By Quick answer: Which data science certification is best in 2027?
- Start — IBM Data Science or Google Advanced Data Analytics.
- Core skill — Andrew Ng's Machine Learning Specialization plus Kaggle practice.
- Proctored proof — Microsoft DP-100; Databricks GenAI for LLM work.
- Communicate — PL-300 or Tableau, because results must be shown.
Key takeaways
- Data science hiring rewards portfolios: notebooks, models and the decisions behind them.
- Pair one structured programme with continuous Kaggle practice.
- Communication skills (dashboards, write-ups) separate hired data scientists from good modellers.
Data science sits between analysis and machine learning, and its certifications reflect that. Some teach the whole pipeline from Python to models; some prove you can run ML on a cloud platform; some cover the communication side that hiring managers say candidates neglect. This list ranks the ten most useful across all three, with structured programmes first.
Ten data science options at a glance
Ranked for this reader. Costs and formats come from each issuer's own page, checked on 3 November 2026; prices change, so confirm before you book.
| # | Certification | Cost | Time | Prove it free |
|---|---|---|---|---|
| 1 | IBM Data Science Professional CertificateIBM / Coursera | Coursera plan1 | 4 months at 10 hours a week | Free test |
| 2 | Google Advanced Data Analytics Professional CertificateGoogle / Coursera | $49/mo Coursera plan2 | 6 months at 10 hours a week | Free test |
| 3 | Microsoft Azure Data Scientist Associate (DP-100)Microsoft | Exam priced by country3 | Self-paced | Free test |
| 4 | Machine Learning SpecializationDeepLearning.AI & Stanford / Coursera | $49/mo Coursera plan4 | 2 months at 10 hours a week | Free test |
| 5 | Kaggle Learn Micro-Courses (ML, Python, SQL)Kaggle (Google) | Free5 | Short micro-courses, a few hours each | Free test |
| 6 | Databricks Certified Generative AI Engineer AssociateDatabricks | $2006 | 90 minutes | Free test |
| 7 | CS50: Introduction to Computer ScienceHarvard University | Free7 | Self-paced | Free test |
| 8 | Microsoft Power BI Data Analyst (PL-300)Microsoft | Exam priced by country8 | 100 minutes; renew free every 12 months | Free test |
| 9 | Google Data Analytics Professional CertificateGoogle / Coursera | $49/mo Coursera plan9 | 6 months at 10 hours a week | Free test |
| 10 | Tableau Certified Data AnalystTableau (Salesforce) | Check the official page10 | Check issuer | Free test |
Prove it free before you pay for an exam
Take the free test first. Pay for an exam only when you pass.
Every pick above has a matching free practice test on Science of Apps, one of the world's largest libraries of free certification tests (1,200+). Check your level before you pay for an exam, or add a verifiable credential to LinkedIn while you study. (Disclosure: we publish these tests; the certifications above earn us nothing.)
- Data Science Certification TestPractise for IBM Data Science Professional Certificate before you pay.Start free test →
- Python for Data Analysis CertificationPractise for Google Advanced Data Analytics Professional Certificate before you pay.Start free test →
- Azure Machine Learning Certification TestPractise for Microsoft Azure Data Scientist Associate (DP-100) before you pay.Start free test →
- Machine Learning Fundamentals CertificationPractise for Machine Learning Specialization before you pay.Start free test →
Each option, from learning to proof
- CourseraIBM Data Science Professional CertificateA structured start in data scienceCoursera plan
- CourseraGoogle Advanced Data Analytics Professional CertificateAnalysts stepping up to data science$49/mo Coursera plan
- MicrosoftMicrosoft Azure Data Scientist Associate (DP-100)Proctored proof on AzureExam priced by country
IBM Data Science Professional Certificate
- Cost
- Coursera plan1
- Time
- 4 months at 10 hours a week
The most complete beginner path: Python, SQL, data analysis, visualisation and machine learning basics, with labs and a capstone, about four months at ten hours a week.
Best fora structured start in data science
Google Advanced Data Analytics Professional Certificate
- Cost
- $49/mo Coursera plan2
- Time
- 6 months at 10 hours a week
Google's advanced certificate moves analysts into statistics, regression, machine learning and Python. Best for people who already know spreadsheets and SQL. Google's advanced certificate takes analysts into statistics, regression, machine learning and Python. It takes about six months at ten hours a week and is the natural next step after Google Data Analytics.
