| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| portable oxygen concentrator ratings | 1.08 | 0.9 | 8730 | 36 | 36 |
| portable | 1.99 | 0.4 | 4101 | 13 | 8 |
| oxygen | 0.82 | 0.3 | 5697 | 15 | 6 |
| concentrator | 1.5 | 0.3 | 6550 | 80 | 12 |
| ratings | 0.85 | 1 | 9214 | 7 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| portable oxygen concentrator ratings | 1.53 | 0.2 | 3488 | 93 |
| portable oxygen concentrator rankings | 0.19 | 0.8 | 6760 | 62 |
| portable oxygen concentrators ratings reviews | 1.81 | 0.1 | 2952 | 91 |
| best rated portable oxygen concentrator | 0.98 | 0.6 | 9676 | 88 |
| top 5 portable oxygen concentrator | 0.17 | 0.5 | 5099 | 25 |
| most reliable portable oxygen concentrator | 0.28 | 1 | 6710 | 97 |
| top ten portable oxygen concentrator | 0.95 | 0.8 | 1511 | 81 |
| the best portable oxygen concentrator | 0.49 | 0.9 | 3806 | 43 |
| best portable oxygen concentrators comparison | 1.49 | 0.8 | 2090 | 89 |
| top 10 portable oxygen concentrators | 0.04 | 0.4 | 3467 | 38 |
| top portable oxygen concentrators | 0.53 | 0.5 | 6109 | 11 |
| best portable oxygen concentrators of 2019 | 1.19 | 0.3 | 1841 | 89 |
