Compare / qwen3-4b vs Claude Haiku 4.5

qwen3-4b vs Claude Haiku 4.5

5 results from 2 sources that measured both models. Each row is in the source's own units; there is no overall winner.

qwen3-4b: Alibaba · profile
Claude Haiku 4.5: Anthropic · profile
Results compared: 5
Shared sources: 2

Benchmark	Metric	qwen3-4b	Claude Haiku 4.5
UGI Leaderboardreported	Requested-length error% off the requested word count	9.0%	6.0%
UGI Leaderboardreported	Style adherencescore from 0 to 1	0.37	0.39
UGI Leaderboardreported	Writing scorescore out of 100	22.4	52.2
Vectara Hallucination Leaderboardreported	Answer rate% of documents	99.9%	99.5%
Vectara Hallucination Leaderboardreported	Hallucination rate% of summaries	5.7%	9.8%

Bold green marks the better value on that metric. Where a source reports ranges that overlap, the difference may not be meaningful; see the benchmark page for ranges.