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Air purifiers ยท Rainbow

Rainbow Luggable Ultra air purifier

Rated for rooms up to 358 sq ft. Puts out 231 cfm of smoke-free air per minute.

Where it ranks

#4 in Best air purifiers for rooms of 300 to 500 sq ft rated most efficient5 models compared#2 in Best low-energy air purifiers for rooms of 300 to 500 sq ft56 models compared

Full specs

Cleaning power

Room size it is rated forThe largest room it cleans well in the certification test.358 sq ft
Clean air per minute: smokeHow much smoke-free air it puts out each minute. Higher cleans faster.231 cfm
Clean air per minute: dustThe same test for dust.294 cfm
Clean air per minute: pollenThe same test for pollen. Matters most for allergies.325 cfm

Running cost

Electricity per yearMeasured use when running all year. Multiply by your power price.93 kWh
Among the most efficient of 2025Yes

Filters

Main filterHEPA

Safety

Ozone it gives offOzone irritates lungs. 0 means none was measured.0 ppb

Features

Automatic modeAn air quality sensor adjusts the speed on its own.No
App controlNo

Source: this model on the ENERGY STAR list, checked 2026-11-09. Model number Luggable Ultra.