An SSR Performance Showdown
π Comprehensive #SSR Performance Testing:
β’ Test setup: 2398 div elements spiral rendering on #NodeJS v22, #M1Mac with 8GB RAM
π Performance Rankings (requests/second):
β’ #fastifyhtml: 1088 (baseline templating)
β’ #Vue: 1028 (best full-featured performance)
β’ #Svelte5: 968 (pre-release version)
β’ #SolidJS: 907 (impacted by hydration IDs)
β’ #Preact: 717 (lightweight alternative)
β’ #React19: 572 (RC version)
π οΈ Testing Environment:
β’ Built using #Fastify and @fastify/vite
β’ Production builds tested
β’ Consistent styling and template implementations
β’ No client-side reactivity features
π‘ Key Findings:
β’ #Vue and #Svelte offer best balance of performance and ecosystem maturity
β’ Hydration markers impact performance (demonstrated in #SolidJS)
β’ Simple templating (#fastifyhtml) outperforms full frameworks
Source: https://blog.platformatic.dev/ssr-performance-showdown