MEDIFY AIR MA-40-V4.0 running cost
$47.79/year
The MEDIFY AIR MA-40-V4.0 is rated at 261 kWh per year (ENERGY STAR test conditions). At the US average residential price of 18.3¢/kWh (July 2026), that is about $47.79 a year, or $3.98 a month.
How it compares
Among 88 certified medium-room (200-400 sq ft) air purifiers (same size band), it ranks #88 for lowest running cost (class median $27.19/year). Recommended room size (sq ft): 380.
Cheaper-to-run air purifiers in the same size band
- MegaLight AP-HCE99-WT — 89 kWh/yr, $16.30/yr
- Rainbow Luggable Ultra — 93 kWh/yr, $17.03/yr
- AROEVE DH-JH021US-A00 — 101 kWh/yr, $18.49/yr
- Blueair 3132111100 — 103 kWh/yr, $18.91/yr
- Blueair 3232111101 — 108 kWh/yr, $19.77/yr
Specifications
| Smoke CADR (cfm) | 245.0 |
|---|---|
| Dust CADR (cfm) | 257.0 |
| Pollen CADR (cfm) | 263.0 |
| PM2.5 CADR (cfm) | 250.0 |
| Ozone emissions (ppb) | 0.00 |
| Filter type | HEPA-Type |
| Smart / connected | No |
| On market since | 2025-08-20 |
| Annual energy use | 261 kWh |
Source: ENERGY STAR certified air purifiers dataset, record 4497354. Real-world use depends on hours of operation, settings and climate.
Cost to run in every state
| State | Price | Per year |
|---|---|---|
| Louisiana | 12.7¢ | $33.20 |
| Nevada | 12.8¢ | $33.33 |
| Utah | 13.1¢ | $34.24 |
| North Dakota | 13.4¢ | $35.00 |
| Tennessee | 13.7¢ | $35.78 |
| Idaho | 13.7¢ | $35.84 |
| Nebraska | 13.8¢ | $35.97 |
| Kentucky | 13.8¢ | $36.04 |
| Arkansas | 14.3¢ | $37.40 |
| Oklahoma | 14.3¢ | $37.45 |
| Wyoming | 14.4¢ | $37.48 |
| Mississippi | 14.5¢ | $37.95 |
| Washington | 14.7¢ | $38.39 |
| Montana | 15.0¢ | $39.12 |
| Florida | 15.0¢ | $39.23 |
| North Carolina | 15.2¢ | $39.57 |
| Kansas | 15.3¢ | $39.85 |
| South Dakota | 15.4¢ | $40.12 |
| Arizona | 15.4¢ | $40.14 |
| South Carolina | 15.5¢ | $40.38 |
| West Virginia | 15.8¢ | $41.19 |
| Texas | 15.9¢ | $41.45 |
| Oregon | 16.0¢ | $41.68 |
| Iowa | 16.0¢ | $41.73 |
| Missouri | 16.1¢ | $41.99 |
| New Mexico | 16.1¢ | $41.99 |
| Georgia | 16.3¢ | $42.46 |
| Alabama | 16.4¢ | $42.80 |
| Indiana | 16.7¢ | $43.67 |
| Colorado | 17.0¢ | $44.37 |
| Minnesota | 17.4¢ | $45.54 |
| Virginia | 17.6¢ | $45.81 |
| Delaware | 18.5¢ | $48.23 |
| Wisconsin | 19.1¢ | $49.75 |
| Illinois | 19.2¢ | $50.16 |
| Ohio | 19.4¢ | $50.76 |
| Maryland | 21.4¢ | $55.88 |
| Pennsylvania | 21.7¢ | $56.69 |
| Michigan | 23.1¢ | $60.16 |
| Vermont | 23.8¢ | $61.99 |
| Connecticut | 24.2¢ | $63.06 |
| New Jersey | 25.2¢ | $65.75 |
| District of Columbia | 25.2¢ | $65.80 |
| New Hampshire | 26.6¢ | $69.43 |
| Rhode Island | 28.3¢ | $73.84 |
| Alaska | 28.8¢ | $75.25 |
| New York | 29.9¢ | $78.04 |
| Massachusetts | 30.5¢ | $79.58 |
| Maine | 32.4¢ | $84.59 |
| California | 33.6¢ | $87.72 |
| Hawaii | 48.0¢ | $125.28 |