Best air purifiers for 1200 sq ft and dust

Target smoke CADR 480 using 3 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
1200 x 8 x 3 / 60 = 480
AHAM 2/3 room-size cross-check: CADR >= 800

Model	Smoke CADR	AHAM room	CARB	Cost/CADR	Annual filter
Medify Air MA-112 Pro 120 CADR above target	600	930 sq ft	Check CARB	$0.99	N/A	Check price
Medify Air MA-112 114 CADR above target	594	921 sq ft	Check CARB	$1.00	N/A	Check price
CUCKOO CAC-F3010FW 36 CADR above target	516	800 sq ft	Check CARB	N/A	N/A	Check price
Fellowes AeraMax SV 37 CADR above target	517	801 sq ft	Check CARB	N/A	N/A	Check price
Field Controls TRIO Pro 38 CADR above target	518	804 sq ft	Check CARB	N/A	N/A	Check price
Jafanda JF999 68 CADR above target	548	849 sq ft	Check CARB	N/A	N/A	Check price
Airhub A990 76 CADR above target	556	862 sq ft	Check CARB	N/A	N/A	Check price
Medify Air MA-112 V3.0 81 CADR above target	561	869 sq ft	Check CARB	N/A	N/A	Check price
Medify Air MA-1000 120 CADR above target	600	930 sq ft	Check CARB	N/A	N/A	Check price
Medify Air MA-1000 V2.0 120 CADR above target	600	930 sq ft	Check CARB	N/A	N/A	Check price