Software Alternatives, Accelerators & Startups

WebPagetest VS ImageOptim

Compare WebPagetest VS ImageOptim and see what are their differences

WebPagetest logo WebPagetest

Run a free website speed test from multiple locations around the globe using real browsers...

ImageOptim logo ImageOptim

Faster web pages and apps.
  • WebPagetest Landing page
    Landing page //
    2023-07-05
  • ImageOptim Landing page
    Landing page //
    2023-03-12

WebPagetest videos

WebPageTest - The State of the Web

More videos:

  • Tutorial - How To Use WebPageTest.org - For Beginners

ImageOptim videos

An absolute beginers guide to using Imageoptim on a Mac

More videos:

  • Review - An introduction to ImageOptim CLI
  • Review - Ускоряем загрузку сайта [Сжимаем графику при помощи ImageOptim или FileOptimizer]

Category Popularity

0-100% (relative to WebPagetest and ImageOptim)
Website Monitoring
100 100%
0% 0
Image Optimisation
0 0%
100% 100
Performance Monitoring
100 100%
0% 0
Image Editing
0 0%
100% 100

User comments

Share your experience with using WebPagetest and ImageOptim. For example, how are they different and which one is better?
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Social recommendations and mentions

ImageOptim might be a bit more popular than WebPagetest. We know about 53 links to it since March 2021 and only 51 links to WebPagetest. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

WebPagetest mentions (51)

  • A PageSpeed insight report, but for every page in your domain
    Trust neither. The most optimal option I've found is webpagetest.org Its been quite handy lately. This tool does look interesting. Source: about 1 year ago
  • How are you all accurately checking your website load time? Not sure PageSpeedInsights is very helpful.
    Webpagetest.org is another. Pagespeedinsights and lighthouse are great for identifying page load issues to fix, but actual page load times will always vary between the user and your web server. Universal analytics has some page load timings but that's going away soon and nothing afaik is in GA4. I've seen an example of building a page load timer in tag manager and dumping the results into an event. Source: about 1 year ago
  • Extreme confusing over Speed Index results -- webpagetest.org
    So I am working on rebuilding our company's site with a new stack. I am running tests using webpagetest.org, and I am having trouble fully understanding the speed index results as well as the film strip view. The page renders quite fast everywhere I test it. Google Lighthouse shows it in the 90s + for performance score, however when I test the page on webpagetest, I get load times of 77 seconds (NOT MS) which is... Source: about 1 year ago
  • Does anyone else experience pure ecstasy when they get 100 on Lighthouse? 😩
    Webpagetest.org is great, and checking OP's site they have done an incredible job, I don't think I have ever made or seen an Ecom site this slick. Super clean waterfall view. Source: over 1 year ago
  • Performance scores for Google Lighthouse/Insights seem to be very inaccurate
    Thanks for the recommendation regarding webpagetest.org, another user made a similar recommendation so I will check it out. Source: over 1 year ago
View more

ImageOptim mentions (53)

  • How to improve web performance
    Compress Images: Reduce file size while maintaining quality using image compression tools like TinyPNG or ImageOptim. Also, you can use Figma plugin: ExportX. - Source: dev.to / about 1 month ago
  • How to improve page load speed and response times: A comprehensive guide
    Compressing images: This technique reduces image size without compromising quality. You can achieve this using various image compression tools like TinyPNG or ImageOptim. These tools are specifically designed to manage multiple image formats and compression methods. They help reduce image files, resulting in less data transfer from the server to the user's device. It is advisable to compress images before... - Source: dev.to / 4 months ago
  • Optimizing Images for Developer Blogs
    ImageOptimImageOptim is a free and open-source tool that can be used to compress JPEG, PNG, and GIF images. - Source: dev.to / 4 months ago
  • Am I missing out on something?
    Currently installed apps: Alfred for searching applications/files and launching websites quickly I Stat menus to monitor my hardware Geo Gebra Classic 6 for school Rectangle for better window management Obsidian for note taking Resolve for video editing and all utilities that come with it Bitwarden as my go-to password manager Microsoft Word, Excel PowerPoint and Teams for school Dropover for moving or... Source: 8 months ago
  • The 10 tools I install on every new Mac I get
    ImageOptim - file resizing and optimising images, even on the command line (free). - Source: dev.to / 9 months ago
View more

What are some alternatives?

When comparing WebPagetest and ImageOptim, you can also consider the following products

GTmetrix - GTmetrix is a free tool that analyzes your page's speed performance. Using PageSpeed and YSlow, GTmetrix generates scores for your pages and offers actionable recommendations on how to fix them.

Caesium Image Compressor - Compress your pictures up to 90% without visible quality loss.

PageSpeed Insights - PageSpeed is addon for ...

TinyPNG - Make your website faster and save bandwidth. TinyPNG optimizes your PNG images by 50-80% while preserving full transparency!

Google Lighthouse - Lighthouse is an open-source, automated tool for improving the quality of web pages.

Optimage - Advanced image optimization tool