VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
Diageo plc vs Sanofi
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Diageo plc
DGE · London Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Sanofi
SAN · Euronext Paris
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Comparison highlights
- Moat score gap: Diageo plc leads (77 / 100 vs 74 / 100 for Sanofi).
- Segment focus: Diageo plc has 3 segments (76% in Spirits); Sanofi has 3 segments (79.8% in Pharma (Prescription Medicines)).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: Diageo plc has 3 moat types across 2 domains; Sanofi has 5 across 3.
Primary market context
Diageo plc
Spirits
Branded premium spirits (whisky, tequila, vodka, gin, rum, liqueurs)
Global
Consumers via off-trade retailers and on-trade outlets; distributors/wholesalers and key accounts
Brand owner and producer with route-to-market execution
76%
Sanofi
Pharma (Prescription Medicines)
Branded prescription pharmaceuticals (immunology, rare disease, neurology, oncology, general medicines)
Global
Patients via payers/providers and channel partners (wholesalers, pharmacies, hospitals)
Research-based drug developer, manufacturer, and marketer
79.8%
Side-by-side metrics
Moat coverage
Shared moat types
Diageo plc strengths
Sanofi strengths
Segment mix
Diageo plc segments
Full profile >Spirits
Oligopoly
Beer (Guinness and other beers)
Oligopoly
Ready-to-Drink (RTDs)
Competitive
Sanofi segments
Full profile >Pharma (Prescription Medicines)
Oligopoly
Vaccines
Oligopoly
Opella (Consumer Healthcare - Sanofi minority stake)
Competitive
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