Auth0 vs Sanity: Full Comparison (2026)
Pricing, features, scores, and a clear verdict on which one is right for you.
The bottom line
Auth0 positions itself as "enterprise authentication and identity platform" while Sanity goes after "developer-first headless cms with real-time collaboration" — so the right pick depends on which problem you're actually solving. Both use freemium pricing, but Auth0 charges per mau while Sanity charges per seat — a meaningful difference for larger teams.
At a glance
| Auth0 | Sanity | |
|---|---|---|
| Our score | 79/100 | 82/100 |
| Starting price | Free | Free |
| Free tier | Yes | Yes |
| Best for | Enterprise authentication and identity platform | Developer-first headless CMS with real-time collaboration |
Pricing comparison
Calculate your cost
Feature comparison
core
| Feature | Auth0 | Sanity |
|---|---|---|
| OAuth 2.0 / OIDC | Yes | No |
| Social login | Yes | No |
| MFA | Yes | No |
| Custom domains | Essentials+ | No |
| Passwordless | Yes | No |
| Content modeling (schema) | No | Yes |
| GROQ query language | No | Yes |
| Real-time collaboration | No | Yes |
| Custom Studio | No | Yes |
| Portable Text | No | Yes |
Ratings breakdown
What the data tells us
Key capabilities you'd miss
Choosing Auth0 means going without Content modeling (schema), GROQ query language, Real-time collaboration (which Sanity offers). Choosing Sanity means losing OAuth 2.0 / OIDC, Social login, MFA. These are the features that typically drive the final decision — check whether your workflow depends on any of them before committing.
What company size tells you
Sanity (201-500 employees) has the engineering bench to ship features across many fronts but may iterate slower on individual requests. Auth0 (1,000+ employees) typically ships faster on its core product but may lag on peripheral features. Consider which matters more for your roadmap.
Choose Auth0 if...
- You want a free tier to get started
- You value powerful features over simplicity
- You need enterprise-grade capabilities
Choose Sanity if...
- You want a free tier to get started
- You value powerful features over simplicity
- Getting strong value for money is a priority
Frequently asked questions
Is Auth0 or Sanity better?
Sanity scores 82/100 compared to Auth0's 79/100 on VendorVS. However, the best choice depends on your needs — Auth0 excels at ease of use (7/10) while Sanity scores 7/10.
How much does Auth0 cost compared to Sanity?
Auth0 starts at free (free tier available). Sanity starts at free (free tier available). Auth0 is the more affordable option.
Does Auth0 or Sanity have a free plan?
Yes, both Auth0 and Sanity offer free tiers, so you can try each before committing to a paid plan.
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