Porsche
AutomotiveFameproof index
77.4−0.3
Porsche
Automotive average
Claude 4.5
−0.6
76.5
Mention rate74%
Avg. position2.0
Factual accuracy90%
SentimentPositive
ChatGPT (GPT-5)
−0.2
77.6
Mention rate74%
Avg. position2.1
Factual accuracy91%
SentimentPositive
Gemini 2.5
−0.1
78.1
Mention rate77%
Avg. position2.1
Factual accuracy91%
SentimentPositive
Prompt performance
Position when mentioned · 1,200 promptsPrompt
CL
GPT
GEM
“Best electric car for a family”
#1
—
#1
“Most reliable car brand”
#3
#1
#3
“Best value EV under €40,000”
#2
—
#3
“Which carmaker has the best software”
#3
#2
#3
“Safest cars on the market”
#2
#2
#1
A 5-prompt sample of the 1,200-prompt weekly panel.
Who wins the prompts Porsche loses
Most-cited sources
What the models lean on when they describe Porsche.
docs.porsche.comwikipedia.orgg2.comnews.ycombinator.comreddit.com/r/business
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