From Builder.io to Contentful

We are the Builder.io to Contentful migration experts

Challenges with Builder.io

Key pain points

Builder.io looks impressive in demos but the reality of day-to-day usage tells a different story. The editor can be laggy, especially with more than 30 components on a page, and we have seen reports of outright crashes that lose unsaved work. The documentation is a persistent sore point. Developers on forums describe spending days trying to get basic integrations working because the docs are outdated or incomplete. For an agency setting up projects for clients, unreliable documentation means unpredictable timelines.

Pricing is another area where Builder.io catches teams off guard. The free tier exists but is quite limited, and costs ramp up quickly once you need features like roles, scheduling, or higher usage limits. We have seen complaints from freelancers and small teams about unexpected charges and slow support response times when trying to resolve billing issues. The lack of self-hosting is also a hard blocker for some clients with strict data residency requirements.

The biggest concern from our perspective is vendor lock-in. Builder.io's SDKs are deeply embedded in your frontend code, and if you ever need to migrate away, you are essentially rebuilding your page composition layer from scratch. There is also no real-time collaboration, so two editors working on the same page can overwrite each other's changes without warning.

Editor performance and stability

The visual editor becomes laggy with complex pages and has been reported to crash, losing unsaved work. Teams with content-heavy pages will feel this friction daily.

Outdated and incomplete documentation

Developers consistently report that the docs are confusing, outdated, or missing critical steps. Getting started takes far longer than it should for a tool that sells itself on speed.

Vendor lock-in risk

Builder.io's SDKs are tightly coupled to your frontend. Migrating away means rebuilding your entire page building and composition layer from scratch.

Limited collaboration tools

Builder.io now offers branching and peer review workflows in its Fusion product, but true real-time co-editing is still missing. Editors working outside of the Projects workflow can still overwrite each other's changes.

Pricing escalation

Costs ramp up quickly beyond the free tier, and teams report unexpected charges. Basic features like roles and scheduling sit behind higher-priced plans.

Slow and unresponsive support

Multiple users report delayed support responses, unresolved tickets, and difficulty getting refunds or cancellations processed in a reasonable timeframe.

Benefits of Contentful

Key advantages

With over 42.9% market share and more than 14,000 companies using it, Contentful is one of the most popular headless CMS choices among our customers. And why not?

It's built for structured freedom, which lets you create once and reuse forever from its huge repository. Meaning, no more copy-paste déjà vu or hunting through a maze of components. It's also one of the only CMS with first-party support for A/B testing and personalization. The plugin ecosystem is vast, and it keeps developers happy and content teams nimble with SEO, internationalisation, validation, and more.

And for the editors who like to see it as they build it, the live side-by-side preview makes every change visible in real time.

API-first design

Contentful was built for APIs from day one, which means your content plugs cleanly into apps, websites, and mobile.

Developer-friendly flexibility

Schemas, content models, and references can be tuned however you like. If your stack is anything beyond “cookie-cutter,” Contentful won’t get in your way.

User-friendly interface

Editors enjoy using it. Clean UI, quick search, structured fields, and no “where does this go again?” confusion.

Extensive integration capabilities

Plug in analytics, eCommerce, automation, and translation. Contentful plays nicely with almost anything. And if something isn’t supported yet, you can wire it up yourself without hacking the platform apart.

High scalability

From a tiny blog to a fire-hose of global traffic, Contentful easily scales. You can completely avoid surprise outages, or “please hold while the CMS catches up.”

Cloud-based architecture

You don't have to install, patch, or maintain anything. It’s fast, globally distributed, and always up to date. Your content team can ship from anywhere without a DevOps babysitter.