7 Image Optimization Tips For Better Performance

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7 Image Optimization Tips For Better Performance

Image optimization plays a crucial role in improving the performance of websites. It not only enhances the loading speed but also has a significant impact on SEO rankings. In this article, we will explore the importance of image optimization, how it affects SEO rankings and the role of Strikingly in optimizing images. Additionally, we will briefly introduce 7 essential image optimization tips that can help you achieve better results.

Importance Of Image Optimization For Better Performance

Image optimization is vital for ensuring the optimal performance of your website. Optimizing images reduces their file sizes without compromising their quality. It leads to faster loading times and improved user experience. With attention spans getting shorter, having a website load quickly to keep visitors engaged is crucial.

How Image Optimization Affects SEO Rankings

Search engines consider various factors when determining the ranking of a website, and image optimization is one of them. When images are properly optimized with relevant keywords and descriptive filenames, search engines can better understand their context and relevance to the content on your website. It can positively impact your SEO rankings and improve your visibility in search engine results.

Strikingly is an exceptional website builder that offers powerful features for optimizing images. It provides easy-to-use tools and functionalities specifically designed to enhance image performance on your website. Whether you're a beginner or an experienced user, Strikingly simplifies the image optimization process and ensures that your visuals are displayed beautifully across different devices. 

#1 Image Optimization Tips - Understanding Image Optimization

Image optimization is a crucial aspect of website performance and SEO rankings. Properly optimizing images can help you significantly improve the loading speed of your website, enhance user experience, and boost your search engine visibility. In this section, we will delve into the definition and purpose of image optimization, explore the impact of optimized images on website loading speed, discuss the benefits of using Strikingly for image optimization, and highlight common mistakes to avoid in this process.

Definition And Purpose Of Image Optimization

Image optimization refers to the process of reducing the file size of images without compromising their quality. The primary purpose is to enhance website performance by reducing page load times. Optimized images help ensure that web pages load quickly and smoothly without causing delays or frustration for users.

Impact Of Properly Optimized Images On Website Loading Speed

Properly optimized images play a crucial role in improving website loading speed. Large image files can significantly slow page load, leading to higher bounce rates and lower search engine rankings. Optimizing images can help reduce file sizes while maintaining visual quality, resulting in faster loading times and a better overall user experience.

Benefits Of Using Strikingly For Image Optimization

Strikingly offers a range of powerful features that make image optimization seamless and efficient. Some key benefits include:

1. Automatic Compression. Strikingly automatically compresses images uploaded to its platform, ensuring optimal file sizes without sacrificing quality.

2. Responsive Design. With Strikingly's responsive design features, you can easily resize and optimize images for different devices.

3. Image Editing Tools. Strikingly provides built-in image editing tools that allow you to customize filenames and ALT text for improved SEO.

4. Caching and CDN. Strikingly's built-in caching system and content delivery network (CDN) help accelerate image loading speed across different locations.

Common Mistakes To Avoid In Image Optimization

While optimizing images is essential, it's crucial to avoid common mistakes that can undermine your efforts. Some mistakes to steer clear of include:

1. Using excessively large image files. Uploading high-resolution images without proper optimization can significantly slow down your website.

2. Neglecting ALT text. ALT text provides essential context for search engines and users with visual impairments. Failing to include descriptive ALT text can hinder accessibility and SEO.

3. Ignoring image dimensions. Using images with incorrect dimensions can lead to distorted or stretched visuals, negatively impacting user experience.

4. Overlooking file formats. Choosing the wrong image format (JPEG, PNG, GIF) can result in larger file sizes and slower loading times.

Remember, by understanding the definition and purpose of image optimization, being aware of its impact on website loading speed, leveraging Strikingly's features, and avoiding common mistakes, you can optimize your images effectively for better performance and SEO rankings.

Image Optimization - Strikingly supports in-built image editor for optimization

Image taken from Strikingly

#2 Image Optimization Tips - Choosing The Right Image Format

When it comes to image optimization, choosing the right image format is crucial for achieving optimal results. Understanding the different image formats available, such as JPEG, PNG, and GIF, can help you make informed decisions for your website's images.

Overview Of Different Image Formats (JPEG, PNG, GIF)

JPEG (Joint Photographic Experts Group) is a commonly used format for web images. It supports millions of colors and is ideal for photographs or complex images with gradients. However, JPEG uses lossy compression, which means it sacrifices some image quality to reduce file size.

