Microsoft 365 Copilot vs Synthesia
Compare Microsoft 365 Copilot and Synthesia on features, pricing, and buyer fit using the same researched criteria.
Microsoft 365 Copilot
Workspace LLM assistant add-on — Copilot Business from $21/user/mo annual; Enterprise add-on $30/user/mo annual on a qualifying Microsoft 365 base licence.
Best for
- • Microsoft 365 shops that want AI inside Word, Excel, Outlook, and Teams
- • IT buyers who need tenant admin and Graph grounding
- • Enterprises already paying for E3/E5 who can absorb the $30 add-on
Starting from $21.00/user/mo
No free plan
VS
Our verdict
No universal winner. Choose based on which criteria matter most for your team.
Microsoft 365 Copilot is better for
- ✓ Voice / TTS depth
- ✓ Agent / builder depth
- ✓ Governance & privacy
- ✓ Integrations
Synthesia is better for
- ✓ Free plan
- ✓ Usage / credits model
Tie
- • LLM assistant depth
- • Writing assistance
Choose Microsoft 365 Copilot if: Microsoft 365 shops that want AI inside Word, Excel, Outlook, and Teams
Choose Synthesia if: L&D and enablement teams producing talking-head explainers
Synthesia
AI avatar video studio — Basic free (watermark, no MP4); Starter $18/mo annual ($29 monthly); Creator $64/mo annual ($89 monthly); Enterprise quote.
Best for
- • L&D and enablement teams producing talking-head explainers
- • Internal comms that need on-brand avatars without a film crew
- • Creator/Enterprise buyers who need API, SSO, or SCORM
Starting from $18.00/user/mo
Free plan available
Microsoft 365 Copilot vs Synthesia at a glance
Criterion-level leaders from verified research.
Scorecard preview
Criterion leaders based on verified research — open the Scorecard tab for evidence detail.
- Starting pricingDepends
Microsoft 365 Copilot
Synthesia
- Free planSynthesia
Microsoft 365 Copilot
Synthesia
- User / licence minimumDepends
Microsoft 365 Copilot
Synthesia
- LLM assistant depthTie
Microsoft 365 Copilot
Synthesia
- Writing assistanceTie
Microsoft 365 Copilot
Synthesia
Which Ai is better for you?
Quick picks based on fit — not a universal ranking.
- → Microsoft 365 Copilot
Best for voice / tts depth
Stronger voice tts availability
- → Microsoft 365 Copilot
Best for agent / builder depth
Stronger agent builder availability
- → Microsoft 365 Copilot
Best for governance & privacy
Microsoft 365 Copilot leads on governance (9/10 vs 8/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
- → Synthesia
Best for free plan
Microsoft 365 Copilot does not research a free plan; Synthesia researches a free plan.
- → Synthesia
Best for usage / credits model
Synthesia leads on usage model (6/10 vs 7/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
The biggest differences
Where the products diverge most clearly on verified criteria.
Free plan
Synthesia winsMicrosoft 365 Copilot
Trails Synthesia on this criterion
Synthesia
Microsoft 365 Copilot does not research a free plan; Synthesia researches a free plan.
Voice / TTS depth
Microsoft 365 Copilot winsMicrosoft 365 Copilot
Stronger voice tts availability
Synthesia
Trails Microsoft 365 Copilot on this criterion
Agent / builder depth
Microsoft 365 Copilot winsMicrosoft 365 Copilot
Stronger agent builder availability
Synthesia
Trails Microsoft 365 Copilot on this criterion
Governance & privacy
Microsoft 365 Copilot winsMicrosoft 365 Copilot
Microsoft 365 Copilot leads on governance (9/10 vs 8/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
Synthesia
Trails Microsoft 365 Copilot on this criterion
Integrations
Microsoft 365 Copilot winsMicrosoft 365 Copilot
Microsoft 365 Copilot leads on integrations (10/10 vs 7/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
Synthesia
Trails Microsoft 365 Copilot on this criterion
Usage / credits model
Synthesia winsMicrosoft 365 Copilot
Trails Synthesia on this criterion
Synthesia
Synthesia leads on usage model (6/10 vs 7/10) from approved SoftwareGlimpse editorial assessments — not hands-on lab testing.
Which should you choose?
Choose Microsoft 365 Copilot if
- Microsoft 365 shops that want AI inside Word, Excel, Outlook, and Teams
- IT buyers who need tenant admin and Graph grounding
- Enterprises already paying for E3/E5 who can absorb the $30 add-on
Choose Synthesia if
- L&D and enablement teams producing talking-head explainers
- Internal comms that need on-brand avatars without a film crew
- Creator/Enterprise buyers who need API, SSO, or SCORM
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Alternatives to consider
ChatGPT
General-purpose LLM assistant — Free; Plus $20/mo; Business from $20/seat annual ($25 monthly, 2-seat min); Pro from $100; Enterprise contact.
Claude
LLM assistant with strong writing and reasoning — Free; Pro $20/mo ($17 annual); Max from $100; Team Standard $20/seat annual ($25 monthly, 2-seat min).
Gemini
Google LLM assistant — Free; Google AI Pro $19.99/mo; Ultra from $99.99/mo for highest model access.
Runway
Generative video studio — Free 125 credits once; Standard $15/editor/mo ($12 annual); Pro $35 ($28 annual); Max $95 ($76 annual).
How we compare
A short look at the comparison process. Full methodology
1
Collect
Collect official product information, pricing, and product evidence.
2
Normalize
Map evidence to the same category evaluation criteria for both products.
3
Compare
Evaluate both products against identical criteria — ties and depends are allowed.
4
Explain
Show why each product wins, loses, or ties, with evidence behind the outcome.
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- No invented scores or prices
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