WordPress plugin comparison
Image Optimizer vs SW Lazy Load
At a glance
- Image Optimizer has more active installs: 1M+, against fewer than 10 for SW Lazy Load.
- On a typical day, Image Optimizer is downloaded about 5,796 times, SW Lazy Load about 1.
- SW Lazy Load is rated higher: 3.0 out of 5 from 2 reviews, against 1.7 from 81 reviews.
- Image Optimizer was updated more recently: Sep 22, 2026, against Aug 27, 2014 for SW Lazy Load.
- Image Optimizer is tested with a newer WordPress: 7.0.8, against 3.9.40 for SW Lazy Load.
- SW Lazy Load has been around longer: since 2014, against 2024 for Image Optimizer.
Line by line
Image Optimizer leads on 5 of 6 comparable lines.
| Metric |  Image Optimizer |  SW Lazy Load |
|---|---|---|
| Popular rank | #58 | – |
| Active installs | 1M+ | Fewer than 10 |
| Downloads, last 30 days | 169.2K | 22 |
| Rating | 1.7(81) | 3.0(2) |
| Support threads resolved | 100% | – |
| Tested up to | 7.0.8 | 3.9.40 |
| Search multiplier | ×1.28 | ×0.00 |
| Last release | 1 month ago | 12 years 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.
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