PNG (Portable Network Graphics) is another popular image format that supports both lossless and lossy compression. It offers higher quality than JPEG and is recommended for images with transparency or sharp edges, such as logos or illustrations.

GIF (Graphics Interchange Format) is primarily used for animated images but can also be used for static images. GIF supports transparency and uses lossless compression. However, it has a limited color palette and may not be suitable for complex or high-resolution images.

Factors Tob Consider When Selecting An Image Format

When selecting an image format for optimization, several factors should be considered:

1. Image type. Choose the most appropriate format to determine whether your image is a photograph, logo, illustration, or animation.

2. Quality requirements. Consider the detail and color fidelity needed in your image while balancing it with file size.

3. Transparency. If your image requires transparency effects like overlays or cutouts, PNG would be better than JPEG or GIF.

4. Compression capabilities. Different formats offer varying degrees of compression options that affect both file size and quality.

5. Browser compatibility. Ensure all major web browsers support the chosen format to avoid compatibility issues.

Optimizing Image Quality While Reducing File Size

To optimize your images effectively, balancing image quality and file size is essential. Here are some tips to achieve this:

1. Use compression. Apply appropriate compression techniques to reduce the file size without compromising image quality. Strikingly's image compression capabilities can help you achieve this effortlessly.

2. Resize images. Upgrade large images to the required dimensions, as oversized images can significantly impact loading times.

3. Remove unnecessary metadata. Strip out any unnecessary metadata or hidden information from your images, which can contribute to larger file sizes.

4. Test different formats. Experiment with other formats and compression settings to find the optimal combination for your images. 

#3 Image Optimization Tips - Proper Image Sizing And Dimensions

Image Optimization - You can resize image on Strikingly

Image taken from Strikingly 

Properly resizing images is crucial for optimal performance on your website. When images are too large, they can slow down loading times and negatively impact user experience. On the other hand, images that are too small may appear pixelated or blurry, compromising their visual appeal. You can balance quality and performance by resizing your images appropriately.

Determining the appropriate dimensions for different devices is essential to ensure your images display correctly across various screens. With the increasing use of mobile devices, it's important to consider responsive design principles when sizing your images. Your images should adapt and scale seamlessly to fit different screen sizes without losing clarity or distorting their proportions.

Here are some tips for resizing images without compromising quality:

1. Use high-resolution source images. Start with high-quality source images to maintain clarity when resizing.

2. Maintain aspect ratio. Preserve the original aspect ratio of the image to avoid distortion or stretching.

3. Use image editing software. Utilize tools like Photoshop or online editors to resize your images while maintaining their quality.

4. Optimize for web. Save resized images in an appropriate format (such as JPEG) and optimize them for web use to reduce file size without sacrificing quality.

Strikingly's responsive design features make resizing and optimizing your website's images easier than ever. The platform automatically adjusts image dimensions based on the device used, ensuring your visitors a seamless browsing experience.

Following these tips and utilizing Strikingly's responsive design capabilities will ensure your website's images are correctly sized and optimized for optimal performance across all devices.

#4 Image Optimization Tips - Optimizing Image Filenames And ALT Text

Image Optimization - You can add ALT text for SEO optimzation

Image taken from Strikingly

Image optimization plays a crucial role in improving website performance and SEO rankings. One often overlooked aspect of image optimization is optimizing filenames and ALT text. In this section, we will explore the significance of descriptive filenames for SEO, guidelines for creating SEO-friendly image filenames, the importance of ALT text for search engines and accessibility, and how to use Strikingly's image editing features for filenames and ALT text.

Significance Of Descriptive Filenames For SEO

When it comes to image optimization, using descriptive filenames is essential for SEO. Search engines rely on file names to understand the content of an image. You can provide search engines with valuable information about your images by using relevant keywords in your file names.

For example, instead of naming an image IMG_1234.jpg, it would be more beneficial to name it web-design-services.jpg if the image is related to web design services. The descriptive filename helps search engines understand the context of the image and improves its chances of appearing in relevant search results.

Guidelines For Creating SEO-Friendly Image Filenames

To create SEO-friendly image filenames, consider the following guidelines:

1. Use relevant keywords. Incorporate keywords that accurately describe the content or purpose of the image.

2. Be specific. Choose specific terms that precisely represent what is depicted in the image.

3. Separate words with hyphens. Use hyphens (-) instead of underscores (_) to separate words within a filename.

4. Keep it concise. Aim for short yet descriptive filenames that capture the essence of the image.

Following these guidelines can help you optimize your image filenames for better visibility in search engine results pages (SERPs).

