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Sales intelligence and contact data · September 2026 Edition

ZoomInfo vs UpLead

Two of twelve models named ZoomInfo first on the direct prompt; zero named UpLead. Both were named by all twelve models and ZoomInfo carries 61 labels and UpLead 33, so the shares are not directly comparable.

ZoomInfo

criticized challenger

Vancouver, Washington, United States, founded 2000. Named in eighteen categories this edition.

UpLead

accepted challenger

Los Angeles, United States, founded 2017. Named in four categories this edition.

First-choice share17%5%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate44%3%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#3A position in a field of 13; printed, not drawn.
Labels6133A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, ZoomInfo reading right to left. Rank and label count are printed, not drawn.Apollo.io was named alongside these two in eleven of the twelve direct answers. Apollo.io vs ZoomInfo · Apollo.io vs UpLead

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 sales intelligence and contact data page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
ZoomInfoFirst choices, of twelve modelsUpLead
Direct207 against ZoomInfo
Paraphrase104 against ZoomInfo
Comparative80
Budget-constrained025 against ZoomInfo · 1 against UpLead
Scale-constrained401 against ZoomInfo
Negative0110 against ZoomInfo
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.

The direct prompt

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

ZoomInfo first, UpLead an alternative

2 of 12 modelsUpLead was named in the answer but not as the choice, or not at all.
GPT-5.4 miniApollo.io, ZoomInfo alternatives: Cognism
Llama 4 MaverickZoomInfo alternatives: Cognism, Salesloft, UpLead

Neither was the first choice, one was named

9 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5Apollo.io alternatives: Amplemarket, Lead411, ZoomInfo
Gemini 3.5 FlashApollo.io alternatives: Clay, Cognism, UpLead
Perplexity SonarApollo.io alternatives: Cognism, UpLead
Grok 4.1 FastApollo.io alternatives: Cognism, Lead411, UpLead
Mistral SmallApollo.io alternatives: Cognism, Lusha, Salesmotion, UpLead
DeepSeek V4 FlashApollo.io alternatives: Cognism, Lusha, ZoomInfo
Qwen 3.7 FlashApollo.io alternatives: HubSpot Breeze Intelligence, Lusha, ZoomInfo
Kimi K2Apollo.io alternatives: Cognism, UpLead
GLM 4.7 FlashXApollo.io alternatives: Lusha, UpLead

Neither was named

1 of 12 modelsThe answer made no first choice from these two in this category.
MiniMax M2.5Apollo.io alternatives: 6sense, Cognism, Lead411, LinkedIn Sales Navigator

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
Level: the same share of first choices.
ZoomInfo0%#10 of 10
UpLead0%#4 of 10
The full small business standing →
Mid-marketThe figures above
ZoomInfo leads by twelve points.
ZoomInfo17%#2 of 13
UpLead5%#3 of 13
The full mid-market standing →
Enterprise
ZoomInfo leads by sixty-seven points.
ZoomInfo67%#1 of 11
UpLead0%#– of 11
The full enterprise standing →

What the models said about ZoomInfo

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

“ZoomInfo is a B2B data and GTM platform that provides verified contact data on 500M contacts... It is a comprehensive platform that offers a wide range of features” Llama 4 Maverick · scale prompt · first choice
“the best choice is usually: ZoomInfo if you want the strongest all-around enterprise-grade contact data, intent data, and sales intelligence” GPT-5.4 mini · direct prompt · first choice
“ZoomInfo - Known for its comprehensive contact data and intent signals, making it a popular choice for mid-market and enterprise teams.” Llama 4 Maverick · direct prompt · first choice

What the models said about UpLead

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

“UpLead at scale — strong quality, but ~$0.44/contact is expensive compared to Apollo's ~$0.11–$0.16.” DeepSeek V4 Flash · budget prompt · soft negative
“UpLead is the most budget-friendly option for mid-market teams that want data quality assurance without an enterprise contract.” Claude Haiku 4.5 · budget prompt · first choice
“95% accuracy guarantee with credit refunds for bounced emails; transparent pricing” Kimi K2 · negative prompt · first choice
“the best default choice is usually UpLead or Apollo” GPT-5.4 mini · budget prompt · first choice
Also compared
Apollo.io vs ZoomInfoApollo.io vs UpLeadThe full sales intel standing

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