// 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 12, 202689,258
Fastify req/s
1.4×
faster than Express
Fastify5.12.5
89,258
Hono4.13.13
84,885
H32.0.1-rc.32
76,522
Koa3.2.1
75,682
Restify12.0.0
65,248
Hapi21.4.10
62,316
Express5.2.1
62,054
req/s · higher is better · illustrative comparison
Latency
Node.js · single instance · updated October 12, 202610.68
Fastify ms
1.5×
lower than Express
Express5.2.1
15.63
Hapi21.4.10
15.55
Restify12.0.0
14.84
Koa3.2.1
12.78
H32.0.1-rc.32
12.56
Hono4.13.13
11.30
Fastify5.12.5
10.68
ms · lower is better · illustrative comparison
Throughput
Node.js · single instance · updated October 12, 202616.00
Fastify MB/s
1.4×
faster than Express
Fastify5.12.5
16.00
Hono4.13.13
13.92
Koa3.2.1
13.50
H32.0.1-rc.32
13.43
Restify12.0.0
11.76
Hapi21.4.10
11.11
Express5.2.1
11.07
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.