WordPress plugin comparison
Image Optimizer vs PageSpeed Ninja
At a glance
- Image Optimizer has more active installs: 1M+, against 5K+ for PageSpeed Ninja.
- On a typical day, Image Optimizer is downloaded about 5,796 times, PageSpeed Ninja about 35.
- PageSpeed Ninja is rated higher: 4.5 out of 5 from 114 reviews, against 1.7 from 81 reviews.
- Image Optimizer was updated more recently: Sep 22, 2026, against Sep 26, 2024 for PageSpeed Ninja.
- Image Optimizer is tested with a newer WordPress: 7.0.8, against 6.6.11 for PageSpeed Ninja.
- PageSpeed Ninja has been around longer: since 2017, against 2024 for Image Optimizer.
Line by line
Image Optimizer leads on 6 of 7 comparable lines.
| Metric |  Image Optimizer |  PageSpeed Ninja |
|---|---|---|
| Popular rank | #58 | #3,188 |
| Active installs | 1M+ | 5K+ |
| Downloads, last 30 days | 169.2K | 549 |
| Rating | 1.7(81) | 4.5(114) |
| Support threads resolved | 100% | – |
| Tested up to | 7.0.8 | 6.6.11 |
| Search multiplier | ×1.28 | ×0.15 |
| Last release | 1 month ago | 2 years ago |
| Requires PHP | 7.4 | 5.6 |
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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