Well, if you use Next JS and React for your development project, you will find many perks and drawbacks of using these for React/JavaScript projects. However, these are the important front-end development tools that offer a seamless and engaging web development experience. However, they have different learning curves, although they both are easy to learn. Next JS vs React: Performance The major difference between Next JS and React JS is performance. If we talk about Next.js applications, they are extremely fast because of the static destinations and server-side rendering. Of course, they are viable due to many performance enhancement features, such as Image Optimization. As a result, if you pick Next.js for your project, you will get automatic server rendering and code-splitting, which will enhance your development performance. Furthermore, SSR also plays an important role in better app performance.