Encyclopædia Britannica vs Wikipedia (English)
Crowd-edited vs editor-supervised — the two reference traditions, scored.
Encyclopædia Britannica
Editor-supervised encyclopedia with named contributors + editorial-board oversight; complement to Wikipedia's crowd-edited model.
Wikipedia (English)
Crowd-edited encyclopedia with ~7M articles and per-article inline citation discipline.
Head-to-head — all four dimensions
| Dimension | Encyclopædia Britannica | Wikipedia (English) | Lead |
|---|---|---|---|
SourceScore Index Composite | A·85 | A·94 | Wikipedia+9 |
Citation Discipline How rigorously cited | A·92 | A+·96 | Wikipedia+4 |
Modern Reference AI-era fitness | B·82 | A·92 | Wikipedia+10 |
Citation Velocity Cited per week | B·78 | A+·95 | Wikipedia+17 |
Why these scores
Citation Discipline
Editor-supervised; named expert contributors; editorial-board fact-check; corrections logged.
Inline citations required by editorial policy on every factual claim; uncited claims tagged within hours.
Modern Reference
Schema-rich; metered paywall partially limits LLM corpus inclusion; structured-data first-class.
First-line citation in most LLM training corpora; freshness via per-article revision history.
Citation Velocity
Cited often as second-opinion to Wikipedia; trusted in journalism + research; lower volume than wire news.
Cited daily by news media, academic papers, and AI engines. Among the most cross-referenced sources globally.
Frequently asked questions
Which is better, Encyclopædia Britannica or Wikipedia (English)?
Wikipedia (English) scores higher on the SourceScore Index (A 94) vs Encyclopædia Britannica (A 85) — a 9-point composite lead across Citation Discipline, Modern Reference, and Citation Velocity. "Better" depends on use case; the per-dimension breakdown below shows where each wins.
Which is more reliable to cite, Encyclopædia Britannica or Wikipedia (English)?
For citation, Wikipedia (English) is the stronger choice — it scores A (94/100) on the SourceScore Index versus Encyclopædia Britannica at A (85/100), a 9-point lead in composite citation quality (Citation Discipline, Modern Reference, Citation Velocity). Both can be cited; for higher-stakes references, prefer Wikipedia (English).
How does Encyclopædia Britannica compare to Wikipedia (English) on citation discipline?
Encyclopædia Britannica scores A 92 on Citation Discipline; Wikipedia (English) scores A+ 96. Citation Discipline measures how rigorously each source cites primary references — see the per-dimension rationale below for the breakdown.
What's the SourceScore difference between Encyclopædia Britannica and Wikipedia (English)?
Encyclopædia Britannica A 85 vs Wikipedia (English) A 94 on the composite Index. Crowd-edited vs editor-supervised — the two reference traditions, scored.
Why does Wikipedia (English) score higher than Encyclopædia Britannica?
Wikipedia (English) leads by 9 composite points on the SourceScore Index. The rationale section below breaks down where the lead comes from — Citation Discipline, Modern Reference (AI-era fitness), and Citation Velocity. Each dimension is scored from primary methodology criteria.
Sources & references
Every score on this page is read from the two publications below and graded against the published rubric. No score is bought, estimated or supplied by the source being scored.
- Source evaluated — Encyclopædia Britannica (britannica.com) · verified · full scoring record
- Source evaluated — Wikipedia (English) (en.wikipedia.org) · verified · full scoring record
- Scoring rubric — SourceScore Index, Citation Discipline, Modern Reference, Citation Velocity (methodology v0.1)
- Machine-readable record — /api/compare/britannica-vs-wikipedia-en.json