// 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 September 2, 202697,595
Fastify req/s
1.6×
faster than Express
Fastify5.12.1
97,595
Hono4.13.5
88,525
H32.0.1-rc.29
88,334
Koa3.2.1
78,662
Restify12.0.0
70,909
Hapi21.4.10
63,711
Express5.2.1
59,651
req/s · higher is better · illustrative comparison
Latency
Node.js · single instance · updated September 2, 20269.73
Fastify ms
1.7×
lower than Express
Express5.2.1
16.25
Hapi21.4.10
15.22
Restify12.0.0
13.57
Koa3.2.1
12.21
H32.0.1-rc.29
10.88
Hono4.13.5
10.80
Fastify5.12.1
9.73
ms · lower is better · illustrative comparison
Throughput
Node.js · single instance · updated September 2, 202617.50
Fastify MB/s
1.6×
faster than Express
Fastify5.12.1
17.50
H32.0.1-rc.29
15.50
Hono4.13.5
14.52
Koa3.2.1
14.03
Restify12.0.0
12.78
Hapi21.4.10
11.36
Express5.2.1
10.64
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.