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Top Air Purifiers for Professional Comparison



	Whirlpool Whispure 510 Air Purifier	Alen A350 Air Purifier	RabbitAir BioGP SPA-421A Air Purifier
Specs
Rating
Price	$250	$399 - $698	$329 - $330
Sq. Ft. Coverage	510 Sq. Ft.	800 Sq. Ft.	600 Sq. Ft.
Warranty	1 Year		5 Years
Weight	26 lb.	16 lb.	17 lb.
Filter Change Indicator	With Replace Filter Indicator	With Replace Filter Indicator	With Replace Filter Indicator
MPN	Whispure 510	ALENA350	SPA421AW
HEPA Filter	With HEPA Filter	With HEPA Filter	With HEPA Filter
UPC			89116500100
Height	24.1 in.	18.5 in.	22.5 in.
Width	20.5 in.	17.48 in.	18 in.
Depth	10 in.	8.23 in.	9 in.
Remote Control			With Remote Control
Quiet Operation	With Quiet Operation	With Quiet Operation	With Quiet Operation

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