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Head-to-Head Comparison
Gemini Advanced vs Grammarly
An honest, side-by-side breakdown of pricing, features, and security — so you can pick the right tool.
Published Last updated
- Grammarly is cheaper to start — £10/mo versus £19/mo for Gemini Advanced.
- On privacy, Gemini Advanced offers GDPR compliance where Grammarly does not.
- Gemini Advanced is best for teams building AI chat into their products; Grammarly for teams building AI writing into their products.
Gemini Advanced
AI Chatbot
8.2/ 10
Free · Free tier
Best for teams building AI chat into their products
Visit Gemini AdvancedSee all AI Chatbots →G
Grammarly
AI Writing
8.1/ 10
Free · Free tier
Best for teams building AI writing into their products
Visit GrammarlySee all AI Writing Tools →Some “Visit” links are affiliate links. How we earn →
Feature comparison
| Feature | Gemini Advanced | Grammarly |
|---|---|---|
| CompareMyAI score | 8.2 / 10 | 8.1 / 10 |
| Free tier | ||
| API access | ||
| Open source | ||
| Enterprise ready | ||
| GDPR compliant | ||
| Vendor holds SOC 2 | ||
| Vendor holds ISO 27001 | ||
| MFA supported | ||
| Trains on your data | Yes |
Certifications may only cover business or enterprise plans. Check the vendor’s trust page for your plan.
Gemini Advanced comes out ahead — and you can try it free.
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Pricing
Price checked with vendor on
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Always check the provider's site for the latest pricing.
Pros & cons
Gemini Advanced
Pros
- +Deep Google Workspace integration
- +Strong multimodal capabilities
- +Competitive pricing via Google One AI
- +Good at real-time search grounding
Cons
- −No standalone business tier — enterprise access via Google Workspace only
- −Data privacy policies less clear than Claude
- −Newer than competitors
Grammarly
Pros
- +SOC 2 Type II and ISO 27001 certified — strongest compliance in the writing category
- +Works across browser, desktop, Word, Google Docs, and email with one install
- +Pro tier confirmed at £10/mo in GBP — transparent UK pricing
- +Explicit opt-out from AI model training available in account settings
Cons
- −Trains on user writing by default — opt-out required
- −GDPR compliance not explicitly confirmed on accessed official pages
- −Free AI prompt limit (100/mo) may feel restrictive for daily users
Our take— Gemini Advanced wins
Based on our comparison of published pricing, features, and compliance data, Gemini Advanced pulls ahead with GDPR compliance and a no-training-on-your-data policy. Grammarly stays close but doesn't lead on any single attribute here. Gemini Advanced scores 8.2/10 to Grammarly's 8.1/10. Gemini Advanced is the call when GDPR compliance matters — otherwise Grammarly.
Frequently asked questions
Which is cheaper, Gemini Advanced or Grammarly?
Grammarly is cheaper to start, with its lowest paid plan at £10/mo versus £19/mo for Gemini Advanced. These are each vendor's published prices and can change, so check before you buy.
Does Gemini Advanced train on your data?
Based on published vendor information, Gemini Advanced does not train its models on your data. Policies can differ by plan and change over time, so it is worth confirming the current terms on the vendor's site.
Does Grammarly train on your data?
Based on published vendor information, Grammarly may use your data to help train its models. Training is sometimes opt-out, or switched off on paid and business plans, so review the privacy settings in your account.
Are Gemini Advanced and Grammarly GDPR compliant?
Gemini Advanced states it is GDPR compliant, while Grammarly is not recorded as GDPR compliant in our data. Confirm the current position with each vendor if GDPR compliance is important for your use.
Do Gemini Advanced and Grammarly have a free tier?
Yes — both Gemini Advanced and Grammarly offer a free tier, so you can try each one before committing to a paid plan. Free tiers usually come with usage limits.