2.4x
average blended ROAS for B2B companies — adjusted for long payback periods
Plexrio Benchmark 2026
28%
average LinkedIn CPL reduction with AI budget optimization
Plexrio Customer Data
73%
of B2B buyers consult AI assistants during vendor research
Forrester 2026
6mo
average B2B sales cycle — attribution must account for this window
SiriusDecisions 2025
overview
B2B marketing budget allocation carries unique complexity: long sales cycles make attribution difficult, high CPCs on LinkedIn make optimization critical, and the fastest-growing B2B acquisition channels — AI search referrals, dark social, community-led growth — have no established budget benchmarks. Most B2B marketing teams are flying blind, allocating based on last year's plan rather than current channel economics. The Marketing Budget Calculator generates an AI-powered allocation based on your specific goals, ICP, and business model.
the solution
AI-generated B2B budget allocation that accounts for long sales cycles, multi-touch attribution, and the emerging channels that your competitors are not yet investing in.
the problem
B2B marketing budgets are set annually based on last year's performance — but the fastest-growing B2B acquisition channels (AI search, dark social) did not exist last year.
the problem
Why B2B budget allocation is systematically wrong
B2B marketing faces attribution problems that make budget optimization fundamentally harder than for e-commerce. A B2B buyer might engage with 27 touchpoints across 6 months before signing a contract. LinkedIn claims the conversion from a first-touch awareness ad. Google claims it from a brand search three months later. The actual decision was influenced by a podcast mention, two Slack recommendations, and an analyst report — none of which appear in any attribution model. Without true attribution, budget allocation is educated guesswork.
the solution
What the Budget Calculator generates for B2B companies
The Budget Calculator generates a B2B-specific allocation that accounts for LTV-adjusted CAC, long payback periods, and the emerging channels that most budget templates ignore. It models your LinkedIn, Google, content, and AI search allocation together — not as separate siloed budgets.
Calculate your B2B marketing budget allocation
LTV-adjusted CAC modeling, LinkedIn optimization, and emerging channel allocation. Free.
calculate my budget →Marketing Budget Calculator
AI-powered budget allocation in 20 seconds
Enter your monthly budget and goals. Get a personalized channel allocation, ROAS projections, waste estimate, and action plan — powered by Claude AI.
faq
Common questions from b2b companies.
How should B2B companies think about LinkedIn vs Google budget split?
For enterprise B2B (ACV $50k+): LinkedIn 50-60%, Google 20-25%, content 20-25%. For mid-market B2B (ACV $10-50k): LinkedIn 35-45%, Google 30-35%, content 20-25%. For SMB B2B (ACV <$10k): Google 40-50%, LinkedIn 20-25%, content 30-35%. The Budget Calculator adjusts these splits based on your specific ACV and conversion data.
How much should B2B companies budget for content and thought leadership?
B2B content investment should be 20-30% of total marketing budget for most companies. Content compounds over time — the 30% you invest in year 1 continues earning returns in years 2-5. The common mistake is underfunding content to maximize short-term paid media spend.
Should B2B budgets include allocation for AI search optimization?
Yes — and most B2B companies are not doing this yet. A budget of $500-$1,500/month for GEO optimization (content creation, monitoring) can deliver high ROAS given the low competition and high intent of AI-referred B2B leads.
How do we handle budget allocation when attribution is broken?
Use a multi-method attribution approach: first-party ID stitching for digital touchpoints, pipeline surveys for dark social and offline influence, and incrementality testing for paid channels. The Budget Calculator generates recommendations that account for attribution uncertainty by using industry benchmarks rather than potentially misleading platform-reported data.
How should B2B marketing budgets scale with company growth?
As a general benchmark: pre-product market fit, spend minimally on paid and maximize content. At PMF to $1M ARR, invest 25-30% of revenue in marketing. At $1-10M ARR, marketing spend can moderate to 20-25% of revenue as efficiency improves. The Budget Calculator factors in your growth stage when generating recommendations.
Marketing Budget Calculator for other industries
SaaS Companies
SaaS marketing teams spend months debating budget allocation between LinkedIn, Google, and content — and still get it wrong because they are using last quarter's data.
→ calculate their budget →Marketing Agencies
Agencies manage 20 client budgets with 2 analysts — and most budget recommendations are based on industry templates, not real-time performance data.
→ calculate their budget →E-commerce Brands
E-commerce marketing teams are making daily budget decisions on Meta and Google without the data infrastructure to know what is actually working.
→ calculate their budget →Calculate your B2B marketing budget allocation
LTV-adjusted CAC modeling, LinkedIn optimization, and emerging channel allocation. Free.
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