✅ Magepow Speed Optimizer:
- Focuses more on lazy loading and minification (HTML, CSS, JS).
- Offers regex-based exclusions for fine-tuning optimizations.
- Provides options for preloading images and setting placeholder images to maintain layout stability.
- Allows custom scripts & styles injection.
✅ Swissup Page Speed:
- More advanced resource preloading (
rel="preload", DNS prefetch, preconnect). - Supports Critical CSS to prioritize visible content loading.
- Includes Expire Headers (cache control) to improve browser caching.
- Offers JavaScript bundling & deferring for better render performance.
Best Use Case:
- Magepow is great for lazy loading, minification, and fine-tuning optimization rules.
- Swissup is better for preloading, caching strategies, and optimizing above-the-fold content.