WattCost

Data through April 2026

Air Purifiers · 13 certified models

Midea

This data covers 13 certified Midea — annual running costs span $24 to $64 at national-average rates (median $38; the whole-category median is $28).

All certified models

Midea, ranked by certified annual kWh
#ModelkWh/yr$/yr (US avg)
1Midea 793K18A126$24
2Midea KJ200G-Z41126$24
3Midea KJ250G-Z43126$24
4Midea CAF-A40US(H)127$24
5Midea KJ250G-Z42most efficient131$25
6Midea 793K19A202$38
7Midea KJ350G-S1202$38
8Midea 793K20A218$41
9Midea US-KJ500G-TB32218$41
10Midea W259$49
11Midea KJ500G-JA32292$55
12Midea KJ500G-L1297$56
13Midea KJ600G-RX600A341$64

Other brand facets

Questions, answered with the data

How much does it cost to run Midea air purifiers?
Among 13 certified models in this data, Midea air purifiers cost $24 to $64 a year to run at the U.S. average electricity rate (18.8¢/kWh) — a median of $38.
Do Midea air purifiers cost more or less than the average air purifier?
The median model here runs $38 a year, 36% more than the $28 median across all certified air purifiers.
What's the cheapest model among Midea air purifiers?
The Midea 793K18A costs about $24 a year at the U.S. average rate (126 kWh/yr) — the lowest certified figure in this group.
What does the certified annual-kWh figure assume for air purifiers?
The certified annual kWh comes from the ENERGY STAR room air cleaner test basis, which assumes continuous daily operation. Running fewer hours costs proportionally less.

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