// benchmarks
Benchmarks
Machines matter, but so does the framework overhead. Fastify was engineered from the ground up to add as little as possible on top of Node.js.
Requests per second
Node.js · single instance · updated October 1, 202650,373
Fastify req/s
1.8×
faster than Express
Fastify5.12.5
50,373
Hono4.13.9
45,102
H32.0.1-rc.29
39,767
Koa3.2.1
38,917
Restify12.0.0
32,424
Hapi21.4.10
31,978
Express5.2.1
27,474
req/s · higher is better · illustrative comparison
Latency
Node.js · single instance · updated October 1, 202619.33
Fastify ms
1.9×
lower than Express
Express5.2.1
35.89
Hapi21.4.10
30.79
Restify12.0.0
30.34
Koa3.2.1
25.20
H32.0.1-rc.29
24.67
Hono4.13.9
21.67
Fastify5.12.5
19.33
ms · lower is better · illustrative comparison
Throughput
Node.js · single instance · updated October 1, 20269.03
Fastify MB/s
1.8×
faster than Express
Fastify5.12.5
9.03
Hono4.13.9
7.40
H32.0.1-rc.29
6.98
Koa3.2.1
6.94
Restify12.0.0
5.84
Hapi21.4.10
5.70
Express5.2.1
4.90
MB/s · higher is better · illustrative comparison
These figures are illustrative. Real-world results depend on your hardware, Node.js version, and workload. Reproduce them yourself with the official fastify/benchmarks suite and measure against your own routes.