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Marketing consultancy vs agency

Agencies and consultancies both run marketing, but they are built differently. One sells you a team and bills for activity. The other sells you senior thinking and owns the result. Here is the honest version, including where an agency is the better call.

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Side by side

The honest comparison.

Marketing consultancy vs agency comparison table
Dimension	Betts & Burton (consultancy)	Typical agency
Who does the work	The two senior partners who sold you the brief.	A senior pitches, then juniors and account managers deliver.
What you pay for	Outcomes and senior judgement, scoped to a problem.	Retainer hours and deliverable volume.
Accountability	Measured against qualified pipeline and revenue.	Often measured against impressions, clicks and MQLs.
Channel coverage	Strategy, paid, web, CRM and reporting under one roof.	Strong in one channel, weaker across the funnel.
Speed to value	Senior decisions in week one, no onboarding ramp.	Weeks of onboarding before senior input lands.
Cost base	No account management layer to fund.	You fund overhead, office and bench time.

The verdict

Which should you pick?

If you need senior people who own the number and work across the whole funnel, a consultancy wins. If you need high-volume execution in a single channel with a big team behind it, a specialist agency can be the better fit.

Best for

Pick by your situation.

Consultancy

Scale-ups and mid-market teams that need senior strategy plus hands-on delivery, measured on pipeline.

Agency

Brands needing large-scale production or always-on execution in one channel, with internal marketing leadership already in place.

FAQ

Marketing consultancy vs agency, answered.

Not usually, once you compare like for like. You pay for fewer, more senior hours and skip the account-management overhead, so cost per outcome is often lower even if the day rate looks higher.

Often, yes. Some clients move fully to us. Others keep an agency for execution and use us for strategy and senior oversight. Both work.

We execute. We build the campaigns, pages, CRM and reporting ourselves. Advice without delivery is where most consultancies lose the plot.

More comparisons

Other ways to compare

Fractional CMO vs agency

Fractional CMO or marketing agency? Compare leadership, execution, cost and accountability to choose the right model for your B2B or B2C growth.

In-house vs outsourced marketing

Build an in-house marketing team or outsource to a consultancy? Compare cost, speed, seniority and risk for B2B and B2C growth-stage companies.

Let’s talk

Not sure which model fits?

Book a 30-minute discovery call. We will tell you honestly whether a consultancy, an agency or a hire is the right call.

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