Valuation Basics
DCF Versus EBITDA Multiples in UK SME Valuation
Two methods, two purposes. Here is when DCF earns the lead role and when an EBITDA multiple is the more honest answer.
Discounted cash flow is the textbook gold standard. The EBITDA multiple is what buyers actually offer on. For most UK SMEs the right answer uses both: the multiple anchors the range against real deals, the DCF tests whether the implied growth and risk story stacks up. This guide explains where each method earns its place, where each one misleads, and how a defensible report reconciles them.
What DCF actually models
EBITDA multiples price most UK SMEs between 3x and 8x using comparable transactions; DCF prices the same business off five-to-ten-year cash flow projections discounted at a 12 to 18 percent cost of capital. Free cash flow is operating cash after tax, capital expenditure, and working-capital movements. The discount rate is built from a risk-free rate, an equity risk premium, a size premium for SMEs, and a company-specific risk adjustment.
The output is intellectually satisfying because it ties value directly to the cash the buyer will actually receive. The weakness is sensitivity: a one-percentage-point change in the discount rate or terminal growth rate can move the answer by 20 to 30%. Garbage in, very confident-looking garbage out.
What an EBITDA multiple actually does
A multiple is a shortcut for a DCF that hundreds of comparable buyers have already done. When private equity says 'we pay 6x EBITDA for this kind of business', they are saying that, across their portfolio experience and target IRR, that multiple is the cash-out-in-X-years they need. The multiple bakes in market discipline that an internal DCF spreadsheet cannot.
The weakness is that the multiple does not adjust for unusual growth profiles. A business with EBITDA growing 30% a year for the next three years is worth materially more than a flat-EBITDA business on the same trailing number. DCF captures that; a trailing multiple does not.
When DCF earns the lead
DCF should lead when growth is non-linear: a software business approaching scale, a clinic chain mid-roll-out, an infrastructure asset with a long contracted cash profile. It also leads for early-stage, pre-profit, or recovering businesses where last year's EBITDA is genuinely unrepresentative.
We also lean on DCF for capital-intensive businesses where reinvestment swings cash dramatically from accounting profit. A logistics business spending £2m a year on fleet renewal looks great on EBITDA and average on free cash; the buyer pays for the cash, not the accounting line.
When the multiple is the more honest number
For a mature, owner-managed business with stable trading, 3 to 8% organic growth, and no transformational story, the multiple is the more honest answer. It reflects what real buyers have actually paid in the last 24 months for comparable assets. Layering a sophisticated DCF on top is academic theatre that gives the seller false confidence.
It is also the right anchor whenever a deal needs to clear due diligence by a trade buyer or PE house. Those buyers will rebuild their own DCF, but their offer will land back at a multiple of EBITDA. Selling on a DCF that the buyer rejects wastes 6 to 9 months of process.
How a defensible report reconciles the two
A well-built valuation report runs both. The multiple gives the headline range. The DCF, populated with the seller's own three-year forecast and a sensible terminal, gives the implied IRR a buyer would earn at that range. If the DCF says the buyer earns a 22% IRR at the top of the multiple range, the top is realistic. If the DCF says they earn 8%, the top is too high and the seller is about to be disappointed.
The reconciliation is also the seller's negotiating brief. When a buyer offers below the multiple range, the seller can point to the DCF-implied IRR and show the buyer is taking too much margin. When a buyer offers within the range but heavily back-end loaded, the seller can re-rate the DCF for the time-value cost of deferred consideration.
Asset-based valuation as the third leg
For property-rich, investment-holding, or wind-down businesses, neither DCF nor multiples is appropriate. A net asset valuation, marking property to current market and stock to net realisable value, is the right floor. For trading businesses with significant freehold property, we present an enterprise value on EBITDA multiple plus property at market value, separating the trading from the real-estate components.
Key takeaways
- Multiples reflect what buyers pay; DCF reflects what they should pay.
- Use DCF for non-linear growth and capex-heavy businesses.
- Use multiples for mature trading SMEs with stable cash.
- Reconcile both methods; explain any gap with growth or risk evidence.
Frequently asked questions
Which method gives the highest valuation?
Usually DCF if growth is strong and the discount rate is generous; usually the EBITDA multiple if growth is modest. Neither is right; the right number is where both methods agree, or where the deviation is fully explained by genuine growth or risk factors.
Why do banks use DCF and PE use multiples?
Banks model debt service over a fixed horizon, which DCF captures cleanly. PE benchmarks against portfolio deals, which multiples capture cleanly. Each method serves the buyer's own decision logic; sellers need both to negotiate intelligently.
Can DCF justify a higher price than buyers will pay?
Yes, often. A DCF with optimistic terminal growth or a low discount rate produces numbers no real buyer will offer. The discipline of a multiple range stops this. We run both precisely to keep sellers grounded.
How long should the DCF forecast period be?
Five years for most trading SMEs, ten for infrastructure or long-contract businesses. Beyond ten years, terminal value dominates and the analysis is no more accurate than a multiple.
What discount rate do you use for UK SMEs?
Typically 14 to 22% post-tax, depending on size, sector risk, customer concentration, and forecast confidence. Quoted rates below 10% almost always understate SME-specific risk and produce inflated values.
When is asset-based valuation the right method?
When the business is property-heavy, holding investments, in wind-down, or where the going-concern earnings stream is weaker than the realisable asset base. Otherwise it is a cross-check, not the lead method.
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