How We Ranked These
This ranking is based on four factors: exam format (question count, time limit, passing score), breadth of topics covered, depth of knowledge required, and feedback from candidates who have taken the exams. AWS does not publish official pass rates, so difficulty assessments are based on community data, forums, and our own experience preparing for these certifications.
Keep in mind that perceived difficulty is highly personal. A networking engineer will find Advanced Networking easier than Solutions Architect, while a developer will have the opposite experience. This ranking represents the average difficulty for a generalist IT professional.
The Full Ranking
Here are all 12 AWS certifications ranked from easiest to hardest, with key data points for each.
| Rank | Certification | Level | Questions | Time | Pass Score | Difficulty |
|---|---|---|---|---|---|---|
| 1 | Cloud Practitioner (CLF-C02) | Foundational | 65 | 90 min | 70% | Easy |
| 2 | AI Practitioner (AIF-C01) | Foundational | 65 | 120 min | 70% | Easy |
| 3 | Developer Associate (DVA-C02) | Associate | 65 | 130 min | 72% | Medium |
| 4 | SysOps Administrator (SOA-C03) | Associate | 65 | 130 min | 72% | Medium |
| 5 | Solutions Architect Associate (SAA-C03) | Associate | 65 | 130 min | 72% | Medium |
| 6 | Data Engineer Associate (DEA-C01) | Associate | 65 | 130 min | 72% | Medium |
| 7 | ML Engineer Associate (MLA-C01) | Associate | 65 | 130 min | 72% | Medium-Hard |
| 8 | Security Specialty (SCS-C03) | Specialty | 65 | 170 min | 75% | Hard |
| 9 | Advanced Networking Specialty (ANS-C01) | Specialty | 65 | 170 min | 75% | Hard |
| 10 | DevOps Engineer Professional (DOP-C02) | Professional | 75 | 180 min | 75% | Hard |
| 11 | GenAI Developer Professional (AIP-C01) | Professional | 65 | 130 min | 75% | Hard |
| 12 | Solutions Architect Professional (SAP-C02) | Professional | 75 | 180 min | 75% | Very Hard |
1-2: The Foundational Exams (Easy)
The Cloud Practitioner and AI Practitioner are by far the easiest AWS certifications. They test breadth over depth — you need to know what dozens of services do, but you do not need to know how to configure them or troubleshoot them.
The Cloud Practitioner (CLF-C02) is the more general of the two. It covers all of AWS at a surface level: compute, storage, networking, security, billing. Most questions are straightforward and test basic knowledge like "What AWS service is used for object storage?" (S3) or "What is the Shared Responsibility Model?"
The AI Practitioner (AIF-C01) is slightly newer and more focused. It covers Amazon Bedrock, SageMaker basics, generative AI concepts, prompt engineering, and responsible AI. If you work in tech, the concepts will feel familiar even if you have not used AWS's specific AI services. The extra 30 minutes of exam time (120 min vs 90 min) makes time pressure a non-issue.
Both exams have a 70% passing threshold and 65 questions. With 2-4 weeks of study, most candidates pass on their first attempt.
3-7: The Associate Exams (Medium)
The associate tier is where the exams start requiring real technical knowledge. You need to understand how services are configured, how they interact, and how to choose between similar services for different scenarios.
The Developer Associate (DVA-C02) is the easiest associate exam for most people because it focuses on a narrower set of services. If you write code that interacts with AWS (Lambda, API Gateway, DynamoDB, SQS, SNS), you already know 60% of the material.
The SysOps Administrator (SOA-C03) is similar in difficulty but focuses on operations: monitoring with CloudWatch, deployment automation, security compliance, and troubleshooting. It also includes lab-style questions where you perform tasks in a simulated AWS console, which adds a practical dimension that other exams lack.
The Solutions Architect Associate (SAA-C03) is the most popular AWS certification and covers the broadest range of services at the associate level. The questions focus on designing architectures that are resilient, secure, performant, and cost-optimized. Many people find it slightly harder than DVA or SOA because it requires thinking about entire systems rather than individual services.
The Data Engineer Associate (DEA-C01) and ML Engineer Associate (MLA-C01) are more specialized and niche. The Data Engineer exam tests Glue, Redshift, Kinesis, Lake Formation, and data pipeline design. The ML Engineer exam covers SageMaker, feature engineering, model deployment, and MLOps. These are medium difficulty for people in those fields but can feel very hard if the domain is unfamiliar.
8-12: Professional and Specialty (Hard to Very Hard)
These exams are in a different league. The questions are longer, the scenarios are more complex, and the answers are often all plausible — you need to pick the "most correct" one based on subtle requirements.
The Security Specialty (SCS-C03) and Advanced Networking Specialty (ANS-C01) are deep dives into specific domains. Security covers IAM policies, encryption strategies, incident response, and compliance at an expert level. Advanced Networking covers VPC design, Transit Gateway, Direct Connect, hybrid DNS, and network troubleshooting. These are hard for generalists but manageable for specialists in those areas.
The DevOps Engineer Professional (DOP-C02) tests your ability to design and manage CI/CD pipelines, infrastructure as code, monitoring systems, and automated remediation at scale. Every question involves multi-service scenarios with specific constraints.
The Generative AI Developer Professional (AIP-C01) is relatively new and targets developers building production GenAI applications. It covers RAG patterns, model fine-tuning, evaluation metrics, and Bedrock APIs. The difficulty comes from the novelty of the field — there are fewer study resources and less community experience to draw from.
The Solutions Architect Professional (SAP-C02) is widely considered the hardest AWS exam. It has 75 questions in 3 hours, and almost every question describes a complex multi-account, multi-region scenario with specific business requirements. You need to evaluate migration strategies, cost optimization across services, organizational structures with AWS Organizations, and edge cases in service behavior. Most people who pass report studying for 2-4 months.
What Actually Makes an Exam Hard?
Three things separate hard AWS exams from easy ones.
Question complexity: Foundational exams ask "what does this service do?" Associate exams ask "which service should you use for this scenario?" Professional exams ask "given these 5 constraints and this existing architecture, what is the best way to achieve this outcome while minimizing cost and maintaining compliance?"
Answer similarity: On easy exams, the wrong answers are clearly wrong. On hard exams, all four options could work — the question is which one is the BEST choice given the specific requirements. This requires understanding tradeoffs, not just knowing what services exist.
Time pressure: Professional exams give you about 2.4 minutes per question. The questions are long (sometimes 200+ words), and you need to read them carefully to catch constraints like "the company requires single-digit millisecond latency" or "the solution must work across all AWS regions." Rushing leads to misreading requirements and picking suboptimal answers.
Does Difficulty Correlate with Value?
Generally yes, but not always. The Solutions Architect Professional and DevOps Engineer Professional are both high-difficulty and high-value — they are among the highest-paying IT certifications globally.
However, the Cloud Practitioner (easiest exam) is also extremely valuable for career changers and non-technical professionals. And specialty certifications like Advanced Networking are very hard but only valuable if you work in that specific domain.
The best approach is to choose certifications based on career relevance first and worry about difficulty second. A relevant medium-difficulty certification will serve you better than a hard certification in an unrelated field.