GSK plc (GSK) vs Sanofi (SNY)

A side-by-side comparison of GSK plc and Sanofi across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 28, 2026. Differences are shown without an overall score or investment verdict.

Compare

Total returnGSK vs SNY

growth of $100 · dividends reinvested · last 10y
GSK +84.9% (+6.3%/yr)SNY +74.5% (+5.7%/yr)GSK compounded faster over this window
100150200Start $10020182020202220242026$185$175
GSK SNY

GSK vs SNY: by the numbers

  • SNY is the larger company ($107.40B vs $100.64B market cap).
  • GSK trades at the lower trailing earnings multiple (15.89 vs 80.55 P/E), one valuation lens rather than an overall verdict.
  • GSK converts more revenue to profit (14.52% vs 8.10% net margin).
  • SNY grew revenue faster over the past five years (4.96% vs 1.38% CAGR).
  • SNY pays the higher dividend yield (5.39% vs 3.61%).

Metrics side by side

Valuation

MetricGSKSNY
P/E ratio15.8980.55
Forward P/E14.03N/A
P/S ratio2.301.89
P/B ratio4.391.36
EV / EBITDA8.2010.17
FCF yield9.14%12.72%

Profitability

MetricGSKSNY
Gross margin72.71%73.01%
Operating margin20.72%14.74%
Net margin14.52%8.10%
ROE27.67%5.82%
ROIC13.95%5.42%

Dividends

MetricGSKSNY
Dividend yield3.61%5.39%
Payout ratio47.89%64.36%

Growth (annualized)

MetricGSKSNY
Revenue CAGR (5Y)1.38%4.96%
EPS CAGR (5Y)-0.71%-8.92%
FCF CAGR (5Y)-2.45%12.83%
Total return CAGR (5Y)8.59%1.38%

Frequently asked

Which has the lower trailing P/E, GSK or SNY?
GSK has the lower trailing P/E: GSK trades at 15.89 and SNY at 80.55. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, GSK or SNY?
Over the past five years, SNY grew revenue faster — GSK at a 1.38% CAGR versus SNY at 4.96%.
Does GSK or SNY pay a bigger dividend?
GSK yields 3.61% and SNY yields 5.39% based on trailing dividends and the latest price.
Is GSK or SNY more profitable?
GSK runs the higher net margin — GSK at 14.52% versus SNY at 8.10%.
How have GSK and SNY total returns compared?
Over the past 10 years, GSK delivered 6.31% and SNY delivered 5.69% 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 August 28, 2026.