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Air purifier CADR and energy table

128 models from 20 well-known brands, sorted by smoke CADR. For every one of the 247 ENERGY STAR listings, see the full database.

Model	Smoke CADR (cfm)	ENERGY STAR room size (sq ft)	Energy use (kWh/yr)	Est. electricity/yr*	CADR per $ of electricity/yr
Coway Airmega ProX	577	894	335	$61.34	9.4
Cuckoo CAC-F3010FW	552	856	406	$74.34	7.4
Winix Tower XQ	461	715	486	$88.99	5.2
Blueair 4312111000	455	705	235	$43.03	10.6
Cuckoo CAC-AH2810FNW	455	705	388	$71.04	6.4
Blueair 3613111100	443	687	259	$47.42	9.3
Coway Airmega 450S	443	687	399	$73.06	6.1
Coway Airmega 450	443	687	389	$71.23	6.2
Coway AP-3018B	413	640	235	$43.03	9.6
Levoit LAP-C601S-WUSR	394	611	389	$71.23	5.5
Blueair 6712211000	393	609	336	$61.52	6.4
Levoit LAP-C601S-WUS	391	606	387	$70.86	5.5
Cuckoo CAC-D2020FW	382	592	316	$57.86	6.6
Coway AP-2425H	378	586	366	$67.01	5.6
Coway Airmega 400	376	583	366	$67.01	5.6
AirDoctor AD4000	370	574	396.2	$72.54	5.1
Alen BreatheSmart 75i_V2	370	574	304	$55.66	6.6
Rainbow Brisk Box Ultra	370	574	94	$17.21	21.5
IQAir ATEM E	369	572	295	$54.01	6.8
Midea KJ600G-RX600A	366	567	341	$62.44	5.9
Sharp KJ600F-LM1-SH	366	567	341	$62.44	5.9
Coway Airmega 350	360	558	344	$62.99	5.7
Blueair 3631101000	356	552	210	$38.45	9.3
Blueair Pure 211+	348	539	350	$64.08	5.4
Blueair 3432111100	339	525	227	$41.56	8.2
Bosch Air 6000	339	525	289	$52.92	6.4
Rainbow Luggable XL Ultra	333	516	81	$14.83	22.5
Blueair 4412311000	321	498	181	$33.14	9.7
Coway Airmega 300	315	488	314	$57.49	5.5
Midea CAF-Z85US	312	484	259	$47.42	6.6
Cuckoo CAC-K1910FW	306	474	325	$59.51	5.1
Midea KJ500G-L1	306	474	297	$54.38	5.6
Rainbow Luggable XXL	306	474	75	$13.73	22.3
Midea KJ500G-L1	305	473	299	$54.75	5.6
Sharp AirMac X7	305	473	299	$54.75	5.6
Midea 793K20A	303	470	218	$39.92	7.6
Midea US-KJ500G-TB32	303	470	218	$39.92	7.6
Coway AP-2023K	302	468	277	$50.72	6.0
Levoit LAP-C511S-WUS	301	467	194	$35.52	8.5
Midea KJ500G-JA32	296	459	292	$53.47	5.5
Dreo DR-HAP003S	294	456	282	$51.63	5.7
Blueair 3332111100	283	439	193	$35.34	8.0
Blueair 7411371000	272	422	294	$53.83	5.1
Cuckoo CAC-R1510FW	271	420	281	$51.45	5.3
Winix T810	270	419	259	$47.42	5.7
Winix AT40	265	411	272.02	$49.81	5.3
Medify Air MA-50-V3.0	264	409	252	$46.14	5.7
Honeywell HPA6000B	257	398	207	$37.90	6.8
Coway AP-1526D (Airmega Halo)	255	395	197	$36.07	7.1
Coway AP-1523D	255	395	219	$40.10	6.4
Sharp KCP70UW	255	395	225	$41.20	6.2
Winix C610	248	384	235	$43.03	5.8
Winix C710	248	384	235	$43.03	5.8
Medify Air MA-40-V4.0	245	380	261	$47.79	5.1
Blueair 3431101000	244	378	182	$33.32	7.3
Frigidaire FHAP2040A1	240	372	213	$39.00	6.2
Levoit LAP-C401S-WUSR	234	363	235	$43.03	5.4
Levoit Core 400S	231	358	237	$43.39	5.3
Rainbow Luggable Ultra	231	358	93	$17.03	13.6
Honeywell HPA4300B	229	355	185	$33.87	6.8
Dreame CVF20B	224	347	149	$27.28	8.2
