VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Thursday, January 8, 2026
Stock Comparison
Baidu, Inc. vs Duolingo, 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 analysisDuolingo, Inc.
DUOL · 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 Duolingo, Inc.'s moat claims, evidence, and risks.
View DUOL analysisComparison highlights
- Moat score gap: Baidu, Inc. leads (71 / 100 vs 68 / 100 for Duolingo, Inc.).
- Segment focus: Baidu, Inc. has 4 segments (54.5% in Online Marketing (Search & Feed Ads)); Duolingo, Inc. has 2 segments (93.9% in Duolingo App).
- Primary market structure: Quasi-Monopoly vs Competitive. Pricing power: Moderate vs Moderate.
- Moat breadth: Baidu, Inc. has 10 moat types across 4 domains; Duolingo, Inc. has 6 across 3.
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%
Duolingo, Inc.
Duolingo App
Mobile-first, freemium language learning and adjacent subjects (math, music)
Global
Consumers (end-users); advertisers
Digital learning platform / content & software publisher
93.9%
Side-by-side metrics
Moat coverage
Shared moat types
Baidu, Inc. strengths
Duolingo, 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
Duolingo, Inc. segments
Full profile >Duolingo App
Competitive
Duolingo English Test
Oligopoly
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View the moat stocks listLooking for expansion-stage stocks?
Proven models entering the expansion stage with unit economics that work.
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.