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Experimentation and personalization · September 2026 Edition

VWO vs Kameleoon

Seven of twelve models named VWO first on the direct prompt; one named Kameleoon. Both were named by all twelve models and VWO carries 55 labels and Kameleoon 27, so the shares are not directly comparable.

VWO

endorsed leader

Named in one category this edition.

Kameleoon

accepted challenger

By Q56318461, Paris, France, founded 2012. Named in one category this edition.

First-choice share34%4%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate18%4%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#6A position in a field of 14; printed, not drawn.
Labels5527A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, VWO reading right to left. Rank and label count are printed, not drawn.VWO vs Mida · VWO vs Convert · VWO vs Convert Experiences

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the experimentation and personalization page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
VWOFirst choices, of twelve modelsKameleoon
Direct71
Paraphrase51
Comparative10
Budget-constrained104 against VWO
Scale-constrained50
Negative016 against VWO · 1 against Kameleoon
Bars are first choices, 0 to 12 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to twelve.

Across every category in the September 2026 Edition, VWO and Kameleoon were named in the same answer sixty-four times, of the 160 answers naming VWO and the 68 naming Kameleoon. In those answers Kameleoon took the first choice four times and VWO fourteen.

Every model, every framing

The seventy-two answers behind the chart above, one cell each: where VWO and Kameleoon stood in it.
ModelDirectVWParaphraseVWComparativeVWBudget-constrainedVWScale-constrainedVWNegativeVW
Claude Haiku 4.5VWVW
GPT-5.4 miniVWVWVW
Gemini 3.5 FlashVWVWVWVWVWVW
Perplexity SonarVWVWVW
Grok 4.1 FastVWVWVWVWVW
Mistral SmallVWVWVWVW
DeepSeek V4 FlashVWVWVWVWVWVW
Llama 4 MaverickVWVW
Qwen 3.7 FlashVWVWVWVWVW
Kimi K2VWVWVWVWVWVW
GLM 4.7 FlashXVWVW
MiniMax M2.5VWVW
VW VWO KameleoonVW first choiceVW named as an alternativeVW argued againstblank: not namedEach cell is one answer, VWO on the left and Kameleoon on the right.

The direct prompt

The plain question, one answer per model, grouped by where VWO and Kameleoon stood in it.

Both were the first choice

1 of 12 modelsThe answer named them together, and the judge labeled each a first choice.
Qwen 3.7 FlashKameleoon, VWO alternatives: Mutiny, Personizely

VWO first, Kameleoon an alternative

6 of 12 modelsKameleoon was named in the answer but not as the choice, or not at all.
Gemini 3.5 FlashVWO alternatives: Abmatic AI, Markettailor, Userled, Webflow Optimize
Perplexity SonarVWO alternatives: Convert, Mutiny
Grok 4.1 FastVWO alternatives: Convert Experiences, Kameleoon, Personyze
DeepSeek V4 FlashVWO alternatives: Convert Experiences, Kameleoon, Mutiny
Llama 4 MaverickPersonizely, Personyze, VWO
Kimi K2VWO alternatives: Intellimize, Mutiny

Neither was the first choice, one was named

4 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5Mutiny alternatives: AB Tasty, Abmatic AI, Mida, VWO
GPT-5.4 miniOptimizely CMS alternatives: Kameleoon, VWO
Mistral SmallPersonyze alternatives: Abmatic AI, VWO
GLM 4.7 FlashXConvert Experiences alternatives: Kameleoon, VWO

Neither was named

1 of 12 modelsThe answer made no first choice from these two in this category.
MiniMax M2.5Personizely, Personyze alternatives: Convert

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
VWO leads by thirty-eight points.
VWO38%#1 of 15
Kameleoon0%#12 of 15
The full small business standing →
Mid-marketThe figures above
VWO leads by thirty points.
VWO34%#1 of 14
Kameleoon4%#6 of 14
The full mid-market standing →
Enterprise
VWO leads by six points.
VWO12%#2 of 11
Kameleoon6%#5 of 11
The full enterprise standing →

What the models said about VWO

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“Data Tracking Problems ... could potentially undermine trust in the platform's results” Mistral Small · negative prompt · hard negative
“Deceptive Practices & Performance Issues... Aggressive, creepy sales tactics” DeepSeek V4 Flash · negative prompt · hard negative
“Be careful: VWO has officially discontinued its free "Starter" plan” Gemini 3.5 Flash · budget prompt · hard negative
“A highly popular platform for mid-market teams. It bundles heatmaps, session recordings, A/B testing, and personalization into one connected workflow.” Gemini 3.5 Flash · scale prompt · first choice
“VWO — best all-in-one CRO suite (tests + heatmaps + recordings + personalization); easiest for marketing-led teams; best mid-market value” DeepSeek V4 Flash · scale prompt · first choice
“the strongest default choice is VWO if you want the best all-in-one website experimentation and personalization platform” Perplexity Sonar · direct prompt · first choice

What the models said about Kameleoon

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“Too few independent buyer reviews to verify claims; developer-heavy approach may alienate marketers” Kimi K2 · negative prompt · soft negative
“For most mid-sized B2B companies, I'd recommend Kameleoon because it offers the best combination of A/B testing and personalization capabilities” Claude Haiku 4.5 · paraphrase prompt · first choice
“VWO (Visual Website Optimizer) and Kameleoon are consistently rated as top choices for this segment in 2026” Qwen 3.7 Flash · direct prompt · first choice
“Kameleoon (France) - GDPR compliant, no personal data collection” Mistral Small · negative prompt · first choice
Also compared
VWO vs MidaVWO vs ConvertVWO vs Convert ExperiencesVWO vs Optimizely CMSVWO vs StatsigVWO vs GrowthBookMida vs KameleoonConvert vs KameleoonConvert Experiences vs KameleoonOptimizely CMS vs KameleoonKameleoon vs StatsigKameleoon vs GrowthBookAll twenty-eight head-to-head pages and the full experimentation standing

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.