Importance Of ALT Text For Search Engines And Accessibility

ALT text (alternative text) serves as a textual description when users cannot display or access an image due to various reasons like slow internet connections or visual impairments. ALT text is also important for search engines to understand the content of an image.

When creating ALT text, it's crucial to provide accurate and meaningful descriptions relevant to the image. Including relevant keywords, such as image optimization, within the ALT text can enhance its SEO value.

For example, if you have an image showcasing different image compression techniques, a suitable ALT text could be an Image showing various image optimization methods for faster loading times.

Using Strikingly's Image Editing Features For Filenames And ALT Text

Strikingly offers convenient image editing features that allow you to optimize filenames and ALT text effortlessly. With its user-friendly interface, you can easily edit filenames to make them more descriptive and SEO-friendly.

Additionally, Strikingly provides a dedicated section where you can add ALT text to your images. This feature enables you to include relevant keywords and descriptive information in the ALT tags, enhancing SEO and accessibility.

You can optimize your filenames and ALT text effectively without any technical expertise by utilizing Strikingly's image editing capabilities.

#5 Image Optimization Tips - Leveraging Image Compression Techniques

Image compression plays a crucial role in optimizing website performance, particularly regarding faster loading times. Image compression ensures that web pages load quickly and efficiently for users by reducing the file size of images without compromising their quality.

Importance Of Image Compression For Faster Loading Times

One of the key factors affecting website loading speed is the size of the images used. Large image files can significantly slow a webpage's load time, leading to a poor user experience and potentially lower search engine rankings. Compressing images can help reduce file size while maintaining visual quality, resulting in faster loading times and improved website performance.

Different Methods Of Image Compression (Lossy vs. Lossless)

There are two main methods of image compression: lossy and lossless compression.

1. Lossy Compression. This method reduces file size by eliminating some data from the original image file. While it achieves higher levels of compression, it also results in a slight loss of quality. Lossy compression is ideal for images where slight visual imperfections are acceptable, such as photographs or graphics with complex details.

2. Lossless Compression. Unlike lossy compression, lossless compression reduces file size without sacrificing visual quality. It removes unnecessary metadata and redundant information from the image file while retaining all original data accurately. Lossless compression is suitable for images that require the preservation of fine details or transparency, like logos or icons.

Best Practices For Optimizing Image Compression

To optimize image compression effectively, consider these best practices:

1. Choose the appropriate method. Determine whether lossy or lossless compression is more suitable for your specific needs based on the image type and desired quality level.

2. Use optimized formats. JPEG is typically best suited for photographs or complex visuals with many colors, while PNG works well for graphics with fewer colors or transparency. GIF is primarily used for simple animations.

3. Set the right compression level. Adjust the compression level to balance file size reduction and visual quality. Experiment with different levels to find the optimal compromise.

4. Resize images before compression. Scale down images to their intended display size before compressing them, as this further reduces file size without compromising quality.

5. Test image quality. Regularly check the compressed images on different devices and screen sizes to ensure they maintain satisfactory visual quality.

#6 Image Optimization Tips - Optimizing Image Loading Speed

Optimizing image loading speed is crucial for both user experience and SEO. Slow-loading images can frustrate visitors and lead to higher bounce rates, negatively impacting your website's search engine rankings. To ensure a fast and seamless browsing experience, here are some techniques you can employ to optimize image loading speed:

Impact Of Image Loading Speed On User Experience And SEO

The loading speed of your website's images plays a significant role in user experience and search engine optimization. Users expect websites to load quickly, and if they wait for images to load, they may leave your site before engaging with your content. It can result in lost opportunities for conversions and lower overall engagement metrics.

From an SEO perspective, search engines like Google consider page loading speed as one of the ranking factors. If your website takes too long to load due to heavy images, it may receive lower rankings in search results, leading to decreased visibility and organic traffic.

Techniques For Optimizing Image Loading Speed

To optimize image loading speed, you can employ various techniques that reduce file sizes without compromising quality:

1. Compress Images. Use image compression tools or software that reduce file sizes without sacrificing visual quality. The technique significantly improves loading times.

2. Lazy Loading. Implement lazy loading techniques that defer loading below-the-fold images until users scroll down the page. This approach ensures that only the visible images are initially loaded, reducing page load time.