Best foranalysts stepping up to data science
Microsoft Azure Data Scientist Associate (DP-100)
- Cost
- Exam priced by country3
Microsoft's Azure Data Scientist Associate tests training and deploying models with Azure Machine Learning. A proctored credential for data scientists in Microsoft environments. Microsoft's associate exam proves you can train and deploy machine learning models with Azure Machine Learning. It's priced by country, needs Python and ML basics and renews free online each year.
Best forproctored proof on Azure
Machine Learning Specialization
- Cost
- $49/mo Coursera plan4
- Time
- 2 months at 10 hours a week
Andrew Ng's specialization is the clearest grounding in the machine learning at the heart of data science, about two months. Andrew Ng's specialization with Stanford teaches supervised and unsupervised learning, model evaluation and practical machine learning in Python. It takes about two months at ten hours a week and is widely regarded as the clearest structured start in ML.
Best forthe machine learning core
Kaggle Learn Micro-Courses (ML, Python, SQL)
- Cost
- Free5
- Time
- Short micro-courses, a few hours each
Free micro-courses plus real datasets and competitions. The best place to practise and to show work publicly. Kaggle's free micro-courses cover Python, pandas, SQL, data visualisation and machine learning, each in a few hours with hands-on notebooks and a free certificate. They're ideal practice alongside a structured course.
Best forfree practice and portfolio
Databricks Certified Generative AI Engineer Associate
- Cost
- $2006
- Format
- 90 minutes
For data scientists moving into generative AI on Databricks: retrieval, evaluation and deploying LLM applications, $200. Databricks' associate exam proves you can design and build LLM applications on the Databricks platform, from data preparation to evaluation. It's 90 minutes and costs $200, so it suits data and AI engineers whose teams use Databricks.
Best fordata scientists moving into GenAI
CS50: Introduction to Computer Science
- Cost
- Free7
Harvard's free computer science course builds the programming foundations many data science learners skip. Free certificate included. Harvard's free introduction to computer science teaches C, Python, SQL and web development through demanding problem sets, with a free certificate. An optional paid verified certificate is available through edX.
Best forprogramming foundations, free
Microsoft Power BI Data Analyst (PL-300)
- Cost
- Exam priced by country8
- Format
- 100 minutes; renew free every 12 months
Data scientists who can present results in Power BI are more valuable; PL-300 proves the reporting side. Microsoft's Power BI Data Analyst exam proves you can prepare, model and visualise data and share reports securely. It's 100 minutes, priced by country, with free Microsoft Learn training and free online renewal every 12 months.
Best fordata scientists who present results
Google Data Analytics Professional Certificate
- Cost
- $49/mo Coursera plan9
- Time
- 6 months at 10 hours a week
If you're not ready for code, start here: spreadsheets, SQL and Tableau, then move to IBM or Google Advanced. Google's professional certificate teaches spreadsheets, SQL, Tableau and R through case studies and ends with a portfolio capstone. It's designed for beginners, takes about six months at ten hours a week and offers financial aid on Coursera.
Best forbeginners not yet ready for code
Tableau Certified Data Analyst
- Cost
- Check the official page10
Tableau's analyst certification proves data visualisation and storytelling, valued where Tableau is the reporting standard. Tableau's analyst certification proves you can connect, prepare, analyse and visualise data in Tableau. It's most valuable where Tableau or Salesforce is the reporting standard; check Tableau's page for the current fee.
Best forvisual storytelling
A data science path in four stages
- Foundations — Python and SQL (CS50, Kaggle, IBM's early courses).
- Analysis — statistics and exploration (Google Advanced Data Analytics).
- Modelling — machine learning (Andrew Ng's specialization) with Kaggle practice.
- Proof — DP-100 or a published end-to-end project, plus a dashboard that explains it.
What a hiring-ready data science portfolio has
- Two or three end-to-end projects — question, data, model, evaluation, conclusion.
- Clean, documented code — on GitHub or Kaggle.
- One business-style write-up — what you'd recommend and why.
