During my 20 years as a software developer, I led many front-end teams in developing pages based on designs that were inspired by screenshots. Designs can be transferred to code using AI tools. While expecting a pixel-perfect transfer is wrong in the current state of the tools, they can give developers a foundation to work on. We benchmarked the following tools:
- Lovable
- v0 by Vercel
Bolt
Benchmark results
The outputs were never pixel-perfect. The aim of the benchmark is to determine the solution that can produce output that can reduce front-end developers’ work. Leaders of this benchmark are v0 and Bolt.

You can see the outputs of the tools in the Outputs section.
Methodology
We used 5 different design pages and a prompt as inputs.
Prompt: Create a pixel-perfect implementation of this UI design.
Metrics
Element count:
Total number of boxes/containers
Total number of buttons
Total number of text elements
Total number of images/icons
Total number of input fields (if any)
Result: (Elements Correctly Implemented / Total Elements in Original Design)
Methodology:
Quantitative analysis: (%50)
Percentage of correctly implemented elements
Qualitative analysis: (%50)
Typography style (serif/sans-serif/display)
Layout structure
Visual elements
Basic styling (rounded corners, borders)
Color usage
Where: 0 = Wrong/Missing 1 = Close/Similar approach 2 = Correct implementation
Please note that 2 points do not indicate a pixel-perfect implementation but signify that the result is very close to the input.
You can also read our prompt-to-code benchmark with the same tools.
Outputs




What is the design-to-code process?
Design to code is the process of translating a design mockup or prototype to code that can be implemented by developers. This process involves converting graphical elements, layout structures, interaction designs, and other visual components into HTML, CSS, and possibly JavaScript code.
It is a crucial step in product development, ensuring that the visual and interactive aspects of a product or application are accurately represented in the final implementation. Collaboration between designers and developers is essential to ensure that the design intent is preserved while addressing technical constraints and requirements.
Challenges of converting design to code
The process of turning a prototype into code creates more steps than necessary, taking weeks or months to complete. It can be time-consuming for product teams.
The development process of passing work between product managers, designers, and developers quickly becomes expensive.
The role of AI in design-to-code conversion
AI helps with code generation, making it possible to convert UI design to code quickly and efficiently.
AI coding tools can write code and create responsive design components, which can help developers work faster. They can also review code against potential security issues.
FAQ
Reference Links

- Has 20 years of experience as a white-hat hacker and development guru, with extensive expertise in programming languages and server architectures.
- Is an advisor to C-level executives and board members of corporations with high-traffic and mission-critical technology operations like payment infrastructure.
- Has extensive business acumen alongside his technical expertise.

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