VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Sunday, January 11, 2026
Stock Comparison
Automatic Data Processing, Inc. vs Auto Trader Group plc
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Automatic Data Processing, Inc.
ADP · NASDAQ
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Automatic Data Processing, Inc.'s moat claims, evidence, and risks.
View ADP analysisAuto Trader Group plc
AUTO · London Stock 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 Auto Trader Group plc's moat claims, evidence, and risks.
View AUTO analysisComparison highlights
- Moat score gap: Auto Trader Group plc leads (96 / 100 vs 71 / 100 for Automatic Data Processing, Inc.).
- Segment focus: Automatic Data Processing, Inc. has 2 segments (67.5% in Employer Services); Auto Trader Group plc has 2 segments (93.3% in Autotrader (UK automotive marketplace & data platform)).
- Primary market structure: Oligopoly vs Quasi-Monopoly. Pricing power: Moderate vs Strong.
- Moat breadth: Automatic Data Processing, Inc. has 7 moat types across 4 domains; Auto Trader Group plc has 4 across 2.
Primary market context
Automatic Data Processing, Inc.
Employer Services
Payroll processing and cloud HCM (HR, time, talent, tax, benefits) software and outsourcing
Global
Businesses (SMB to large enterprise)
SaaS and managed services provider
67.5%
Auto Trader Group plc
Autotrader (UK automotive marketplace & data platform)
UK digital automotive marketplace (new & used) with retailer advertising/data products
United Kingdom
Consumers, vehicle retailers, OEMs/advertising agencies
Two-sided marketplace + advertising/data & workflow tools
93.3%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Automatic Data Processing, Inc. strengths
Auto Trader Group plc strengths
Segment mix
Automatic Data Processing, Inc. segments
Full profile >Employer Services
Oligopoly
Professional Employer Organization (PEO) Services
Competitive
Auto Trader Group plc segments
Full profile >Autotrader (UK automotive marketplace & data platform)
Quasi-Monopoly
Autorama (vehicle leasing marketplace)
Competitive
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View expansion-stage stocksCuration & Accuracy
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.