Image or Illustration? Making the Right Choice in UI Design

Ismail Can Güleryüz
Appcent Design
Published in
4 min readJun 28, 2024

In UI design, visuals are essential for creating engaging and easy-to-use experiences. Among the many visual tools, images and illustrations are particularly powerful. Choosing the right one can greatly improve your design. This article will help you understand when to use images and when to choose illustrations in your UI projects.

Understanding the Basics

Images

Images are photographs or realistic representations of objects, people, or scenes. They provide a sense of reality and can convey information quickly and effectively. Images are often used to:

  • Showcase products or services
  • Create emotional connections with users
  • Provide a realistic view of an environment or scenario
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Illustrations

Illustrations, on the other hand, are artistic renditions that can range from simple icons to complex drawings. They offer more flexibility and creativity, allowing designers to:

  • Simplify complex concepts
  • Add a unique style or branding element
  • Create abstract representations that might be difficult to capture with photographs
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When to Use Images

1. Showcasing Real Products or Services

When your goal is to give users a clear and accurate representation of a product or service, images are often the best choice. High-quality photographs can highlight features, details, and the overall look and feel, helping users make informed decisions.

Photo by Devin Avery on Unsplash

2. Building Trust and Authenticity

Images of real people, places, and things can create a sense of trust and authenticity. For example, using photos of real team members or customer testimonials can make a brand feel more genuine and relatable.

Photo by Brooke Cagle on Unsplash

3. Emotional Impact

Photographs can evoke strong emotions and create an immediate connection with users. Whether it’s a picture of a happy customer or a serene landscape, images can effectively convey feelings and set the tone for the user experience.

Photo by Brooke Cagle on Unsplash

4. Providing Real-World Context

In cases where users need to understand how a product or service fits into their real-world environment, images are indispensable. For example, a travel website might use images to show destinations, accommodations, and activities to help users visualize their trip.

Photo by Drif Riadh on Unsplash

When to Use Illustrations

1. Simplifying Complex Information

Illustrations can break down complex ideas into digestible visuals. Infographics, diagrams, and iconography are all effective ways to convey information that might be overwhelming in text form.

Illustrations by Storyset on Freepik

2. Enhancing Brand Identity

Custom illustrations can reinforce a brand’s identity and personality. Unique styles and characters can make a brand stand out and be more memorable. This is especially useful for startups and companies looking to establish a strong visual presence.

Source Smashing Magazine

3. Flexibility and Creativity

Illustrations offer more creative freedom compared to images. They can be tailored to fit the exact message or theme of a UI, allowing designers to create visuals that perfectly align with the overall design concept.

Illustration by Yulong Li

4. Avoiding Licensing Issues

Using stock images can sometimes lead to licensing issues or concerns about originality. Illustrations, especially custom ones, ensure that your visuals are unique and free from such complications.

Source Shopify

Striking the Right Balance

While both images and illustrations have their strengths, the key to effective UI design often lies in finding the right balance between the two. Here are a few tips for achieving this balance:

1. Consider Your Audience

Understand who your users are and what resonates with them. Younger audiences might prefer playful illustrations, while more mature users might appreciate realistic images.

2. Align with Your Brand

Ensure that your choice of visuals aligns with your brand’s voice and style. Consistency in visual elements helps reinforce brand recognition and trust.

3. Test and Iterate

Don’t be afraid to experiment with both images and illustrations in your UI designs. Conduct A/B testing to see which type of visual performs better and make data-driven decisions.

4. Use Hybrid Approaches

Sometimes, combining images and illustrations can create a unique and engaging experience. For example, you might use images for product displays and illustrations for explainer sections or onboarding flows.

Conclusion

Choosing between images and illustrations in UI design is not always straightforward, but by understanding their unique strengths and appropriate use cases, you can make informed decisions that enhance your designs. Whether you’re aiming for authenticity with images or creativity with illustrations, the right visual choice can significantly impact the user experience and overall success of your UI design.

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