WordPress plugin comparison
Image Optimizer vs MRI SiteOptimizer
At a glance
- Image Optimizer has more active installs: 1M+, against fewer than 10 for MRI SiteOptimizer.
- On a typical day, Image Optimizer is downloaded about 5,796 times, MRI SiteOptimizer about 2.
- MRI SiteOptimizer has no reviews yet.
- Image Optimizer was updated more recently: Sep 22, 2026, against Aug 14, 2026 for MRI SiteOptimizer.
- Both are tested up to WordPress 7.0.8.
- Image Optimizer has been around longer: since 2024, against 2026 for MRI SiteOptimizer.
Line by line
Image Optimizer leads on 5 of 5 comparable lines.
| Metric |  Image Optimizer |  MRI SiteOptimizer |
|---|---|---|
| Popular rank | #58 | #66,668 |
| Active installs | 1M+ | Fewer than 10 |
| Downloads, last 30 days | 174.1K | 42 |
| Rating | 1.7(81) | No ratings |
| Support threads resolved | 100% | – |
| Tested up to | 7.0.8 | 7.0.8 |
| Search multiplier | ×1.28 | ×0.05 |
| Last release | 1 month ago | 2 months ago |
| Requires PHP | 7.4 | 7.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
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