- One dashboard — results presented for non-technical readers.
How we ranked these picks
We covered the three parts of data science work (learning the pipeline, proving ML on a platform, communicating results), chose the most recognised options in each and ordered them by how many learners they serve. Costs and times come from official pages, checked 3 November 2026.
Frequently asked questions
What is the best data science certification?
IBM Data Science is the best structured beginner programme; Microsoft DP-100 is a strong proctored credential for Azure users. Andrew Ng's Machine Learning Specialization is the best for the ML core.
Is the IBM Data Science certificate worth it?
Yes for beginners who want one guided path from Python to machine learning. Its value grows when you publish the capstone and add your own projects.
Which data science certification is best for beginners?
IBM Data Science or, if you're not ready for code, Google Data Analytics first. Both assume no prior experience.
Do data scientists need certifications?
They help, especially for career changers, but portfolios matter more. A certification plus two strong projects is a solid profile.
Which data science certification is best in India?
IBM Data Science and Google's certificates are widely recognised; Microsoft DP-100 is valued by employers on Azure. Check Naukri for target roles.
Sources
- IBM — IBM Data Science Professional Certificate, official page (checked 3 Nov 2026)
- Google — Google Advanced Data Analytics Professional Certificate, official page (checked 3 Nov 2026)
- Microsoft — Microsoft Azure Data Scientist Associate (DP-100), official page (checked 3 Nov 2026)
- DeepLearning.AI & Stanford — Machine Learning Specialization, official page (checked 3 Nov 2026)
- Kaggle (Google) — Kaggle Learn Micro-Courses (ML, Python, SQL), official page (checked 3 Nov 2026)
- Databricks — Databricks Certified Generative AI Engineer Associate, official page (checked 3 Nov 2026)
- Harvard University — CS50: Introduction to Computer Science, official page (checked 3 Nov 2026)
- Microsoft — Microsoft Power BI Data Analyst (PL-300), official page (checked 3 Nov 2026)
- Google — Google Data Analytics Professional Certificate, official page (checked 3 Nov 2026)
- Tableau (Salesforce) — Tableau Certified Data Analyst, official page (checked 3 Nov 2026)
- Checked November 4, 2026. Figures that change — fees, salaries, prices — are reviewed every six months; if something is out of date, tell us.
Where to go from here
- The best online certifications of 2027 — the full top 10 across every field
- Best Data Science Certifications of 2027: Top 10 Ranked — related guide
- Best AI Certifications of 2027: 10 Ranked by Career Impact — related guide
- Career guides by Science of Apps for 2027The best machine learning certifications of 2027: ten for learning ML and proving you can ship itThe 10 best machine learning certifications of 2027: Andrew Ng's ML Specialization, AWS ML Engineer, Google Cloud PMLE, IBM AI Engineering, Kaggle and more.
- Career guides by Science of Apps for 2027Top 5 data science certifications to get hired in 2027: the ones data science job posts rewardThe top 5 data science certifications to get hired in 2027: Azure DP-100, IBM Data Science, Google Advanced Data Analytics, AWS ML Engineer and Databricks.
- Career guides by Science of Apps for 2027The data science certification roadmap for 2027: from beginner to expertA data science certification roadmap for 2027: Kaggle and CS50, Google Data Analytics, IBM Data Science, the ML Specialization, then DP-100 or AWS MLE.
- Career guides by Science of Apps for 2027The best data analytics certifications of 2027: ten for analysts at every stageThe 10 best data analytics certifications of 2027: Microsoft PL-300, Google Data Analytics, Google Advanced, Tableau, IBM, DP-100, FMVA and more, with costs.
- Career guides by Science of Apps for 2027Data science certifications for beginners: seven best for 2027, in learning orderThe 7 best data science certifications for beginners in 2027: Kaggle, Google Data Analytics, IBM Data Science, freeCodeCamp, CS50, Google Advanced and ML.
- Career guides by Science of Apps for 2027The top 10 certifications for working data analysts in 2027: BI, statistics, cloud and AIThe top 10 certifications for data analysts in 2027: PL-300, Tableau, Google Advanced, IBM Data Science, DP-100, ML Specialization, Databricks, FMVA and AI.
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