What is the difference between 3D modeling and 3D rendering?

3D modeling creates the digital structure and shape of an object, while 3D rendering transforms that model into a visually realistic image or animation. 3D modeling focuses on defining the object’s geometry, such as vertices, edges, and surfaces, to build a foundational digital form—like sculpting a basic shape. 3D rendering, by contrast, adds visual details: textures, lighting, shadows, and materials, making the model look lifelike and ready for display. In 3D design workflow, modeling establishes the structure first, then rendering enhances it to achieve realism.