VDA 6.3 vs ISO/TS 16949: Complete Guide to German Automotive Standards

When entering the German automotive market, the most common question is:

“What’s the difference between VDA and ISO/TS and which should I get first?”

Here’s practical insight from years of managing quality certifications in Germany.

What is VDA?

• Verband der Automobilindustrie (German Association of the Automotive Industry)

• German automotive-specific standards

• VDA 6.3 (Process Audit) is the most critical

2. What is ISO/TS 16949?

• International automotive quality standard

• Used globally across the automotive industry

• Updated to IATF 16949 in 2016

3. Key Differences (summary table)

Feature	VDA 6.3	ISO/TS 16949 (IATF 16949)
Scope	German automotive suppliers, process audit focused	Global automotive quality standard
Focus	Process evaluation, risk-based approach	Quality management system, defect prevention
Audit Type	Process audit (supplier process capability)	System audit (quality management system compliance)
Certification Requirement	Required by German OEMs for supplier evaluation	Internationally recognized certification for automotive suppliers
Update	Continuous updates by VDA	Updated to IATF 16949 in 2016

4. Recommended Sequence:

1️⃣ ISO 9001 – basic quality system

2️⃣ IATF 16949 – automotive-specific standard

3️⃣ VDA 6.3 – German market-specific process audit

Following the proper certification sequence reduces redundant preparation. 

5. Practical Tips:

• German OEMs prioritize VDA 6.3

• Certification is not required to start initial discussions

• Pilot projects can validate your capabilities before certification is demanded

Schedule a free consultation to create your certification roadmap.