Data through April 2026
Running cost · Air Purifiers · ENERGY STAR certified
Rainbow Luggable Ultra
At the standardized usage ENERGY STAR assumes, the Rainbow Luggable Ultra consumes 93 kWh a year — about $18 at the U.S. average electricity rate ($1.46 a month). Compared with the median certified air purifier, it uses 37% less electricity — rank 52 out of 214. Where you live moves the bill from $11 a year in North Dakota to $43 in Hawaii. It also meets ENERGY STAR's stricter “Most Efficient” criteria. Note the certified pool here is small (214 models), so rankings shift more with each data refresh.
Estimated annual running cost · U.S. average rate 18.8¢/kWh
$18/yr
- Per month
- $1.46
- Per day
- 5¢
- Certified use
- 93 kWh/yr
- Rated room size
- 358 sq ft
- CADR (smoke)
- 231
- Technology
- Fan and Filter
- Efficiency
- 16.3 CFM/W
What it costs in every state
| State | Rate ¢/kWh | This model $/yr | Relative cost |
|---|---|---|---|
| Alabama | 17.4¢ | $16 | |
| Alaska | 27.4¢ | $25 | |
| Arizona | 15.5¢ | $14 | |
| Arkansas | 14.2¢ | $13 | |
| California | 35.3¢ | $33 | |
| Colorado | 16.5¢ | $15 | |
| Connecticut | 32.2¢ | $30 | |
| Delaware | 18.8¢ | $17 | |
| District of Columbia | 25.4¢ | $24 | |
| Florida | 15.4¢ | $14 | |
| Georgia | 15.4¢ | $14 | |
| Hawaiipriciest | 46.6¢ | $43 | |
| Idaho | 12.7¢ | $12 | |
| Illinois | 20.5¢ | $19 | |
| Indiana | 17.9¢ | $17 | |
| Iowa | 13.9¢ | $13 | |
| Kansas | 15.8¢ | $15 | |
| Kentucky | 15.0¢ | $14 | |
| Louisiana | 14.4¢ | $13 | |
| Maine | 28.4¢ | $26 | |
| Maryland | 22.1¢ | $21 | |
| Massachusetts | 29.4¢ | $27 | |
| Michigan | 21.4¢ | $20 | |
| Minnesota | 16.4¢ | $15 | |
| Mississippi | 16.8¢ | $16 | |
| Missouri | 14.0¢ | $13 | |
| Montana | 13.9¢ | $13 | |
| Nebraska | 13.3¢ | $12 | |
| Nevada | 14.3¢ | $13 | |
| New Hampshire | 27.2¢ | $25 | |
| New Jersey | 23.5¢ | $22 | |
| New Mexico | 15.2¢ | $14 | |
| New York | 29.4¢ | $27 | |
| North Carolina | 16.3¢ | $15 | |
| North Dakotacheapest | 12.3¢ | $11 | |
| Ohio | 19.5¢ | $18 | |
| Oklahoma | 13.3¢ | $12 | |
| Oregon | 15.8¢ | $15 | |
| Pennsylvania | 21.5¢ | $20 | |
| Rhode Island | 28.3¢ | $26 | |
| South Carolina | 17.1¢ | $16 | |
| South Dakota | 14.5¢ | $14 | |
| Tennessee | 14.9¢ | $14 | |
| Texas | 17.0¢ | $16 | |
| Utah | 13.3¢ | $12 | |
| Vermont | 24.6¢ | $23 | |
| Virginia | 17.4¢ | $16 | |
| Washington | 14.4¢ | $13 | |
| West Virginia | 16.1¢ | $15 | |
| Wisconsin | 19.2¢ | $18 | |
| Wyoming | 14.7¢ | $14 |
Certified models closest in efficiency
| Model | kWh/yr | $/yr (US avg) |
|---|---|---|
| Aeocky Cybertron | 93 | $18 |
| Greenlite G-Pure-15Wmost efficient | 92 | $17 |
| Rainbow Brisk Box Ultramost efficient | 94 | $18 |
| WOZOYO Pure Air PA2 | 92 | $17 |
| Honeywell HPA4100Bmost efficient | 95 | $18 |
| Alen BreatheSmart 25imost efficient | 90 | $17 |
Run your own numbers
Your rate, your numbers
- Per day
- 5¢
- Per month
- $1.46
- Per year
- $18
93 kWh/yr × 18.8¢/kWh = $18/yr
Prefilled with this model's certified 93 kWh/yr — adjust if your usage differs from the DOE test basis. 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.
Questions, answered with the data
- How much electricity does the Rainbow Luggable Ultra use?
- ENERGY STAR certifies the Rainbow Luggable Ultra at 93 kWh per year. 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.
- How much does the Rainbow Luggable Ultra cost to run per month?
- About $1.46 a month at the U.S. average residential rate (18.8¢/kWh) — 5¢ a day, or $18 a year. Your state's rate moves this up or down; see the table above.
- Is the Rainbow Luggable Ultra energy efficient?
- It uses 37% less electricity than the median certified air purifier, placing it in the efficient third of certified models. It also meets ENERGY STAR's Most Efficient criteria.
- What does the Rainbow Luggable Ultra cost to run in the cheapest vs. priciest state?
- At current residential rates it costs about $11 a year in North Dakota (12.3¢/kWh) and $43 in Hawaii (46.6¢/kWh).