VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
Baidu, Inc. vs CoStar Group, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Baidu, Inc.
9888 · The Stock Exchange of Hong Kong Limited
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Baidu, Inc.'s moat claims, evidence, and risks.
View 9888 analysisCoStar Group, Inc.
CSGP · 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 CoStar Group, Inc.'s moat claims, evidence, and risks.
View CSGP analysisComparison highlights
- Moat score gap: CoStar Group, Inc. leads (75 / 100 vs 71 / 100 for Baidu, Inc.).
- Segment focus: Baidu, Inc. has 4 segments (54.5% in Online Marketing (Search & Feed Ads)); CoStar Group, Inc. has 6 segments (39% in Multifamily (Apartments.com Network)).
- Primary market structure: Quasi-Monopoly vs Oligopoly. Pricing power: Moderate vs Strong.
- Moat breadth: Baidu, Inc. has 10 moat types across 4 domains; CoStar Group, Inc. has 9 across 4.
Primary market context
Baidu, Inc.
Online Marketing (Search & Feed Ads)
Chinese-language search and feed-based online marketing services
Mainland China
Advertisers (SMEs and larger enterprises) buying performance-based and feed ads
Search + feed platform operator / ad marketplace
54.5%
CoStar Group, Inc.
Multifamily (Apartments.com Network)
Online multifamily rental marketplaces and advertising
United States
Two-sided (renters + property managers/owners)
Marketplace (subscription advertising + workflow tools)
39%
Side-by-side metrics
Moat coverage
Shared moat types
Baidu, Inc. strengths
CoStar Group, Inc. strengths
Segment mix
Baidu, Inc. segments
Full profile >Online Marketing (Search & Feed Ads)
Quasi-Monopoly
AI Cloud (IaaS/PaaS/SaaS + GenAI APIs)
Oligopoly
Intelligent Driving & Other Growth Initiatives
Oligopoly
iQIYI (Online Entertainment)
Oligopoly
CoStar Group, Inc. segments
Full profile >CoStar (commercial real estate info & analytics)
Oligopoly
Information Services (lease management software + international info)
Competitive
Multifamily (Apartments.com Network)
Oligopoly
LoopNet (commercial property marketing marketplace)
Oligopoly
Residential (Homes.com + OnTheMarket)
Oligopoly
Other Marketplaces (Ten-X, Land.com, BizBuySell, etc.)
Competitive
Want the full wide moat stocks list?
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View the moat stocks listCuration & 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.