What's the real difference?
An agency sells you a team, a process, and coverage across many services at once. A consultant sells you direct access to one person who does the strategic thinking and often the hands-on setup themselves. You're trading breadth for depth, and a layer of account management for direct accountability.
When a full-service agency makes more sense
- You need coverage across many channels at once and don't have the internal capacity to coordinate a handful of freelancers yourself
- Your business is large enough that a bench of specialists (not one person) is genuinely needed
- You want a single point of contact who abstracts away the individual specialists behind the scenes
When a specialist consultant makes more sense
- You want the person quoting the work to be the person actually doing it, not someone junior who gets handed the account after the sale
- Your priority right now is one specific fix — tracking, attribution, lead response — not a broad retainer
- You'd rather pay for judgment on a smaller number of decisions than for process across a large one
The question isn't which model is better. It's whether you're buying coverage or buying direct accountability — and which one your actual problem needs.