Yoast vs Rank Math vs DiagnoSEO

Performance comparison

Comparison of the code quality and performance factors based mainly on data from WPHive.com and PluginTests.com

DiagnoSEO Yoast Rank Math
Memory usage 61.33 KB >1 MB +227.47 KB
Change of speed of loading website after plugin activation -0.053 s +0.145 s 0.03 s
Size of ZIP file <140 KB 3.9 MB 2.9 MB
Number of lines of code <6 300 67 332 133 739
The fastest SEO plugin on the market

Free features comparison

Comparison of most frequently used SEO features and a couple of chosen pro features.

DiagnoSEO Yoast Rank Math
Metadata templates with variables
Snippet preview
Open Graph support
Content analysis
Redirect attachment page links to image file
Breadcrumbs with WAI ARIA support
Keyword placement checkpoints
Social media preview
Schema generator
Checkpoint for multiple related keywords
Hide social links from bots
Web analytics code support
Content statistics
Number of SEO checkpoints 35+ <35 20
Possibility to add/edit category description with HTML formatting
Possibility to import data from popular SEO plugins

Pro features comparison

Comparison of chosen most useful and common pro features.

DiagnoSEO Yoast Rank Math
Anchor text control on posts lists (theme needs to support this feature)
Post rating with stars and schema
Affiliate deeplink hider – a better solution than nofollow to avoid link juice leaks
Table of contents widget
Table of contents block
Access to super detailed and advanced SEO audit tool (200+ factors)
Optimization for multiple keywords (not limited to only one focus keyword)
SEO Categories widget
SEO Categories widget for WooCommerce
Redirections (301, 302)
Google News sitemap (XML)
Video sitemap (XML)
Advanced content quality checkpoints (based on data from real search results)
LocalBusiness schema
Internal linking suggestions (based on data from real search results)
Related posts widget
Featured posts widget
Access to competitors analysis SEO tool (using AI and real search data)
Website crawl tool access (e.g. 404 detects and 20 more factors)
Multiple schema.org support
Date modified support
Last modified support
reviewedBy schema (for E-A-T)
Advanced WooCommerce metadata support
HTML Sitemap block
“Same as” schema.org for better social media account connections
Option to change all external links to nofollow (works also on Multisite)
Option to change XML sitemap name for better data protection
One-click automatic updates
Dedicated premium support

Pro AI features comparison

Comparison of chosen AI features from Pro version.

DiagnoSEO Yoast Rank Math
AI comments generator
AI excerpt generator Soon
AI metadata generator
AI content generator Soon
Related keywords (NLP) suggestions (based on AI)

Bonuses

Comparison of bonuses.

DiagnoSEO Yoast Rank Math
Discount for Multi Premium WordPress Theme and Website Builder
Complete Multi integration
WordPress SEO Course Soon
Access to AI-Powered SEO and content marketing tools

Price and license type

Comparison of prise and license type.

DiagnoSEO Yoast Rank Math
Price per year $49 USD €99 EUR $69 EUR
License type Unlimited websites Per website Unlimited personal websites only
Affordable for everyone