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    Price-to-Earnings vs EV/EBITDA

    P/E values just the equity slice using bottom-line net income, so it moves with leverage and taxes. EV/EBITDA values the whole business (debt + equity) using pre-interest, pre-tax operating cash flow, so it strips out financing differences. Use EV/EBITDA to compare operations; use P/E to gauge equity returns.

    Definition

    Price-to-Earnings vs EV/EBITDA is the comparison between the two most common valuation multiples: the P/E ratio, an equity multiple that divides share price (or equity value) by net income (or EPS) and is therefore affected by capital structure and taxes, versus EV/EBITDA, an enterprise value multiple that divides enterprise value by EBITDA and is capital-structure neutral. The core distinction is whether the multiple measures value to equity holders only or to all capital providers.

    Formula

    P/E = Equity Value / Net Income = Share Price / EPS; EV/EBITDA = Enterprise Value / EBITDA

    Equity Value / Share Price

    Value attributable to shareholders only — the numerator of P/E

    Net Income / EPS

    After-interest, after-tax profit to equity — the denominator of P/E

    Enterprise Value

    Value to all capital providers (debt + equity, net of cash) — the numerator of EV/EBITDA

    EBITDA

    Pre-interest, pre-tax operating cash proxy — the denominator of EV/EBITDA

    What each multiple includes

    P/E sits at the bottom of the income statement: net income is after interest expense and after taxes, so the P/E ratio reflects the company's specific capital structure and tax situation. EV/EBITDA sits higher up: EBITDA is before interest, taxes, depreciation, and amortization, and enterprise value covers both debt and equity holders — so the multiple isolates the operating performance of the business regardless of how it's financed. A simple rule: numerator and denominator must match. P/E pairs an equity-value numerator (price) with an equity-level denominator (net income); EV/EBITDA pairs an enterprise-value numerator with a pre-financing denominator. Mixing them — e.g., EV/Net Income — is wrong because EV belongs to all capital providers but net income belongs only to equity.

    Why leverage is the deciding factor

    Two companies with identical operations but different debt loads will show different P/E ratios — the levered one has higher interest expense and lower net income, distorting the multiple — but the same EV/EBITDA, because EBITDA is measured before interest and EV adds the debt back. This is exactly why bankers default to EV/EBITDA for comparing companies across a sector: it neutralizes financing choices and lets you compare the underlying businesses. P/E is more useful when you specifically care about returns to shareholders, in financial-sector valuation (where EBITDA is meaningless because interest is operating revenue), or for a quick equity-investor lens.

    When to use each

    Use EV/EBITDA for cross-company operational comparison, M&A and LBO analysis (the acquirer assumes the whole capital structure), and capital-intensive or differently-levered sectors. Use P/E for financial institutions (banks, insurers), for stable companies where net income is meaningful, and when assessing the equity story directly. In practice you show both. EV/EBITDA's weakness is that it ignores capex and D&A (so it flatters capital-heavy firms); P/E's weakness is that it's distorted by leverage, one-time items, and non-cash tax effects, and it can't be used when earnings are negative.

    Worked Example — With Real Numbers

    Company A and Company B have identical operations: EBITDA of $100M each. A is unlevered; B carries $300M of debt at 6% interest ($18M interest expense). Both have a 25% tax rate and $40M of D&A. A's pre-tax income = $100M − $40M = $60M; net income = $45M. B's pre-tax income = $60M − $18M = $42M; net income = $31.5M. Suppose A's equity value is $750M (P/E = 16.7x) and enterprise value is $750M (EV/EBITDA = 7.5x). B's equity value is $450M plus $300M debt = $750M EV, so EV/EBITDA = 7.5x — identical to A. But B's P/E = $450M / $31.5M = 14.3x, different from A's 16.7x. Same business, same EV/EBITDA, different P/E — driven entirely by leverage.

    Key Takeaways

    1

    P/E is an equity multiple (price ÷ net income); EV/EBITDA is an enterprise multiple (EV ÷ EBITDA).

    2

    P/E is affected by capital structure and taxes; EV/EBITDA is capital-structure neutral.

    3

    Match numerator to denominator: equity value with net income, enterprise value with EBITDA.

    4

    EV/EBITDA is the default for comparing operations across differently-levered companies and for M&A/LBO.

    5

    P/E is preferred for financial institutions and when you specifically want the equity-holder return lens.

    How Interviewers Test This

    A top-asked question: 'Why might two identical companies have the same EV/EBITDA but different P/E ratios?' Answer: leverage. The more levered company has higher interest expense and lower net income, which inflates its P/E denominator effect, but EBITDA is pre-interest and EV adds the debt back, so EV/EBITDA stays the same. Always close with the matching rule — never pair EV with a post-interest metric like net income.

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