Best air purifiers for 150 sq ft and allergies

Target smoke CADR 80 using 4 ACH and an 8 ft ceiling. Results come from AHAM Verifide CADR rows; CARB matches are marked when found.

Required smoke CADR = sqft x ceiling height x ACH / 60
150 x 8 x 4 / 60 = 80
AHAM 2/3 room-size cross-check: CADR >= 100

Model	Smoke CADR	AHAM room	CARB	Cost/CADR	Annual filter
LEVOIT LAP-C601S-WUSR 314 CADR above target	394	611 sq ft	Check CARB	$0.76	$59.99	Check price
LEVOIT LAP-C601S-AUS 311 CADR above target	391	606 sq ft	Check CARB	$0.77	$59.99	Check price
LEVOIT LAP-C601S-WCA 311 CADR above target	391	606 sq ft	Check CARB	$0.77	$59.99	Check price
LEVOIT LAP-C601S-WUS 311 CADR above target	391	606 sq ft	Check CARB	$0.77	$59.99	Check price
Blueair Blue Signature 375 CADR above target	455	705 sq ft	Matched	$0.99	N/A	Check price
Medify Air MA-112 Pro 520 CADR above target	600	930 sq ft	Check CARB	$0.99	N/A	Check price
Medify Air MA-112 514 CADR above target	594	921 sq ft	Check CARB	$1.00	N/A	Check price
LEVOIT LAP-EL551S-AUS 274 CADR above target	354	549 sq ft	Check CARB	$1.41	N/A	Check price
LEVOIT LAP-EL551S-AUSR 274 CADR above target	354	549 sq ft	Check CARB	$1.41	N/A	Check price
LEVOIT LAP-EL551S-WUSB 274 CADR above target	354	549 sq ft	Check CARB	$1.41	N/A	Check price
Blueair 4612522000 2 CADR above target	82	127 sq ft	Matched	N/A	N/A	Check price
LEVOIT LAP-P501S-WUSR 68 CADR above target	148	229 sq ft	Matched	N/A	N/A	Check price
WOZOYO Pure Air PA12 283 CADR above target	363	563 sq ft	Matched	N/A	N/A	Check price
WOZOYO Pure Air PA6 283 CADR above target	363	563 sq ft	Matched	N/A	N/A	Check price
Lux LACL-1 Ventus 2 CADR above target	82	130 sq ft	Check CARB	N/A	N/A	Check price
Bionaire BAP360-CN 4 CADR above target	84	131 sq ft	Check CARB	N/A	N/A	Check price
Bionaire BAP360-CNR 4 CADR above target	84	131 sq ft	Check CARB	N/A	N/A	Check price
Bionaire BAP360-WR 4 CADR above target	84	131 sq ft	Check CARB	N/A	N/A	Check price
Bionaire BAP360W 4 CADR above target	84	131 sq ft	Check CARB	N/A	N/A	Check price
Bionaire BAP360W-CN 4 CADR above target	84	131 sq ft	Check CARB	N/A	N/A	Check price
Bionaire BAP360WR 4 CADR above target	84	131 sq ft	Check CARB	N/A	N/A	Check price
LEVOIT LAP-B851S-**** 5 CADR above target	85	132 sq ft	Check CARB	N/A	N/A	Check price
LEVOIT LAP-B851S-WNA 5 CADR above target	85	132 sq ft	Check CARB	N/A	N/A	Check price
BOSCH Air 2000 6 CADR above target	86	133 sq ft	Check CARB	N/A	N/A	Check price
WOOZOO APF-16 7 CADR above target	87	135 sq ft	Check CARB	N/A	N/A	Check price