WordPress plugin comparison
Image Optimizer vs Speed Optimizer
At a glance
- Both have 1M+ active installs.
- On a typical day, Image Optimizer is downloaded about 5,796 times, Speed Optimizer about 5,598.
- Speed Optimizer is rated higher: 4.2 out of 5 from 641 reviews, against 1.7 from 81 reviews.
- Speed Optimizer was updated more recently: Nov 2, 2026, against Sep 22, 2026 for Image Optimizer.
- Image Optimizer resolves more of its support threads: 100% in the last two months, against 57% for Speed Optimizer.
- Speed Optimizer is tested with a newer WordPress: 7.1.4, against 7.0.8 for Image Optimizer.
- Speed Optimizer has been around longer: since 2014, against 2024 for Image Optimizer.
Line by line
Speed Optimizer leads on 6 of 7 comparable lines.
| Metric |  Image Optimizer |  Speed Optimizer |
|---|---|---|
| Popular rank | #58 | #44 |
| Active installs | 1M+ | 1M+ |
| Downloads, last 30 days | 174.1K | 3.5M |
| Rating | 1.7(81) | 4.2(641) |
| Support threads resolved | 100% | 57% |
| Tested up to | 7.0.8 | 7.1.4 |
| Search multiplier | ×1.28 | ×2.73 |
| Last release | 1 month ago | 6 days ago |
| Requires PHP | 7.4 | 7.0 |
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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