| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best room air purifiers 2020 | 0.84 | 0.9 | 546 | 49 |
| best room air purifiers 2023 | 0.16 | 0.3 | 4390 | 58 |
| best room air purifiers 2021 | 1.35 | 0.2 | 1354 | 8 |
| best room air purifiers 2022 | 1.28 | 0.2 | 6883 | 73 |
| best air purifier for dorm room 2020 | 1.96 | 0.3 | 1422 | 52 |
| best rated room air purifier 2020 | 0.7 | 0.5 | 5267 | 94 |
| best large room air purifier 2020 | 0.12 | 1 | 711 | 91 |
| best large room hepa air purifier 2020 | 0.67 | 0.4 | 6394 | 42 |
| best large room air purifiers 2023 | 1.75 | 0.3 | 511 | 45 |
| best small room air purifiers 2023 | 0.17 | 0.7 | 4577 | 33 |
| best air purifier for dorm room 2023 | 1.18 | 0.1 | 6403 | 16 |
| best air purifier large room 2023 | 1.32 | 0.3 | 503 | 92 |
