VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, January 7, 2026
Stock Comparison
Diageo plc vs Transurban Group
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.
Transurban Group
TCL · Australian Securities Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Transurban Group's moat claims, evidence, and risks.
View TCL analysisComparison highlights
- Moat score gap: Transurban Group leads (91 / 100 vs 77 / 100 for Diageo plc).
- Segment focus: Diageo plc has 3 segments (76% in Spirits); Transurban Group has 4 segments (49.5% in Sydney toll roads).
- Primary market structure: Oligopoly vs Quasi-Monopoly. Pricing power: Strong vs Moderate.
- Moat breadth: Diageo plc has 3 moat types across 2 domains; Transurban Group has 3 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%
Transurban Group
Sydney toll roads
Urban toll-road concessions (Sydney)
Sydney, New South Wales, Australia
Motorists and commercial fleet operators
Concessionaire / operator and developer
49.5%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Diageo plc strengths
Transurban Group strengths
Segment mix
Diageo plc segments
Full profile >Spirits
Oligopoly
Beer (Guinness and other beers)
Oligopoly
Ready-to-Drink (RTDs)
Competitive
Transurban Group segments
Full profile >Sydney toll roads
Quasi-Monopoly
Melbourne toll roads
Quasi-Monopoly
Brisbane toll roads
Quasi-Monopoly
North America managed lanes and concessions
Quasi-Monopoly
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This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.