Regulation splits the web expertise, a.okay.a. Search, right into a European and American model with stark variations.
Whereas large tech corporations face complexity, Search gamers have a possibility to check SERP options and AI Overviews in each web variations and higher perceive their influence.
AI on Innovation, I discussed that:
Variations in AIO design would possibly come up between the EU and non-EU nations. New rules and fines decrease the urge for food for tech corporations like Alphabet, Meta, or Apple to launch AI options within the EU. The end result might be two internets that permit us to check the influence and altering AI panorama in nations just like the U.S.
The Digital Advertising Act (DMA) is the European Union’s tech gatekeeper regulation and is liable for splitting the net by creating distinct experiences within the EU in comparison with the U.S.
It guidelines that corporations can now not drive defaults on customers (like a search engine or browser), present their providing above different market contributors, and serve focused advertisements with out consent. They have to assure interoperability, information entry, advert transparency, and aspect loading.
Seven gatekeepers expertise vital circumcisions of their EU product variations: Alphabet, Amazon, Apple, Bytedance, Reserving, Meta, and Microsoft.
In 2024, the DMA forked the Search expertise:
1. Inns And Flights
Google’s Resort and Flight SERP function is deemed “self-preferencing” below the DMA, which is why the modules look considerably totally different within the EU in comparison with the U.S.
Since March 2024, the EU SERP has proven “journey websites” and “resort websites” bins on the high with hyperlinks to aggregators as a substitute of Google’s personal modules.


The influence appears to favor on-line journey companies (OTAs) over resort manufacturers and airways.
Resort reserving engine Mirai discovered a 30% discount in paid clicks and -36% in direct visits within the EU vs. the U.S. after Google demoted its flights and resort SERP function.
In Favoritism, I described how Google offers extra visibility to manufacturers in natural search over OTAs and different aggregators. It’s attainable that Google is making an attempt to steadiness site visitors to flight and locations websites with extra manufacturers within the basic natural outcomes.


The EU will not be the one one which has seen an issue with Google’s SERP options.
First, Yelp filed a lawsuit towards Google in 2024 for utilizing SERP options to maintain site visitors on its web site and illegally scraping and utilizing Yelp’s content material.
In Augmentation, I introduced information and research exhibiting that SERP options have a web unfavorable impact on clicks.
Second, the FTC reviewed Google’s SERP options however didn’t discover them to be an issue in 2013 – a giant mistake.
Whereas Google’s distinguished show of its personal vertical search outcomes on its search outcomes web page had the impact in some instances of pushing different outcomes “under the fold”, the proof means that Google’s main objective in introducing this content material was to rapidly reply, and higher fulfill, its customers’ search queries by offering immediately related info.
2. Shopping
In September, the EU fined Google $2.8 billion for showing price Product Listing Ads (PLAs) above blue links to price comparison sites and demoting price comparison sites in organic search with algorithm updates.
Since then, Google has shown a box with links to price comparison sites for shopping searches, as for hotel and flight searches.

The DMA, which classified PLAs as self-preferencing, came a few months too late for sites like Ladenzeile, Idealo, or Shopalike.
Owner Axel Springer had to shut them down in June after Google Core Updates shot golf ball-sized holes into their armor.
Big shopping retailers like MediaMarkt and Amazon gained the visibility that Ladenzeile & Co. lost in Germany.

3. Default Search Engines
Since March 2024, Google needs to let users in the EU choose a default search engine on Android and Chrome.
It’s a precursor for what’s likely to be a remedy in the current DOJ lawsuit against Google in the U.S.

Nevertheless, most customers nonetheless select Google regardless of randomized decisions for different serps because the search engine market share distribution within the EU stays unchanged.


To this point, the influence of the DMA on Google appears minimal or non-existent, and customers are getting annoyed with the circumcised SERP expertise.
Secure market share within the EU exhibits that Google has gained Search, and antitrust lawsuits are coming too late.
The lawsuits towards gatekeepers and ensuing treatments should not with out controversy, however I don’t see the EU backing down. The DMA will proceed to diverge the web expertise within the U.S. and EU, in all probability to a bonus for EU websites.
International corporations working within the U.S. and EU can evaluate the influence of SERP options and AI Overviews to raised perceive their influence.
You may measure variations in clicks, impressions, and CTR by evaluating the identical key phrases in several nations in the identical place. You can already try this right this moment with AI Overviews, for which Google doesn’t actually present any information.
On the similar time, it is going to be fascinating to see if Google’s free product listings and AI Overviews might be seen as self-preferencing.
After Google’s transition from a search engine to a procuring market, free and paid procuring grids appeared in common searches, not simply the procuring tab.
I wrote in ecommerce shifts
Simply in time for the procuring season, Google made product filters everlasting for queries with clear intent after testing the function for a couple of yr. What was once the Google Buying tab is now the default for Search.
Google replayed its boiling frog playbook: habituate customers with small options and slowly increase. Google first confirmed paid listings (PLAs), then natural listings, and now a full product search web page.
For retailers and retailers, the brand new market format can considerably disrupt natural site visitors. Google has highlighted the significance of the Service provider Heart for paid and natural listings for some time now, more likely to put together retailers for the approaching transformation. Inside this modification, basic Search is turning into much less necessary and market optimization extra necessary.
It’s attainable that Google already expects the DMA to see AI Overviews as a DMA violation, which is why it launched within the UK, India, Japan, Mexico, Brazil, and Indonesia – however not within the EU. In addition they didn’t roll out in Australia and Canada, the place governments attempt to drive Google to pay publishers.
Whereas the EU turns into a harder marketplace for U.S. tech corporations, it would develop into extra engaging for European gamers, which is the aim of the DMA.
For corporations with an affiliate or ad-revenue enterprise mannequin, the EU may develop into a refuge the place rising search engine optimisation site visitors is less complicated.
Nevertheless, a change in SERP design doesn’t defend websites from dropping natural site visitors in basic outcomes, as we are able to see within the instance of Idealo and Ladenzeile.
DMA implementation sinks 30% of clicks and bookings on Google Hotel Ads
How the European Commission Is Making Google a Worse Product (Again)
Featured Image: Paulo Bobita/Search Engine Journal