Blueair 5431111000	216	335	220	$40.28	5.4
Sharp KJ400G-L1A-SH Lite	214	332	205	$37.54	5.7
Clorox Type AP39	213	330	216	$39.55	5.4
GoveeLife H7122	210	326	175	$32.04	6.6
Midea 793K19A	208	322	202	$36.99	5.6
Midea KJ350G-S1	208	322	202	$36.99	5.6
Clorox TYPE AP30	206	319	169	$30.94	6.7
Coway AP-1125G	185	287	195	$35.70	5.2
Levoit LAP-C311S-WUSR	175	271	132	$24.17	7.2
AirDoctor AD1500	170	264	166	$30.39	5.6
Blueair 4512311000	161	250	110	$20.14	8.0
Levoit LAP-C341S-WUSZ	161	250	145	$26.55	6.1
Dreo DR-HAP009	158	245	162	$29.66	5.3
Dreo DR-HAP009S	158	245	162	$29.66	5.3
Bosch Air 4000	156	242	124	$22.70	6.9
Blueair 3132111100	153	237	103.3	$18.91	8.1
Dreo DR-HAP005AS	152	236	146	$26.73	5.7
Midea KJ250G-Z43	151	234	126	$23.07	6.5
Alen BreatheSmart 35i	150	233	136	$24.90	6.0
Cuckoo CAC-AB0610FI	149	231	126	$23.07	6.5
Midea 793K18A	149	231	126	$23.07	6.5
Midea KJ200G-Z41	149	231	126	$23.07	6.5
Clorox TYPE AP32	148	229	132	$24.17	6.1
Blueair 3232111101	147	228	108	$19.77	7.4
Midea KJ250G-Z42	146	226	131	$23.99	6.1
Blueair 3232111100	145	225	110	$20.14	7.2
Dreo DR-HAP009AS	145	225	159	$29.11	5.0
Honeywell HPA4200B	144	223	137	$25.08	5.7
Dreo DR-HAP007AS	143	222	152	$27.83	5.1
Dreo DR-HAP007S	143	222	140	$25.63	5.6
GoveeLife H7128	142	220	154	$28.20	5.0
Dreame CVM10B	137	212	128	$23.44	5.8
Dreo DR-HAP010S	130	202	148	$27.10	4.8
Midea CAF-A40US(H)	129	200	127	$23.25	5.5
Blueair 3131000000	122	189	89	$16.30	7.5
Coway AP-0823E (Airmega 100)	118	183	128	$23.44	5.0
Dreame CVA11B	116	180	106	$19.41	6.0
Dreo DR-HAP005S	116	180	98	$17.94	6.5
Dreo DR-HAP008	115	178	125	$22.89	5.0
Dreo DR-HAP008S	115	178	125	$22.89	5.0
Frigidaire FHAP1020A1	115	178	108	$19.77	5.8
Frigidaire FHAP1040A1	115	178	109	$19.96	5.8
Rainbow Exhalaron Ultra Tri	111	172	42	$7.69	14.4
Honeywell HPA4100B	109	169	95	$17.39	6.3
Dreo DR-HAP006	102	158	102	$18.68	5.5
Dreo DR-HAP006S	102	158	102	$18.68	5.5
Blueair Pure 411	98	152	64	$11.72	8.4
Alen BreatheSmart 25i	97	150	90	$16.48	5.9
Blueair 1831022000	90	140	75	$13.73	6.6
Dreo DR-HTF022S	90	140	102	$18.68	4.8
Bosch Air 2000	86	133	104	$19.04	4.5
Levoit LAP-B851S-WNA	85	132	90	$16.48	5.2
Blueair 4612522000	82	127	30	$5.49	14.9
Blueair 3131000100	80	124	43.67	$8.00	10.0
Clorox Type AP40	79	122	88	$16.11	4.9
Medify Air MA-14	75	116	86	$15.75	4.8
Honeywell HPA120***	71	110	72	$13.18	5.4
Honeywell HPA125**	71	110	72	$13.18	5.4
Medify Air MA-15	71	110	88	$16.11	4.4
Bosch Air 1000	65	101	79	$14.46	4.5
IKEA E1916	63	98	88	$16.11	3.9
Dreame CVA10B	54	84	32	$5.86	9.2
Clorox TYPE AP31	53	82	57	$10.44	5.1
IKEA E2111	44	68	44	$8.06	5.5
GoveeLife H7126	39	60	42	$7.69	5.1
Levoit LAP-C161-WUS	34	53	42	$7.69	4.4
Levoit LAP-C171-QUSR	34	53	39.33	$7.20	4.7

*Estimate: ENERGY STAR annual kWh × U.S. average residential rate 18.31¢/kWh (EIA, July 2026 (preliminary)). ENERGY STAR's annual figure assumes 16 hours/day of operation under the DOE test procedure.