WordPress plugin comparison
Performance Lab vs Speed Optimizer
Performance Lab
by WordPress Performance Team
100K+ installs4.3
Speed Optimizer
by SiteGround
1M+ installs4.2
At a glance
- Speed Optimizer has more active installs: 1M+, against 100K+ for Performance Lab.
- On a typical day, Speed Optimizer is downloaded about 5,598 times, Performance Lab about 809.
- Performance Lab is rated higher: 4.3 out of 5 from 51 reviews, against 4.2 from 641 reviews.
- Speed Optimizer was updated more recently: Nov 2, 2026, against Aug 26, 2026 for Performance Lab.
- Speed Optimizer resolves more of its support threads: 57% in the last two months, against 50% for Performance Lab.
- Both are tested up to WordPress 7.1.4.
- Speed Optimizer has been around longer: since 2014, against 2022 for Performance Lab.
Line by line
Speed Optimizer leads on 6 of 7 comparable lines.
| Metric | Performance Lab | Speed Optimizer |
|---|---|---|
| Popular rank | #305 | #44 |
| Active installs | 100K+ | 1M+ |
| Downloads, last 30 days | 21K | 3.5M |
| Rating | 4.3(51) | 4.2(641) |
| Support threads resolved | 50% | 57% |
| Tested up to | 7.1.4 | 7.1.4 |
| Search multiplier | ×1.25 | ×2.73 |
| Last release | 2 months ago | 7 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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