📊 Scrum.org vs Scrum Alliance

PSPO II vs CSM®

Professional Scrum Product Owner II (Scrum.org) and Certified ScrumMaster (Scrum Alliance) (Scrum Alliance) cover different bodies of knowledge. Here's how they compare side by side — and how to pick the one that fits your role.

Side-by-side comparison

The fastest way to see which credential fits your experience and goals.

  PSPO IIProfessional Scrum Product Owner II CSM®Certified ScrumMaster (Scrum Alliance)
LevelAdvancedFoundation
Exam length1h 0m1h 0m
Questions (real exam)~40~50
Pass mark85%74%
In a sentenceAdvanced product ownership — vision, value, evidence.The classic Scrum Master certification.
Free practice106 sample questions149 sample questions

Exam parameters are compiled from each vendor's official exam guide. Always confirm the current format, eligibility and fees on the official Scrum.org and Scrum Alliance site before booking. ExamDeck is an independent study tool and is not affiliated with Scrum.org or Scrum Alliance.

Cost, study time and renewal

Figures as published by each vendor, transcribed on the date shown. Where a vendor prices differently for members, both prices are listed.

  PSPO IIfacts as of August 2026 CSM®facts as of August 2026
Fees
Exam attempt: $250 (verify on scrum.org)
Course requirement: None — self-study allowed
Renewal: None — valid for life
CSM course (required): ~$250–1,500+ — set by trainer; incl. exam + 2 attempts
Extra retake: $25
Membership: 2 years included
Renewal (every 2 yrs): 20 SEUs + $100
Study timecommonly reported 1–2 months of part-time prep for experienced Product Ownersthe 14–16-hour course itself; attentive participants typically pass right after it
RenewalNone — valid for lifeEvery 2 years — 20 Scrum Education Units (SEUs) plus a $100 renewal fee
Entry requirementNo formal prerequisites — PSPO I is not required but strongly recommended.Completion of a CSM course from a Scrum Alliance Certified Scrum Trainer is required — 16 hours in person or 14 hours live-online. No self-study path exists.
Body of knowledgethe Scrum Guide (2020) and Scrum.org's Product Owner Learning Paththe Scrum Guide (2020) and Scrum Alliance CSM Learning Objectives
Full fact pages PSPO II cost · format · eligibility CSM® cost · format · eligibility

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PSPO II vs CSM® — questions, answered

What is the difference between PSPO II and CSM®?

PSPO II (Professional Scrum Product Owner II) is a Scrum.org advanced credential, while CSM® (Certified ScrumMaster (Scrum Alliance)) comes from Scrum Alliance (foundation). They cover different bodies of knowledge, so the choice depends on the role you're aiming for rather than difficulty alone.

Which is harder, PSPO II or CSM®?

The PSPO II exam runs about 1h 0m with ~40 questions; the CSM® exam runs about 1h 0m with ~50 questions. The more senior credential generally demands more applied, scenario-based judgement.

Can I practice both PSPO II and CSM® for free?

Yes. A free account gets 6 sample questions in study mode for each of PSPO II and CSM®, with an explanation for every option, plus a 10-question diagnostic for each. No credit card required.

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