3. Use CSS Sprites. Combine multiple small images into one sprite sheet using CSS sprites technique. This method enhances overall page performance by reducing the number of server requests required for individual image files.

4. Minify HTML/CSS/JavaScript. Minify your website's HTML, CSS, and JavaScript files by removing unnecessary characters such as white spaces or comments. The optimization technique reduces file sizes and improves overall loading speed.

5. Content Delivery Network (CDN). Utilize a CDN to store and deliver your website's images from servers closer to your visitors. It helps reduce latency and improves loading speed, especially for users accessing your site from different geographical locations.

#7 Image Optimization Tips - Utilizing Image Descriptions And Captions

Including image descriptions and captions in your web images can greatly enhance user experience and improve SEO rankings. Here are the benefits of utilizing image descriptions and captions, along with guidelines for creating engaging content and using Strikingly's captions and descriptions features.

Benefits Of Including Image Descriptions And Captions

1. Improved accessibility. Image descriptions give visually impaired users a detailed understanding of the image content, making your website more inclusive.

2. Enhanced SEO. Image descriptions and captions help search engines understand the context of your images, leading to better indexing and higher rankings.

3. Increased engagement. Relevant image descriptions capture users' attention, keeping them engaged with your content for longer periods.

4. Better user experience. Clear image captions provide additional information or context, enhancing the overall user experience on your website.

Writing Descriptive And Relevant Image Descriptions

When writing image descriptions, it's essential to be descriptive and relevant to the surrounding text. Follow these guidelines:

1. Be concise. Keep your image description within 50 words or less to ensure it doesn't overshadow the main content.

2. Use keywords naturally. Incorporate relevant keywords like image optimization in a way that flows naturally within the description.

3. Provide context. Describe what is happening in the image, highlighting key details or important elements for understanding its relevance.

4. Be accurate. Ensure that your description accurately represents what is depicted in the image without exaggeration or misleading information.

Guidelines For Creating Engaging Image Captions

Captions provide an opportunity to add further value to your images by providing additional context or sparking curiosity among users. Consider these guidelines when creating engaging captions:

1. Keep it concise. Aim for short but impactful sentences that complement the main message conveyed by the visual content.

2. Add context or storytelling elements. Use captions to provide extra information, tell a story, or evoke emotions related to the image.

3. Incorporate relevant keywords. Include keywords like image optimization in your captions, but make sure they fit naturally within the sentence.

4. Encourage action or interaction. Use captions to prompt users to take specific actions, such as clicking a link or sharing the image on social media. 

How Can Strikingly Help With Image Optimization On Website?

Here are a few ways Strikingly can help with image optimization on a website:

  • Image Compression - Strikingly automatically compresses images uploaded to the site to reduce file size without sacrificing quality. This helps pages load faster.
  • Responsive Images - Strikingly creates multiple resized versions of images to serve the right size for different screen sizes. This prevents serving large images on mobile.
  • Lazy Loading - Images below the fold are loaded only when the user scrolls down. This speeds up initial page loads.
  • Image CDN - Images are served from a global content delivery network, bringing them closer physically to each user for faster load times.
  • Image Formats - Strikingly converts images to advanced formats like WebP when supported by the browser for smaller file sizes.
  • Image Dimensions - Size and dimension attributes are added to images to avoid layout jumps as they load.

Strikingly handles many of the technical optimization best practices behind the scenes to ensure images load quickly without the user having to do much. It results in faster load times and a better experience for site visitors.

Image Optimization - Strikingly makes uploaded images responsive

Image taken from Strikingly


Implementing these 7 image optimization tips is crucial for achieving SEO success. Properly optimized images can significantly improve your website's loading speed, enhancing user experience and positively impacting search engine rankings.

Strikingly plays a vital role in simplifying and optimizing images on your website. With its user-friendly interface and built-in features like responsive design options, image editing capabilities, and analytics, Strikingly empowers website owners to implement the best image optimization practices easily. You can efficiently optimize your web images without compromising quality or spending excessive time on technical aspects by utilizing Strikingly's image optimization features. It allows you to focus on creating engaging content and delivering an exceptional user experience.

Now that you have gained valuable insights into the importance of image optimization and learned about the 7 tips for better performance, it's time to take action. Don't wait any longer. Take advantage of Strikingly's image optimization features and optimize your images today for better results tomorrow!