Modern Image Formats vs Optimus – WordPress Image Optimizer (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Optimus – WordPress Image Optimizer
30K+ active installs
Free
Quick Verdict
As of April 2026, Optimus – WordPress Image Optimizer has a higher user rating (4.2/5 from 68 reviews) while Modern Image Formats leads in active installations (100K+ vs 30K+). Both are free WordPress plugins. Modern Image Formats has accumulated 980K+ total downloads while Optimus – WordPress Image Optimizer has 694K+.
Detailed Comparison
| Metric | Modern Image Formats | Optimus – WordPress Image Optimizer | |
|---|---|---|---|
| Rating | 3.3/5 | ► | 4.2/5 |
| Total Reviews | 23 | ► | 68 |
| Active Installs | 100K+ | ◄ | 30K+ |
| Total Downloads | 980K+ | ◄ | 694K+ |
| Support Resolution | 67% | N/A | |
| Last Updated | 2 months ago | ► | 1 month ago |
| First Released | 2023 | 2012 | |
| Age | 3 years | 14 years | |
| WP Requires | 6.6+ | 4.6+ | |
| PHP Requires | 7.2+ | 5.6+ | |
| Business Model | Free | Free | |
| Latest Version | 2.6.1 | 1.6.3 |
Rating Breakdown
Modern Image Formats
Optimus – WordPress Image Optimizer
Download Trends
Over the past 30 days, Modern Image Formats averaged approximately 518 daily downloads while Optimus – WordPress Image Optimizer averaged 38.
Recent Reviews
Modern Image Formats Reviews
Funktioniert wie beschrieben – Heimvorteil weil von WordPress entwickelt
Ich nutze dieses Plugin auf allen neuen Webseiten, damit Bilder automatisch nach AVIF konvertiert werden. Es funktionierte bisher immer ohne Probleme, deshalb kann ich es uneingeschränkt empfehlen. Ic
Doesn’t work, support not helpful
Been trying to get this thing to work but it just wont serve the generated images. Support stopped replying.
compression?
Good plugin, but no option to set the WebP compression value. What compression is used here?
Optimus – WordPress Image Optimizer Reviews
Not very effective
The 100kb limit of the free version is very limiting and mostly serves like a demo. My disappointment was that even though i had the premium version and i optimized the images, google pagespeed still
Fait le job
Pourquoi perdre du temps quand un outil peut vous en faire gagner… Si vous avez des images trop lourdes qui peuvent ralentir votre site, c’est l’outil idéal. This topic was modified 7 years, 2
You should purchase this plugin!
A simple, fast and easy to use plugin that has great features to offer. I’ve purchased a key for the Pro version a few days ago and converted all my pictures to webP. My blog is faster than ever. If y
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.