WinixC610

Does it fit your room? How DOE sizes rooms

• 200 sq ft Fits
• 300 sq ft Fits
• 500 sq ftRated 384 sq ft
• 1,000 sq ftRated 384 sq ft

Every model number on this record

Filed with DOE under basic model C610. A listing with any of these numbers is this unit.

How much does the Winix C610 cost to run?

About $3.56 a month, or $42.68 a year, on DOE's annual energy figure of 235 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 $2.35.

How does the Winix C610 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 6.2 is tied for 18th of the 63, and 24% above their median of 5.

DOE's annual energy figure for it is 235 kWh, against their median of 266 kWh: $5.63 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

  Coway AP-1526D255 smoke CADR

  Room size 395 sq ft, CADR/W 7.6: about 18% less power for the same clean air.

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

  Sharp KCP70UW255 smoke CADR

  Room size 396 sq ft, CADR/W 6.7: about 7% less power for the same clean air.

• Nearest bigger unit

  SIESEAN AP-480270 smoke CADR

  Room size 419 sq ft, CADR/W 6.4.

DOE record

Questions

What room size is it for?

DOE lists an effective room size of 384 sq ft, based on its smoke CADR of 248 cfm: CADR and room size.

How much does the Winix C610 cost to run for a year?

About $42.68: DOE's annual figure of 235 kWh at 18.16¢/kWh, the US residential average for August 2026 (EIA).