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 Jun 01 2026 05:55:29 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	✓	64458.4	15.02	11.49
polkadot	1.0.0	✗	60947.2	15.91	10.87
bare	10.13.0	✗	58578.4	16.57	10.45
h3	0.8.6	✗	58317.6	16.64	9.57
polka	0.5.2	✓	56495.2	17.20	10.07
foxify	0.10.20	✓	56200.8	17.30	9.22
h3-router	0.8.6	✓	55849.6	17.41	9.16
restana	4.9.9	✓	55060.0	17.67	9.82
connect	3.7.0	✗	54327.2	17.91	9.69
micro	9.4.1	✗	54024.0	18.01	9.63
fastify	4.29.1	✓	53588.8	18.16	9.61
server-base	7.1.32	✗	51874.4	18.78	9.25
server-base-router	7.1.32	✓	51225.6	19.03	9.14
micro-route	2.5.0	✓	49333.6	19.77	8.80
connect-router	1.3.8	✓	49153.6	19.85	8.77
yeps	1.1.1	✗	47921.6	20.37	8.55
trek-engine	1.0.5	✗	44944.8	21.75	7.37
trek-router	1.2.0	✓	44152.6	22.15	7.24
vapr	0.6.0	✓	43604.8	22.43	7.15
yeps-router	1.2.0	✓	40814.2	24.01	7.28
koa	2.16.4	✗	40660.8	24.10	7.25
spirit	0.6.1	✗	38955.2	25.18	6.95
total.js	3.4.13	✓	38072.6	25.77	11.66
spirit-router	0.5.0	✓	38011.2	25.81	6.78
koa-isomorphic-router	1.0.1	✓	37077.0	26.47	6.61
take-five	2.0.0	✓	37060.6	26.48	13.32
restify	8.6.1	✓	36265.8	27.08	6.54
koa-router	12.0.1	✓	35067.8	28.01	6.25
hapi	20.3.0	✓	31611.2	31.13	5.64
microrouter	3.1.3	✓	31034.4	31.71	5.53
trpc-router	9.27.4	✓	24919.6	39.62	5.51
egg.js	3.34.0	✓	16914.1	58.61	6.05
express	4.22.2	✓	12882.0	77.08	2.30
fastify-big-json	4.29.1	✓	12092.6	82.12	139.14
express-with-middlewares	4.22.2	✓	12061.6	82.35	4.49
express-route-prefix	4.22.2	✓	10019.4	99.20	3.71
rayo	1.4.6	✓	N/A	N/A	N/A