DreoDR-HAP009AS

Does it fit your room? How DOE sizes rooms

• 200 sq ft Fits
• 300 sq ftRated 225 sq ft
• 500 sq ftRated 225 sq ft
• 1,000 sq ftRated 225 sq ft

Every model number on this record

Filed with DOE under basic model DR-HAP009AS. A listing with any of these numbers is this unit.

How much does the Dreo DR-HAP009AS cost to run?

About $2.41 a month, or $28.87 a year, on DOE's annual energy figure of 159 kWh.

Electricity at 18.16¢/kWh, the US residential average for August 2026 (EIA Electric Power Monthly, table 5.6.A). Each 1¢/kWh you pay above or below 18.16¢ moves the yearly figure by $1.59.

How does the Dreo DR-HAP009AS rank in its DOE class?

In its DOE class (air purifiers, PM2.5 CADR 150+ cfm), 63 models have a matched Amazon listing. Its CADR/W of 5.6 is tied for 26th of the 63, and 12% above their median of 5.

DOE's annual energy figure for it is 159 kWh, against their median of 266 kWh: $19.43 a year less at the US average price.

Among 140 air purifiers, PM2.5 CADR 150+ cfm

Three to compare with

From models with a matched listing.

• Within 20 cfm of its size, highest CADR/W

  Blueair 4512311000161 smoke CADR

  Room size 250 sq ft, CADR/W 8.6: about 35% less power for the same clean air.

• Nearest size in its class with a higher CADR/W

  LONGSTAR EP-KJTS01-140-25W148 smoke CADR

  Room size 229 sq ft, CADR/W 6.2: about 10% less power for the same clean air.

• Nearest bigger unit

  Sharp FPK50UW167 smoke CADR

  Room size 259 sq ft, CADR/W 4.1.

DOE record

Questions

What room size is it for?

DOE lists an effective room size of 225 sq ft, based on its smoke CADR of 145 cfm: CADR and room size.

How much does the Dreo DR-HAP009AS cost to run for a year?

About $28.87: DOE's annual figure of 159 kWh at 18.16¢/kWh, the US residential average for August 2026 (EIA).