Optimizing Product Photos for Shopify and WooCommerce
In e-commerce, your images are your sales pitch. A pixelated or slow-loading product photo is the fastest way to lose a customer. Here is how to prep your inventory like a pro.
Shopify's Image Requirements
Shopify allows you to upload images up to 4472 x 4472 px, with a file size up to 20MB. However, for a fast-loading store, we recommend staying around **2048 x 2048 px** for high-res zoom and **below 1MB** in size. Shopify automatically serves smaller versions of your images to mobile users, but starting from an optimized master file is always better.
WooCommerce and WordPress Optimization
Unlike Shopify, WooCommerce is self-hosted. This means you are responsible for the storage and bandwidth. Large images will slow down your entire site and can even lead to your hosting account being suspended for resource overuse. Using **WebP** is mandatory for modern WordPress stores.
The Importance of Uniform Aspect Ratios
Nothing looks more amateur than a product grid where some images are tall and others are wide. Use Resize.one's **[Cropper](../index.html)** tool to set a fixed 1:1 (Square) or 4:5 ratio for all your product photos. This creates a clean, uniform look that builds trust with shoppers.
Batch Processing Trick
If you have 500 product shots, don't do them one by one. Drag them all into Resize.one, set the Width to 2048px, choose "WebP" as the format, and hit "Download All." You've just optimized your entire seasonal launch in under 60 seconds.
White Background vs. Lifestyle Shots
Your primary product image should almost always be a high-key shot on a pure white background. For secondary images, use "lifestyle" shots to show the product in use. For white backgrounds, ensure you use **PNG** if you need true transparency, or **high-quality JPG** to save space.
ALT Text for E-commerce
Don't just use "shoes" as your alt text. Use "Nike Air Max 2026 - Black/White Men's Running Shoes." This helps your products show up in Google Shopping and Google Images, driving free organic traffic to your store.
Conclusion
Your product photography is an investment in your brand's credibility. By following these technical standards and using Resize.one's bulk tools, you can ensure your store is fast, beautiful, and ready to convert. Start optimizing your shop today!