Backbone.js vs Ember.js: What are the differences?

Introduction

In this article, we will explore the key differences between Backbone.js and Ember.js, two popular JavaScript frameworks for building web applications. Both frameworks aim to simplify and streamline the development process, but they have distinct features and characteristics that set them apart. Let's dive into the specifics.

1. Component-based Architecture:

Backbone.js follows a more modular approach, where components are built using separate models, views, and collections. Ember.js, on the other hand, embraces a more integrated component-based architecture, where reusable components are the building blocks of the application.

2. Opinionated vs Unopinionated:

Backbone.js is often described as an unopinionated framework, meaning it allows developers to make their own decisions on certain aspects of their code structure and implementation. Ember.js, however, takes a more opinionated approach, providing a set of conventions and best practices to guide developers.

3. Data Binding:

Both frameworks offer data binding capabilities, but with different implementation approaches. Backbone.js uses a more manual and explicit approach to data binding, where developers have to manually define the data binding between the model and the view. Ember.js, on the other hand, implements automatic two-way data binding, making it easier to keep the model and view in sync.

4. Routing:

Routing in Backbone.js is more basic and primarily focused on handling the URL changes and triggering corresponding actions. Ember.js, on the other hand, provides a more powerful routing system with nested routes and a dedicated router object, allowing for fine-grained control over the application's routing structure.

5. Handlebars vs Underscore Templates:

Backbone.js uses Underscore templates, a lightweight and flexible templating engine, by default. Ember.js, however, incorporates Handlebars, a more feature-rich and expressive templating engine, as its default choice.

6. Developer Experience:

While both frameworks have their own learning curves, Ember.js tends to have a steeper learning curve due to its more opinionated nature and larger feature set. Backbone.js, with its more lightweight and modular approach, may be easier for developers to grasp, especially those who prefer more flexibility and fewer conventions.

In Summary, Backbone.js and Ember.js differ in their component-based architecture, level of opinions, data binding methods, routing capabilities, default templating engines, and developer experience. These differences can impact the development approach, flexibility, and learning curve associated with each framework.