Which is better, Claude Opus 4.5 or Qwen3.6 27B?

Across 61 shared benchmarks tracked on Vector Wire, Claude Opus 4.5 leads on 34 and Qwen3.6 27B leads on 25 — Claude Opus 4.5 leads on more. Strengths differ by axis; the table below shows every head-to-head number with provenance.

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Claude Opus 4.5 vs Qwen3.6 27B

AnthropicvsAlibaba61 shared benchmarks34–25 head-to-head

Benchmark	Claude Opus 4.5	Qwen3.6 27B
AA Agentic Index	59.6	27.5
AA Intelligence	41.9	37.7
AA-LCR	76	73.3
AA-Omniscience	14	-20
aime_2026	95.1	94.1
Artificial Analysis Coding Index	47.8	53.7
C-Eval	92.2	91.4
CC-OCR	76.9	81.2
charxiv_rq	68.5	78.4
Claw Eval (pass@3)	59.6	60.6
Claw-Eval Avg	76.6	72.4
critpt	4.6	1.1
DynaMath	79.7	85.6
ERQA	46.8	62.5
gdpval	47.3	32
GPQA Diamond	87	87.8
HLE	30.8	24
hmmt_feb_2025	92.9	93.8
hmmt_feb_2026	85.3	84.3
hmmt_nov_2025	93.3	90.7
IFBench	58	69.1
imo_answer_bench	84	80.8
livebench_agentic_coding	39.7	39.3
livebench_coding	79.7	71.8
livebench_data_analysis	74.4	70.4
livebench_instruction_following	62.5	53.2
livebench_language	81.3	63.3
livebench_math	90.4	79.9
livebench_reasoning	80.1	70.3
LiveCodeBench v6	84.8	83.9
mathvision	77.1	85.1
MathVista	80.2	87.4
MLVU	81.7	86.6
mmlu_redux	95.6	93.5
MMLU-Pro	90	86.2
MMMU	80.7	82.9
MMMU-Pro	74	75.8
MMStar	73.2	81.4
MV-Bench	67.2	75.5
nl2repo	43.2	36.2
OCRBench	86.5	89.4
OmniDocBench 1.5	87.7	89.4
OmniScience Accuracy	46.6	19.6
OmniScience Non-Hallucination	39	50.7
OSWorld-Verified	66.3	63.9
QwenClawBench	52.3	53.4
QwenWebBench	1536	1487
RealWorldQA	77	84.1
scicode	50	39.8
SimpleVQA	69.7	56.1
SkillsBench Avg5	45.3	48.2
supergpqa	70.6	66
SWE-bench Multilingual	77.5	71.3
SWE-bench Pro	57.1	53.5
SWE-bench Verified	81.5	77.2
Terminal-Bench 2.0	59.3	59.3
Terminal-Bench Hard	47	34.8
V*	67	94.7
VideoMME (w sub.)	77.7	87.7
VideoMMMU	84.4	84.4
τ²-Bench Telecom (AA run)	89.5	94.2

Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing.