Updated for 2027 (UK): Press advertising is space you buy, clearly marked as an advert. PR is editorial coverage: articles, features and interviews that read as news. Both can work. The right choice depends on what you need: fast reach on your own terms, or trust that lasts and keeps working in Google and AI search.
The simple difference
- Advertising: you control the words, the size and the date. Readers know it is an advert.
- PR: your story appears as an article. Readers trust it more, and it keeps working in search results long after it is published.
Side by side
| Press advertising | PR | |
|---|---|---|
| Control of words | Full | Shared with the editor |
| Trust from readers | Lower, it is an advert | Higher, it reads as news |
| How long it lasts | Ends when the campaign ends | Online articles can stay for years |
| Google and AI search | Adverts are rarely cited | Articles are often cited by AI tools |
| Timing | Fixed date | Fixed date with guaranteed placement |
When press advertising makes sense
- A sale, an event or an offer with a fixed end date.
- When the exact wording must be controlled, for legal or brand reasons.
- When you need to reach a very large audience in a short time.
When PR makes more sense
- Building trust in a founder, a company or a new product.
- Showing up in Google and in AI answers when people search your name.
- Supporting sales, investment, recruitment or a visa application with credible articles.
- Recovering after negative press.
The best of both: guaranteed PR
The usual weakness of PR is uncertainty: you do not know if or when you will be published. Guaranteed placement fixes that. You choose the publication, the date is agreed in writing, and the article still reads as editorial. See our publications list and PR packages. United Press, trusted since 2001, was the first PR agency in the UK to guarantee publication, with every publication and date agreed in writing.
Advertising vs PR: questions we are asked
What is the main difference between advertising and PR?
Advertising is space you buy and control, marked as an advert. PR is editorial coverage that readers trust more and that lasts longer online.
Is PR cheaper than advertising?
PR often gives more lasting value, because an online article keeps working in search results and AI answers long after an advert has ended.
Does PR help with AI search?
Yes. AI assistants often cite articles in trusted publications. They rarely cite adverts.
Can PR be guaranteed like an advert?
Yes. With guaranteed placement, the publication and date are agreed in writing before work begins.
Should I use both?
Many brands do: advertising for short, fixed offers and PR for trust, search visibility and long-term reputation.