WordPress plugin comparison
CW Image Optimizer vs Modern Image Formats
CW Image Optimizer
by Jacob Allred
200+ installs3.9
Modern Image Formats
by WordPress Performance Team
100K+ installs3.6
At a glance
- Modern Image Formats has more active installs: 100K+, against 200+ for CW Image Optimizer.
- On a typical day, Modern Image Formats is downloaded about 1,126 times, CW Image Optimizer about 3.
- CW Image Optimizer is rated higher: 3.9 out of 5 from 14 reviews, against 3.6 from 26 reviews.
- Modern Image Formats was updated more recently: Aug 26, 2026, against Dec 18, 2014 for CW Image Optimizer.
- Modern Image Formats is tested with a newer WordPress: 7.1.4, against 4.1.42 for CW Image Optimizer.
- CW Image Optimizer has been around longer: since 2011, against 2023 for Modern Image Formats.
Line by line
Modern Image Formats leads on 6 of 7 comparable lines.
| Metric | CW Image Optimizer | Modern Image Formats |
|---|---|---|
| Popular rank | #12,457 | #355 |
| Active installs | 200+ | 100K+ |
| Downloads, last 30 days | 87 | 28.8K |
| Rating | 3.9(14) | 3.6(26) |
| Support threads resolved | – | 100% |
| Tested up to | 4.1.42 | 7.1.4 |
| Search multiplier | ×0.00 | ×1.15 |
| Last release | 12 years ago | 2 months ago |
| Requires PHP | – | 7.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
Tags they share
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