Topic

webpack

2 posts

Plate 89

Is webpack-bundle-analyzer Accurate? A 2.3x Size Gap

webpack-bundle-analyzer 5.4.0 vs source-map-explorer 2.5.3 on one webpack 5.111 production build (148,569 B): date-fns 44,313 B vs 19,196 B (2.3x) because of module concatenation estimates; lodash 70,136 vs 70,312 B. CLI medians 313 ms vs 224 ms (JSON).

Hands-on5 Oct 2026 · 5 min

Plate 99

Rspack vs Webpack: Which Builds Faster? 0.54s vs 4.3s

Rspack 2.2.8 vs Webpack 5.111.1 on a 201-module React fixture: cold production medians 0.54 s vs 4.33 s (~8.0x). Webpack+Babel vs Rspack+builtin:swc-loader. Raw bundles 174 KB vs 365 KB; gzip ~48 KB vs ~52 KB.

Summary5 Oct 2026 · 5 min