Apollo.io vs ZoomInfo
Five of fourteen models named Apollo.io first on the direct prompt; five named ZoomInfo. Apollo.io was named by thirteen of the fourteen models and ZoomInfo by thirteen and Apollo.io carries 30 labels and ZoomInfo 44, so the shares are not directly comparable.
San Francisco, United States, founded 2015. Named in twenty-two categories this edition.
Vancouver, Washington, United States, founded 2000. Named in fifteen categories this edition.
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen 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 market intelligence platforms page.
By framing
Apollo.ioFirst choices, of fourteen modelsZoomInfo
Across every category in the November 2026 Edition, Apollo.io and ZoomInfo were named in the same answer 336 times, of the 1129 answers naming Apollo.io and the 617 naming ZoomInfo. In those answers ZoomInfo took the first choice fifty-four times and Apollo.io 132.
Every model, every framing
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | ||||
| GPT-5.4 mini | | | ||||
| Gemini 3.5 Flash | | | | | | |
| Perplexity Sonar | | | | | ||
| Grok 4.20 | | | | |||
| Mistral Small | | | | |||
| DeepSeek V4 Flash | | | | | ||
| Llama 4 Maverick | | | | |||
| Qwen 3.7 Flash | | | | | | |
| Kimi K2 | | | | |||
| GLM 4.7 FlashX | | | ||||
| MiniMax M2.5 | | | ||||
| GPT-6 Luna | ||||||
| Muse Glimmer 30B | | |
Apollo.io ZoomInfo first choice named as an alternative argued againstblank: not namedEach cell is one answer, Apollo.io on the left and ZoomInfo on the right.The direct prompt
Both were the first choice
1 of 14 modelsThe answer named them together, and the judge labeled each a first choice.Apollo.io first, ZoomInfo an alternative
4 of 14 modelsZoomInfo was named in the answer but not as the choice, or not at all.ZoomInfo first, Apollo.io an alternative
4 of 14 modelsApollo.io was named in the answer but not as the choice, or not at all.Neither was the first choice, one was named
4 of 14 modelsThe answer put something else first and named one of the two as an alternative.Neither was named
1 of 14 modelsThe answer made no first choice from these two in this category.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
Apollo.io39%#1 of 20ZoomInfo2%#13 of 20Apollo.io22%#1 of 13ZoomInfo18%#2 of 13ZoomInfo23%#2 of 18Apollo.io4%#– of 18What the models said about Apollo.io
No label in this category carried a quote.
What the models said about ZoomInfo
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.
“Best for B2B GTM teams that need company and contact intelligence, technographics, and intent to run outbound and account-based motions” Claude Haiku 4.5 · direct prompt · first choice
“For most mid-market B2B companies, ZoomInfo Sales offers the best balance of coverage, ease of use, and workflow integration.” MiniMax M2.5 · direct prompt · first choice
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.