Next.js 16 vs Nuxt 4
Real-world performance comparison based on identical SaaS dashboard implementations.
Next.js 16
Vercel
Next.js deployed on its native platform—the way it was designed to run. Vercel's infrastructure is purpose-built for Next.js, providing automatic edge caching, instant rollbacks, and preview deployments for every git push. ISR (Incremental Static Regeneration) works seamlessly on Vercel with on-demand revalidation APIs and automatic cache invalidation across their global edge network. Edge Functions run your middleware in 30+ regions with sub-millisecond cold starts. This deployment demonstrates Next.js at its most optimized, with Vercel handling image optimization, analytics, and Web Vitals monitoring automatically.
Nuxt 4
VPS
The intuitive Vue framework for building full-stack web applications. Nuxt extends Vue with file-based routing, auto-imports, and a powerful module ecosystem that handles everything from authentication to SEO. Nuxt 4 brings improved TypeScript support, faster dev server, and enhanced hybrid rendering with per-route SSR/SSG/ISR configuration. The Nitro server engine deploys anywhere—Node, Deno, Cloudflare Workers, or static hosting. If you're in the Vue ecosystem, Nuxt is the obvious choice. Its convention-over-configuration approach and rich module library (Nuxt Content, Nuxt Image, Nuxt Auth) accelerate development significantly.
Performance Metrics
Lower is better for all metrics. Green indicates the faster framework.
| Metric | Next.js 16 | Nuxt 4 | Winner |
|---|---|---|---|
| TTFB (p50) | 44.7ms | 47.9ms | ◀ |
| TTFB (p95) | 44.86ms | 53.15ms | ◀ |
| LCP (p50) | 62ms | 72ms | ◀ |
| LCP (p95) | 70.2ms | 80ms | ◀ |
| CLS | 0 | 0 | = |
| TBT | 0 ms | 0 ms | = |
| LCP → TTFB | N/A | N/A | - |
| LCP → Load Delay | N/A | N/A | - |
| LCP → Load Duration | N/A | N/A | - |
| LCP → Render Delay | N/A | N/A | - |
| Performance Score | 96 | 99 | ▶ |
| SEO Score | 100 | 92 | ◀ |
| Accessibility Score | 88 | 80 | ◀ |
| Best Practices Score | 100 | 100 | = |
LLM Understanding (Claude Opus 4.5)
How efficiently Claude Opus 4.5 understands the codebase. Based on exploration + validation tests.
| Metric | Next.js 16 | Nuxt 4 | Winner |
|---|---|---|---|
| Exploration Time | 3883ms | 3958ms | ◀ |
| Exploration Tokens | 3963 | 5681 | ◀ |
| Files Examined | 11 | 11 | = |
| Validation Accuracy | 100% | 86% | ◀ |
| Time Per File | 353ms | 360ms | ◀ |
| Tokens Per File | 3245 | 3488 | ◀ |
| Efficiency Score | 43.28 | 24.39 | ◀ |
LLM Understanding (Claude Haiku 4.5)
How efficiently Claude Haiku 4.5 understands the codebase. Based on exploration + validation tests.
| Metric | Next.js 16 | Nuxt 4 | Winner |
|---|---|---|---|
| Exploration Time | 3029ms | 2493ms | ▶ |
| Exploration Tokens | 3991 | 5707 | ◀ |
| Files Examined | 11 | 11 | = |
| Validation Accuracy | 99% | 82% | ◀ |
| Time Per File | 275ms | 227ms | ▶ |
| Tokens Per File | 3225 | 3482 | ◀ |
| Efficiency Score | 55.84 | 32.06 | ◀ |
Build Metrics
| Metric | Next.js 16 | Nuxt 4 | Winner |
|---|---|---|---|
| Bundle Size (JS) | 613.3KB | 252.2KB | ▶ |
| Bundle Size (CSS) | 23.3KB | 5.3KB | ▶ |
| Build Time | 0s | 0s | = |
| Dependencies | 18 | 10 | ▶ |
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