express-bun 5.2 benchmark results

express-bun 5.2 is a javascript web framework. At concurrency 64 it serves 39 580 requests per second with a P50 latency of 1.52 ms, ranking 276 of 358 overall and 56 of 63 among javascript frameworks.

Language: javascript ES2019
Framework version: 5.2
Website: https://expressjs.com
Open in the interactive charts: compare express-bun

All measured metrics for express-bun 5.2, by concurrency level.
Metric	Concurrency 64	Concurrency 256	Concurrency 512
Requests / second	39 580	37 367	36 820
P50 latency	1.52 ms	6.57 ms	13.70 ms
P75 latency	1.61 ms	7.38 ms	14.49 ms
P90 latency	2.10 ms	7.84 ms	15.33 ms
P99 latency	2.59 ms	9.46 ms	18.19 ms
P99.999 latency	4.87 ms	17.70 ms	21.91 ms
Average latency	1.62 ms	6.84 ms	13.87 ms
Minimum latency	0.51 ms	0.43 ms	0.18 ms
Standard deviation	0.32 ms	0.79 ms	1.35 ms
Total requests	593 730	560 588	552 453
Bytes received	65.30 MB	61.66 MB	60.76 MB
HTTP errors	0	0	0
Request timeouts	0	0	0
Socket connection errors	0	0	0
Socket read errors	0	0	0
Socket write errors	0	0	0

Rank

Position of express-bun on requests per second.
Concurrency	Overall	Among javascript frameworks
64	276 of 358	56 of 63
256	281 of 358	56 of 63
512	279 of 358	56 of 63

Other javascript frameworks

Fastest javascript frameworks at concurrency 64.
#	Framework	Requests / second	P50 latency	P99 latency
1	nhttp 2	179 708	0.33 ms	0.56 ms
2	elysia-bun 1.4	178 846	0.32 ms	0.60 ms
3	sifrr 0	174 175	0.32 ms	0.50 ms
4	mesh 0.8	173 717	0.27 ms	0.48 ms
5	vixeny-deno 0.1	173 367	0.32 ms	0.52 ms
6	uwebsockets 20.58	172 563	0.33 ms	0.51 ms
7	fulmine 5.18	172 187	0.31 ms	0.55 ms
8	hono-deno 4.13	170 810	0.32 ms	0.53 ms
9	routejs-uwebsocket 3	167 115	0.30 ms	0.49 ms
10	morojs 1.8	165 567	0.33 ms	0.49 ms

All 63 javascript frameworks