueair 603 are incredibly similar. We will begin by going over what they have in common.
The comparison chart below has a review of the Blueair 503 and the Blueair 603 side by side.
|Size||26 x 20 x 13 inches||26 x 20 x 13 inches|
|Design||Galvanized Swedish steel housing with blue power light||Galvanized Swedish steel housing with blue power light|
|Room Size||580 sq. ft/5 air exchanges per hour||679 sq ft./5 air exchanges per hour|
|Clean Air Delivery||Smoke/dust/pollen 375 CFM||Smoke/dust/pollen 450 CFM|
|Air Flow Rate||414 CFM||490 CFM|
|Speeds||4- dial knob||4- dial knob|
|Timer||Not stated||Not Stated|
|Filtration||Ion participle-charging chamber with 3 filters, compatible with Stop Smoke Filter||Ion participle-charging chamber with 3 filters, compatible with Stop Smoke Filter|
|Filter Replacement Indicator||Magnetic timer||Magnetic timer|
|Warranty||5-year limited||Not Stated|
The Blueair 503 and the Blueair 603 are exactly the same sizes. They both measure 26 x 20 x 13 inches and weigh 35 pounds. They have caster wheels on the bottom to make it easier to move around.
The galvanized Swedish steel housing has won the Blueair 503 and the Blueair 603 awards. They are white with a blue power light. The only slight difference is that the Blueair 603 has an air grid on the front as well as the sides.
There is a dial knob on the Blueair 503 and the Blueair 603. This allows you to easily change between the 4 speed settings.
Unfiltered air passes through an ion participle-charging chamber with 3 filters. The filters can be removed by lifting the lids off and sliding them out. The 3 filters are included, and the air purifiers are compatible with Stop Smoke Filters which can capture 96% of smoke in just 2 hours.
HEPASilent Technology, superior to HEPA filters. The advanced filters, along with electrostatic filtration technologies. This technology enables the Blueair 503 and the Blueair 603 to capture up to 99.97% of participles as small as 0.1 microns.
The Blueair 503 and the Blueair 603 come with a magnetic timer that can be attached to the air purifier unit or any other handy location. When the filters need changing it’s easy to see. It is recommended that the filters are replaced every 6 months with original Blueair filters.
It is advised that you run the Blueair 503 and the Blueair 603 24 hours a day. It’s natural to worry about the cost of running the air purifiers. Both are energy efficient, using between just 35W and 120W.
There are still some specifications that set the Blueair 503 and the Blueair 603 apart. We will move onto these now.
If you choose an air purifier that is too small for your area, it will take longer to clean the air and may not run as efficiently.
You can use these in rooms and spaces of up to 580 square feet. This range model will clean the air five times in one hour.
It has a larger capacity for areas of up to 679 square feet and again, it will perform five air cleans per hour.
The Winner Is- A Tie
Clean Air Delivery
These air purifiers have been tested and rated by the AHAM (Association of Home Appliances Manufacturers).
For smoke, dust, and pollen, the CFM, cubic feet per minute, is 375. The maximum airflow rate is 414 CFM.
This air purifier has the highest clean air delivery rate (CADR) of 450 CFM. The maximum airflow rate is also higher at 490 CFM.
The Winner Is- The Blueair 603
You will have no trouble running these air purifiers at night because on the lowest settings, they are whisper quiet. There isn’t a great deal of difference.
The noise levels are listed at between 32 and 66dB.
This is a fraction louder at 35 to 71dB.
The Winner Is- The Blueair 503
Pros and Cons
Finally, we will include some pros and cons of the Blueair 503 and the Blueair 603 before deciding which is the better buy.