Colossyan

AI video platform for corporate training and L&D with multilingual AI avatars

Synthesia

AI video generation platform for creating professional videos with AI avatars

Colossyan

Moderate

16/25

Synthesia

Strong

21/25

Score Breakdown

DimensionColossyanSynthesia

Data Residency

Where is your data stored and processed?

Colossyan: Hosted in Germany (EU) and UK. No customer-selectable EU-only residency option. UK hosting sits outside EU jurisdiction post-Brexit.

Synthesia: EU data processing available for European customers on AWS EU infrastructure

3/5

Hosted in Germany (EU) and UK. No customer-selectable EU-only residency option. UK hosting sits outside EU jurisdiction post-Brexit.

4/5

EU data processing available for European customers on AWS EU infrastructure

Legal Jurisdiction

Which laws govern the company and your data?

Colossyan: UK limited company. Post-Brexit UK is outside EEA but maintains a GDPR-equivalent regime (UK GDPR). Hungarian and US operational presence.

Synthesia: UK-incorporated company under English law; strong GDPR compliance posture

3/5

UK limited company. Post-Brexit UK is outside EEA but maintains a GDPR-equivalent regime (UK GDPR). Hungarian and US operational presence.

4/5

UK-incorporated company under English law; strong GDPR compliance posture

Data Retention & Training

Is your data used for model training?

Colossyan: Explicit policy: does not train on customer materials. Limited exception only for custom avatar recordings (used solely for that customer, deleted after termination).

Synthesia: Customer content not used for AI model training; data retained per contractual terms

4/5

Explicit policy: does not train on customer materials. Limited exception only for custom avatar recordings (used solely for that customer, deleted after termination).

4/5

Customer content not used for AI model training; data retained per contractual terms

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Colossyan: SOC 2 referenced in official documentation (type not confirmed). ISO 27001 not publicly confirmed. Vanta-powered trust centre.

Synthesia: SOC 2 Type II, ISO 27001, and pioneering ISO 42001 AI management certification

3/5

SOC 2 referenced in official documentation (type not confirmed). ISO 27001 not publicly confirmed. Vanta-powered trust centre.

5/5

SOC 2 Type II, ISO 27001, and pioneering ISO 42001 AI management certification

Regulatory Fit

Suitability for regulated industries and professional services

Colossyan: GDPR compliant with SCCs for international transfers. Good for L&D and compliance training use cases but lacks EU-specific legal incorporation. Suitable for mid-market European enterprises.

Synthesia: Strong fit for regulated EU and UK organisations; ISO 42001 demonstrates responsible AI governance

3/5

GDPR compliant with SCCs for international transfers. Good for L&D and compliance training use cases but lacks EU-specific legal incorporation. Suitable for mid-market European enterprises.

4/5

Strong fit for regulated EU and UK organisations; ISO 42001 demonstrates responsible AI governance

Total Score

16/25

21/25

Best For

Colossyan

Best for privacy-conscious teams who need strong data retention controls.

Synthesia

Best for EU-headquartered organisations needing maximum data sovereignty; organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, ISO 42001); regulated industries (ICO); privacy-conscious teams who need strong data retention controls.

Detailed Comparison

Colossyan vs Synthesia: Trust & Compliance Comparison

Colossyan (Colossyan, GB) scores 16/25 overall with a Bronze (Moderate) trust badge. AI video platform for corporate training and L&D with multilingual AI avatars. Synthesia (Synthesia Limited, GB) scores 21/25 with a Silver (Strong) trust badge. AI video generation platform for creating professional videos with AI avatars.

Dimension-by-Dimension Breakdown

#### Data Residency

Synthesia leads with 4/5 vs 3/5.

●Colossyan (3/5): Hosted in Germany (EU) and UK. No customer-selectable EU-only residency option. UK hosting sits outside EU jurisdiction post-Brexit.

●Synthesia (4/5): EU data processing available for European customers on AWS EU infrastructure

#### Legal Jurisdiction

Synthesia leads with 4/5 vs 3/5.

●Colossyan (3/5): UK limited company. Post-Brexit UK is outside EEA but maintains a GDPR-equivalent regime (UK GDPR). Hungarian and US operational presence.

●Synthesia (4/5): UK-incorporated company under English law; strong GDPR compliance posture

#### Data Retention & Training

Both score equally at 4/5.

●Colossyan (4/5): Explicit policy: does not train on customer materials. Limited exception only for custom avatar recordings (used solely for that customer, deleted after termination).

●Synthesia (4/5): Customer content not used for AI model training; data retained per contractual terms

#### Certifications

Synthesia leads with 5/5 vs 3/5.

●Colossyan (3/5): SOC 2 referenced in official documentation (type not confirmed). ISO 27001 not publicly confirmed. Vanta-powered trust centre.

●Synthesia (5/5): SOC 2 Type II, ISO 27001, and pioneering ISO 42001 AI management certification

#### Regulatory Fit

Synthesia leads with 4/5 vs 3/5.

●Colossyan (3/5): GDPR compliant with SCCs for international transfers. Good for L&D and compliance training use cases but lacks EU-specific legal incorporation. Suitable for mid-market European enterprises.

●Synthesia (4/5): Strong fit for regulated EU and UK organisations; ISO 42001 demonstrates responsible AI governance

Certifications at a Glance

Certification	Colossyan	Synthesia
ISO 27001	No	Yes
ISO 42001	No	Yes
SOC 2	Yes	No
SOC 2 Type II	No	Yes

Overall Verdict

Synthesia has a clear trust advantage, scoring 21/25 compared to Colossyan's 16/25. Synthesia particularly excels in data residency, legal jurisdiction, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Colossyan or Synthesia?

Colossyan has a TrustKit score of 16/25 while Synthesia scores 21/25. Synthesia currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Colossyan and Synthesia compare on data residency?

Colossyan scores 3/5 for data residency (Hosted in Germany (EU) and UK. No customer-selectable EU-only residency option. UK hosting sits outside EU jurisdiction post-Brexit.), while Synthesia scores 4/5 (EU data processing available for European customers on AWS EU infrastructure).

Are Colossyan and Synthesia GDPR compliant?

Both tools are assessed across five compliance dimensions. Colossyan has a regulatory fit score of 3/5 and Synthesia scores 4/5. Check the full comparison above for a detailed breakdown.

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