Blueair 3132111100: $22 a year to run

This model (Air purifiers) uses 103 kWh of electricity a year, which costs about $22 a year and $217 over 10 years at 21.0¢/kWh.

Energy use
103 kWh
per year
Running cost per year
$22
21.0¢/kWh
Running cost over 10 years
$217
Efficiency rank
67 / 240

Product details

Room size (sq ft)237
TechnologyIon Generator,Fan and Filter
ENERGY STAR Most EfficientYes
Available sinceApril 1, 2024

Compared with the average model (Air purifiers), this one saves about $16 a year.

More efficient alternatives

Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology