VS
Head-to-Head Comparison
Runway vs Grammarly
An honest, side-by-side breakdown of pricing, features, and security — so you can pick the right tool.
Feature comparison
| Feature | Runway | Grammarly |
|---|---|---|
| CompareMyAI score | 7.9 / 10 | 8.1 / 10 |
| Free tier | ||
| API access | ||
| Open source | ||
| Enterprise ready | ||
| GDPR compliant | ||
| SOC 2 certified | ||
| ISO 27001 | ||
| MFA supported | ||
| Trains on your data | Yes |
Pricing
FreeFree
Standard£9/mo
Pro£22/mo
Max£60/mo
G
FreeFree
Pro£10/mo
EnterpriseContact us
Prices in GBP. Verified monthly. Always check the provider's site for the latest.
Pros & cons
Runway
Pros
- +Powerful video generation and editing tools
- +Good for creative professionals
- +Text-to-video and image-to-video
- +Active development
Cons
- −Expensive at higher usage tiers
- −Generation can be slow
- −Outputs sometimes inconsistent
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— Grammarly wins
Based on our comparison of published pricing, features, and compliance data, Grammarly pulls ahead with SOC 2 certification and ISO 27001 certification. Runway counters with GDPR compliance. Grammarly scores 8.1/10 to Runway's 7.9/10. Pick Grammarly if SOC 2 certification matters; pick Runway if GDPR compliance matters.