GTMetrix vs Lumar (formerly DeepCrawl) · 2026
What's the difference between GTMetrix and Lumar (formerly DeepCrawl)?
Short answer
GTMetrix and Lumar (formerly DeepCrawl) are both site audit tools tools. GTMetrix is a web performance monitoring and optimization tool that allows users to analyze the speed and performance of their websites. Enterprise website intelligence platform for technical SEO at scale. Pick based on team size, integration needs, and budget.
Vendors update features and pricing often. For the most accurate, up-to-date details, always check GTMetrix's site and Lumar (formerly DeepCrawl)'s site directly.
Tools that crawl and analyze your website for technical SEO issues, performance problems, and accessibility gaps.
GTMetrix: GTMetrix is a web performance monitoring and optimization tool that allows users to analyze the speed and performance of their websites. It provides detailed insights and reports on various performance metrics, helping businesses identify and address issues that may be affecting their website's loading speed and user experience.
Lumar (formerly DeepCrawl): Lumar is a web crawler and site auditing tool designed to help businesses analyze and improve the technical performance of their websites. It is primarily used for comprehensive website audits, identifying technical issues, and optimizing website structure for better search engine visibility. Lumar crawls through websites, examining various elements such as internal and external links, HTML tags, page titles, meta descriptions, images, and more. It then provides detailed reports and insights on website health, highlighting areas that need attention and improvement.
GTMetrix vs Lumar (formerly DeepCrawl): at a glance
| GTMetrix | Lumar (formerly DeepCrawl) | |
|---|---|---|
| Category | Site Audit Tools | Site Audit Tools |
| Best suited for | Web Developers & Designers, Business & Website Owners, SEO Specialists, and Digital Marketers. is for website owners, developers, marketers, and SEO specialists who need to test, analyze, and optimize their web page loading speeds, performance scores, and Core Web Vitals | Lumar is built for enterprise SEO teams managing websites with millions of pages that need cloud-based crawling, monitoring, and analytics. It's ideal for large organizations with complex site architectures. Lumar excels when your website is too large for desktop crawlers and you need ongoing monitoring at enterprise scale. |
| Standout strength | Website Performance Analysis | Improve Search Engine Visibility |
| In one line | GTMetrix is a web performance monitoring and optimization tool that allows users to analyze the speed and performance of their websites. | Enterprise website intelligence platform for technical SEO at scale. |
| Current pricing | Published on GTMetrix's site | Published on Lumar (formerly DeepCrawl)'s site |
Why is GTMetrix right for my business?
GTMetrix is a web performance monitoring and optimization tool that allows users to analyze the speed and performance of their websites. It provides detailed insights and reports on various performance metrics, helping businesses identify and address issues that may be affecting their website's loading speed and user experience. Built for Web Developers & Designers, Business & Website Owners, SEO Specialists, and Digital Marketers. is for website owners, developers, marketers, and SEO specialists who need to test, analyze, and optimize their web page loading speeds, performance scores, and Core Web Vitals.
- Website Performance Analysis
- Understand Mobile Performance
- Customizable Testing
- User Experience Improvement
Why is Lumar (formerly DeepCrawl) right for my business?
Lumar is a web crawler and site auditing tool designed to help businesses analyze and improve the technical performance of their websites. It is primarily used for comprehensive website audits, identifying technical issues, and optimizing website structure for better search engine visibility. Lumar crawls through websites, examining various elements such as internal and external links, HTML tags, page titles, meta descriptions, images, and more. It then provides detailed reports and insights on website health, highlighting areas that need attention and improvement. Built for Lumar is built for enterprise SEO teams managing websites with millions of pages that need cloud-based crawling, monitoring, and analytics. It's ideal for large organizations with complex site architectures. Lumar excels when your website is too large for desktop crawlers and you need ongoing monitoring at enterprise scale..
- Improve Search Engine Visibility
- Enhance User Experience
- Increase Organic Traffic Potential
- Prioritization of SEO Efforts
Which is better, GTMetrix or Lumar (formerly DeepCrawl)?
Both GTMetrix and Lumar (formerly DeepCrawl) are site audit tools tools, so the decision comes down to fit rather than capability. Choose GTMetrix if you are web Developers & Designers, Business & Website Owners, SEO Specialists, and Digital Marketers. is for website owners, developers, marketers, and SEO specialists who need to test, analyze, and optimize their web page loading speeds, performance scores, and Core Web Vitals. Choose Lumar (formerly DeepCrawl) if you are lumar is built for enterprise SEO teams managing websites with millions of pages that need cloud-based crawling, monitoring, and analytics. It's ideal for large organizations with complex site architectures. Lumar excels when your website is too large for desktop crawlers and you need ongoing monitoring at enterprise scale.. Confirm current pricing and integration coverage on each vendor's site before committing.
Frequently asked questions
Is GTMetrix better than Lumar (formerly DeepCrawl)?
Neither is universally better—it depends on your use case. GTMetrix is typically chosen for website performance analysis, while Lumar (formerly DeepCrawl) is often picked for improve search engine visibility. Evaluate both against your team size, existing stack, and budget before deciding.
What's the main difference between GTMetrix and Lumar (formerly DeepCrawl)?
Both are site audit tools platforms, but they take different approaches. GTMetrix is a web performance monitoring and optimization tool that allows users to analyze the speed and performance of their websites. Enterprise website intelligence platform for technical SEO at scale. Check each vendor's site for the latest feature breakdown.
Can I switch from GTMetrix to Lumar (formerly DeepCrawl)?
Most teams can migrate between site audit tools tools, but the effort depends on data volume, custom configurations, and integrations. Plan for an export/import cycle, a parallel-run period, and updates to any downstream systems. Both vendors publish migration documentation—check GTMetrix's and Lumar (formerly DeepCrawl)'s sites for current export options.
Which is more affordable, GTMetrix or Lumar (formerly DeepCrawl)?
Pricing for both tools changes frequently and depends on seats, usage tiers, and contract length. Refer to GTMetrix's and Lumar (formerly DeepCrawl)'s pricing pages for the most accurate, up-to-date figures before committing.
Still deciding between GTMetrix and Lumar (formerly DeepCrawl)?
Our consultants can evaluate both tools against your specific stack, budget, and go-to-market motion.