HPI Check vs RAC:Which is more popular?
In September 2026, HPI Check had more branded searches than RAC among vehicle history check services in the United Kingdom. HPI Check had about 40,500 branded searches, while RAC had 1,000. HPI Check made up 16.7% of all vehicle history check service searches we track, and RAC accounted for 0.41%. When we asked ChatGPT and Google AI Overviews about vehicle history check services, RAC appeared in four of the five answers and HPI Check in three. HPI Check was mentioned before RAC in three out of five answers.
Who do people search for more?
HPI Check, about 41 searches for every 1 for RAC
Who does AI mention more?
RAC, mentioned in 4 of 5 answers, HPI Check in 3
Who does AI recommend more?
HPI Check, named ahead of RAC in 3 of 5 answers
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Top vehicle history check services in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, RAC was mentioned in four out of five: in two of the three ChatGPT answers and in both Google AI Overviews. HPI Check was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. HPI Check was listed before RAC in three out of five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
- HPI Check1st
Total Car Check2nd- RAC3rd
AA4th
carVertical5th
My Car Check6th
Car Analytics–
MotorCheck–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Total Car Check5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- RAC4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- HPI Check3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- AA3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- carVertical2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- My Car Check1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Car Analytics0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- MotorCheck0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about vehicle history check services
5 answers
Asked ChatGPT
“Which vehicle history check service should I use in the UK?”
Asked ChatGPT
“What are the best vehicle history check services in the UK?”
Asked ChatGPT
“What's the best vehicle history check service in the UK for a used car?”
Searched Google, AI Overview
“check car history”
Searched Google, AI Overview
“vehicle history check uk”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United Kingdom on October 19, 2026.
Is HPI Check or RAC more popular in search?
This chart shows how often people search Google for HPI Check and RAC by name. Each line represents a brand's share of searches for all eight vehicle history check services we track, month by month, from searches in United Kingdom.
Share of searches by month for HPI Check, RAC. The figures are in the table below the chart.
View monthly share of searches table
| Month | Total Car Check | carVertical | HPI Check | My Car Check | Car Analytics | MotorCheck | AA | RAC |
|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 45.3% | 20.4% | 20.4% | 7.5% | 2.2% | 2.2% | 1.5% | 0.54% |
| Nov 2025 | 47.4% | 21.3% | 17.4% | 7.8% | 2.3% | 1.9% | 1.2% | 0.56% |
| Dec 2025 | 43.1% | 23.6% | 19.3% | 8.6% | 2.1% | 1.7% | 1.1% | 0.48% |
| Jan 2026 | 42.6% | 23.4% | 19.2% | 8.6% | 2.1% | 2.1% | 1.4% | 0.62% |
| Feb 2026 | 43.3% | 23.8% | 19.5% | 7.1% | 2.1% | 2.1% | 1.4% | 0.51% |
| Mar 2026 | 45.5% | 24.9% | 16.7% | 7.5% | 2.2% | 1.8% | 0.98% | 0.44% |
| Apr 2026 | 48% | 21.5% | 17.6% | 7.9% | 1.9% | 1.6% | 1% | 0.46% |
| May 2026 | 42.8% | 23.6% | 19.3% | 8.6% | 2.1% | 1.7% | 1.4% | 0.51% |
| Jun 2026 | 43.7% | 24% | 19.7% | 7.2% | 1.7% | 1.7% | 1.4% | 0.52% |
| Jul 2026 | 43.7% | 24% | 19.7% | 7.2% | 1.7% | 1.7% | 1.4% | 0.52% |
| Aug 2026 | 43.6% | 24% | 19.6% | 7.2% | 2.1% | 1.7% | 1.2% | 0.52% |
| Sep 2026 | 45.4% | 25% | 16.7% | 7.5% | 2.2% | 1.8% | 0.99% | 0.41% |
How has the HPI Check and RAC comparison changed over the last 12 months?
3 findings
- HPI Check was ahead of RAC in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, HPI Check’s share of searches among vehicle history check services in the United Kingdom moved from 20.4% to 16.7%, and its estimated monthly branded searches moved from 49.5K to 40.5K.
- Across the 12 months ending September 2026, RAC’s share of searches among vehicle history check services in the United Kingdom moved from 0.54% to 0.41%, and its estimated monthly branded searches moved from 1.3K to 1K.
How did search popularity change for United Kingdom vehicle history check services in September 2026?
2 changes
In September 2026, HPI Check lost share of searches among vehicle history check services in the United Kingdom, from 19.6% to 16.7%.
Estimated monthly branded searches for RAC in the United Kingdom fell 23.1% over 12 measured months, from 1.3K to 1K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using HPI Check’s and RAC’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Other head-to-heads among vehicle history check services
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