GDPR vs ISO 27701

What is the difference between GDPR and ISO 27701?

ISO 27701 extends ISO 27001/27002 to cover privacy information management. It provides a certifiable framework that maps closely to GDPR requirements.

GDPR27 controls

ISO 2770129 controls

Measured coverage between these frameworks

We map controls between these two frameworks in a knowledge graph and have a person review every mapping before it is published. Below is what that review found. The figures are read live from the graph, not written by hand.

GDPR into ISO 27701:2019

34.3%

37 of 108 ISO 27701:2019 controls carry evidence from GDPR, leaving 71 to satisfy separately.

75 candidate mappings were examined and 0 were rejected on review, signed off 2026-08-20.

Read the full crosswalk, including every rejected mapping →

ISO 27701:2019 into GDPR

52.5%

21 of 40 GDPR controls carry evidence from ISO 27701:2019, leaving 19 to satisfy separately.

57 candidate mappings were examined and 0 were rejected on review, signed off 2026-08-20.

Read the full crosswalk, including every rejected mapping →

Coverage is directional. Mapping A into B is a different measurement from B into A, because the two standards do not carry the same depth on the same subjects.

Questions people ask about GDPR and ISO 27701

What is the difference between GDPR and ISO 27701?

GDPR has 27 controls while ISO 27701 has 29 controls. Both frameworks address compliance requirements but differ in scope, focus, and applicability. Use our platform to explore the exact control-to-control mappings.

Do I need both GDPR and ISO 27701?

Whether you need both depends on your industry, regulatory requirements, and customer expectations. Many organizations implement multiple frameworks simultaneously. Our compliance platform helps you map controls between GDPR and ISO 27701 so you can identify shared requirements and avoid duplicate effort.

How do GDPR and ISO 27701 controls map to each other?

Our platform maps controls between GDPR and ISO 27701 at a granular level. Each mapping shows whether controls are fully aligned, partially aligned, or represent gaps. This helps you prioritize implementation when pursuing both frameworks.

Which framework should I implement first, GDPR or ISO 27701?

The best starting point depends on your specific regulatory requirements, industry, and customer demands. Consider which framework is most urgently required by your stakeholders or regulators. Use our free compliance platform to run a gap analysis and determine the optimal implementation sequence.