GTM AI Index
Index Marketing Paid ads › Google Ads vs LinkedIn Campaign Manager
Search and social advertising platforms · September 2026 Edition

Google Ads vs LinkedIn Campaign Manager

Three of twelve models named Google Ads first on the direct prompt; two named LinkedIn Campaign Manager. Google Ads was named by twelve of the twelve models and LinkedIn Campaign Manager by ten and Google Ads carries 31 labels and LinkedIn Campaign Manager 21, so the shares are not directly comparable.

Google Ads

accepted challenger

By Google Search, United States, founded 1997. Named in seven categories this edition.

LinkedIn Campaign Manager

accepted challenger

By LinkedIn, Sunnyvale, United States, founded 2002. Named in eight categories this edition.

First-choice share10%9%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate6%5%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#3A position in a field of 13; printed, not drawn.
Labels3121A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Google Ads reading right to left. Rank and label count are printed, not drawn.Google Ads vs Optmyzr · Optmyzr vs LinkedIn Campaign Manager

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 search and social advertising platforms page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
Google AdsFirst choices, of twelve modelsLinkedIn Campaign Manager
Direct32
Paraphrase13
Comparative40
Budget-constrained20
Scale-constrained00
Negative202 against Google Ads · 1 against LinkedIn Campaign Manager
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 Google Ads and LinkedIn Campaign Manager stood in it.

Both were the first choice

2 of 12 modelsThe answer named them together, and the judge labeled each a first choice.
Mistral SmallGoogle Ads, LinkedIn Campaign Manager alternatives: 6sense, AdRoll ABM, Demandbase, HubSpot Marketing Hub, Microsoft Ads, StackAdapt
GLM 4.7 FlashXGoogle Ads, HubSpot Marketing Hub, LinkedIn Campaign Manager alternatives: 6sense, AdRoll, Influ2

Google Ads first, LinkedIn Campaign Manager not the choice

1 of 12 modelsLinkedIn Campaign Manager was named in the answer but not as the choice, or not at all.
Qwen 3.7 FlashGoogle Ads, LinkedIn Campaign Mgr alternatives: Acquisio, AdRoll ABM, Cometly, HubSpot Marketing Hub, Metadata.io

Neither was the first choice, one was named

2 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Claude Haiku 4.5AdRoll ABM alternatives: Google Ads, Marcel Digital, Meta Ads, Tinuiti
MiniMax M2.5StackAdapt alternatives: AdRoll, Google Search, HubSpot Marketing Hub, LinkedIn Campaign Manager

Neither was named

7 of 12 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniMetadata.io alternatives: AdStage, Optmyzr
Gemini 3.5 FlashMetadata.io alternatives: AdRoll ABM, HubSpot Ads, Influ2, Optmyzr
Perplexity SonarDemandbase alternatives: Metadata.io, Optmyzr, Pace
Grok 4.1 FastOptmyzr alternatives: Marin Software
DeepSeek V4 FlashHubSpot Ads alternatives: AdRoll ABM, Marin Software
Llama 4 Maverickno first choice
Kimi K2Optmyzr alternatives: HubSpot Ads Management

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
Google Ads leads by nine points.
Google Ads16%#1 of 14
LinkedIn Campaign Manager7%#5 of 14
The full small business standing →
Mid-marketThe figures above
Google Ads leads by two points.
Google Ads10%#1 of 13
LinkedIn Campaign Manager9%#3 of 13
The full mid-market standing →
Enterprise
The order flips: LinkedIn Campaign Manager leads at enterprise.
LinkedIn Campaign Manager2%#8 of 9
Google Ads0%#9 of 9
The full enterprise standing →

What the models said about Google Ads

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

“Walled gardens like Google and Meta still dominate budgets ... But they're closed systems: you see what they want you to see” Llama 4 Maverick · negative prompt · soft negative
“Transparency concerns: Limited visibility into where ads are actually appearing” MiniMax M2.5 · negative prompt · soft negative
“the dominant platform for search intent on Google; ... If you want to reach people actively searching: start with Google Ads” GPT-5.4 mini · comparative prompt · first choice
“### 1. Google Ads (Best for Search) ... Industry standard for search advertising, pay-per-click model fits limited budgets well” MiniMax M2.5 · budget prompt · first choice
“For Maximum Performance: Use Google Ads + LinkedIn natively, powered by Acquisio (search) and Metadata.io (social)” Qwen 3.7 Flash · direct prompt · first choice

What the models said about LinkedIn Campaign Manager

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

“~19.9% | 🟠 High” Qwen 3.7 Flash · negative prompt · soft negative
“For B2B Lead Gen & Brand (LinkedIn Campaign Manager): ... LinkedIn remains the highest-quality network for B2B demographic targeting” Qwen 3.7 Flash · paraphrase prompt · first choice
Also compared

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.