TL;DR

• Fastify is a fast and low overhead web framework for Node.js.
• This package shows how fast it is comparatively.
• For metrics (cold-start) see metrics.md

Installing

npm i -g fastify-benchmarks

Usage

benchmark [arguments (optional)]

Arguments

• -h: Help on how to use the tool.
• compare: Get comparative data for your benchmarks.

You may also compare all test results, at once, in a single table; benchmark compare -t

You can also extend the comparison table with percentage values based on fastest result; benchmark compare -p

Benchmarks

• Machine: linux x64 | 4 vCPUs | 15.6GB Mem
• Node: v14.21.3
• Run: Mon Aug 17 2026 02:37:00 GMT+0000 (Coordinated Universal Time)
• Method: autocannon -c 100 -d 40 -p 10 localhost:3000 (two rounds; one to warm-up, one to measure)

	Version	Router	Requests/s	Latency (ms)	Throughput/Mb
0http	3.5.3	✓	62217.6	15.58	11.10
polkadot	1.0.0	✗	61077.6	15.87	10.89
h3	0.8.6	✗	60596.8	16.01	9.94
restana	4.9.9	✓	57774.4	16.82	10.30
h3-router	0.8.6	✓	57637.6	16.85	9.45
bare	10.13.0	✗	57472.0	16.90	10.25
polka	0.5.2	✓	56608.8	17.17	10.09
foxify	0.10.20	✓	56317.6	17.26	9.24
connect	3.7.0	✗	54647.2	17.80	9.75
fastify	4.29.1	✓	54050.4	18.00	9.69
micro	9.4.1	✗	53774.4	18.10	9.59
server-base	7.1.32	✗	53026.4	18.36	9.46
server-base-router	7.1.32	✓	52832.8	18.43	9.42
yeps	1.1.1	✗	49862.4	19.56	8.89
micro-route	2.5.0	✓	49106.4	19.87	8.76
connect-router	1.3.8	✓	49078.4	19.88	8.75
trek-engine	1.0.5	✗	46992.6	20.78	7.71
trek-router	1.2.0	✓	45750.4	21.36	7.50
vapr	0.6.0	✓	45080.8	21.69	7.39
yeps-router	1.2.0	✓	41854.4	23.39	7.46
koa	2.16.4	✗	41161.8	23.80	7.34
spirit-router	0.5.0	✓	40724.0	24.06	7.26
spirit	0.6.1	✗	40496.0	24.20	7.22
total.js	3.4.13	✓	37919.0	25.87	11.61
take-five	2.0.0	✓	37743.8	25.99	13.57
koa-isomorphic-router	1.0.1	✓	37676.2	26.04	6.72
restify	8.6.1	✓	36919.0	26.59	6.65
koa-router	12.0.1	✓	34457.4	28.52	6.14
hapi	20.3.0	✓	31445.0	31.30	5.61
microrouter	3.1.3	✓	30639.2	32.13	5.46
trpc-router	9.27.4	✓	26727.2	36.91	5.91
egg.js	3.34.0	✓	16766.9	59.13	6.00
express	4.22.2	✓	12945.6	76.69	2.31
fastify-big-json	4.29.1	✓	12088.8	82.16	139.09
express-with-middlewares	4.22.2	✓	11821.1	84.03	4.40
express-route-prefix	4.22.2	✓	10154.8	97.86	3.76
rayo	1.4.6	✓	N/A	N/A	N/A