Quest Diagnostics Incorporated (DGX) vs Zoetis Inc. (ZTS)

A side-by-side comparison of Quest Diagnostics Incorporated and Zoetis Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 13, 2026. Differences are shown without an overall score or investment verdict.

Compare

Total returnDGX vs ZTS

growth of $100 · dividends reinvested · last 10y
DGX +251.0% (+13.4%/yr)ZTS +58.8% (+4.7%/yr)DGX compounded faster over this window
100200300400500Start $10020182020202220242026$351$159
DGX ZTS

DGX vs ZTS: by the numbers

  • ZTS is the larger company ($30.78B vs $27.29B market cap).
  • ZTS trades at the lower trailing earnings multiple (12.09 vs 26.25 P/E), one valuation lens rather than an overall verdict.
  • ZTS converts more revenue to profit (27.49% vs 9.19% net margin).
  • ZTS grew revenue faster over the past five years (5.13% vs 0.89% CAGR).
  • ZTS pays the higher dividend yield (2.85% vs 1.41%).

Metrics side by side

Valuation

MetricDGXZTS
P/E ratio26.2512.09
Forward P/E22.1011.74
P/S ratio2.363.23
P/B ratio3.639.78
EV / EBITDA16.559.62
FCF yield4.47%7.69%

Profitability

MetricDGXZTS
Gross margin33.15%70.87%
Operating margin14.14%37.00%
Net margin9.19%27.49%
ROE14.13%83.10%
ROIC8.25%21.63%

Dividends

MetricDGXZTS
Dividend yield1.41%2.85%
Payout ratio35.24%34.43%

Growth (annualized)

MetricDGXZTS
Revenue CAGR (5Y)0.89%5.13%
EPS CAGR (5Y)-3.65%11.88%
FCF CAGR (5Y)-10.89%6.81%
Total return CAGR (5Y)10.93%-17.75%

Frequently asked

Which has the lower trailing P/E, DGX or ZTS?
ZTS has the lower trailing P/E: DGX trades at 26.25 and ZTS at 12.09. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, DGX or ZTS?
Over the past five years, ZTS grew revenue faster — DGX at a 0.89% CAGR versus ZTS at 5.13%.
Does DGX or ZTS pay a bigger dividend?
DGX yields 1.41% and ZTS yields 2.85% based on trailing dividends and the latest price.
Is DGX or ZTS more profitable?
ZTS runs the higher net margin — DGX at 9.19% versus ZTS at 27.49%.
How have DGX and ZTS total returns compared?
Over the past 10 years, DGX delivered 13.51% and ZTS delivered 4.74% annualized total return. Past performance doesn't predict future results.

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified September 13, 2026.