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What's the best portable O2 concentrator?

A commercial recommendation prompt. We size how many people ask ChatGPT this from real search demand, then run it through ChatGPT to see which websites it recommends.

Est. people asking / mo
11K
CPC
$1.36
Total est. value / mo
$955
Common ways people ask this (15)
  • What's the best portable O2 concentrator for travel?
  • What's the best portable O2 concentrator for daily use?
  • What's the best portable O2 concentrator for home backup?
  • What's the best portable O2 concentrator for long battery life?
  • What's the best portable O2 concentrator for lightweight carry?
  • What's the best portable O2 concentrator for airplane travel?
  • What's the best portable O2 concentrator for camping?
  • What's the best portable O2 concentrator for high flow needs?
  • What's the best portable O2 concentrator for pulse dose delivery?
  • What's the best portable O2 concentrator for continuous flow?
  • What's the best portable O2 concentrator for seniors?
  • What's the best portable O2 concentrator on a budget?
  • What's the best compact portable O2 concentrator?
  • What's the best portable O2 concentrator with a long runtime?
  • What's the best portable O2 concentrator for oxygen therapy at night?

What ChatGPT actually answered

The 5 times we asked ChatGPT this, each answer verbatim. The leaderboard below aggregates all 5 runs.

You: What's the best portable O2 concentrator?
ChatGPT:
  1. portableoxygen.com
  2. philips.com
  3. inogen.com
  4. caresource.com
  5. lincare.com
  6. apria.com
  7. oxygenplus.com
  8. drive.com
  9. invacare.com
  10. oxygenconcentratorstore.com
  11. 4homehealth.com
  12. respmedical.com
  13. walgreens.com
  14. amazon.com
  15. medmartonline.com
  16. oxygenplusmedical.com
  17. cvs.com
  18. walmart.com
  19. homedepot.com
  20. bestbuy.com

Websites ChatGPT recommends for this prompt

Aggregated across 5 runs (min 2/5 appearances). Estimated visits split the prompt's demand by rank. Sites matching the prompt's own brand are marked branded and excluded from the leaderboard.

Arrows show each site's rank change since Aug 2026.

RankWebsiteEst. visits / mo
1 ▲4 inogen.com 226
2 ▼1 oxygenconcentratorstore.com 136
3 ▼1 philips.com 91
4 ▼1 drivemedical.com 62
5 ▲10 directhomemedical.com 45
6 ▲6 respironics.com 34
7 ▼3 invacare.com 25
8 ▲1 cpap.com 19
9 ▲4 caireinc.com 15
10 new lptmedical.com 11
11 ▼5 amazon.com 9
12 ▼5 lincare.com 7
13 ▼5 apria.com 6
14 ▲2 oxygenplus.com 5
15 new oxygenplusmedical.com 3
16 ▼2 walmart.com 3
17 new vitalitymedical.com 2
18 new medicalexpo.com 2
19 ▼1 oxlife.com 1
20 ▼3 airsep.com 1
How is this estimated?

ChatGPT doesn't publish prompts, so we don't show logged conversations. We measure real demand for this topic from Google search volume, scale it to ChatGPT's user base (on average about 1 ChatGPT user for every 8 Google searchers, a ratio that varies by topic), and run the prompt through ChatGPT 5 times to record which websites it recommends and in what order. Estimated visits split that demand across the recommended sites by a click-through-by-rank curve. Every number is a modeled estimate, not measured analytics. Full methodology →