WordPress plugin comparison
CompressX vs Image Optimizer
At a glance
- Image Optimizer has more active installs: 1M+, against 40K+ for CompressX.
- On a typical day, Image Optimizer is downloaded about 5,796 times, CompressX about 444.
- CompressX is rated higher: 5.0 out of 5 from 198 reviews, against 1.7 from 81 reviews.
- CompressX was updated more recently: Oct 7, 2026, against Sep 22, 2026 for Image Optimizer.
- Image Optimizer resolves more of its support threads: 100% in the last two months, against 67% for CompressX.
- CompressX is tested with a newer WordPress: 7.1.4, against 7.0.8 for Image Optimizer.
Line by line
Level: each leads on 4 of 8 comparable lines.
| Metric |  CompressX |  Image Optimizer |
|---|---|---|
| Popular rank | #819 | #58 |
| Active installs | 40K+ | 1M+ |
| Downloads, last 30 days | 15.9K | 174.1K |
| Rating | 5.0(198) | 1.7(81) |
| Support threads resolved | 67% | 100% |
| Tested up to | 7.1.4 | 7.0.8 |
| Search multiplier | ×1.37 | ×1.28 |
| Last release | 1 month ago | 1 month ago |
| Requires PHP | 7.0 | 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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