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Model comparison

Claude Opus 4.6 vs Qwen3 235B 2507

Data verified

Head-to-head evidence from 3 shared benchmark results across 1 category. Overall scores shown here use the public BenchAlign v5 ranking lane.

68.59/100
Margin
12.6pts
← winning
56.02/100
0 category wins1 category wins

Public leaderboard positions: Claude Opus 4.6 #16 (Supported); Qwen3 235B 2507 #78 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Claude Opus 4.6 and Qwen3 235B 2507 share 3 comparable benchmark results. 1 of 8 categories are comparable. 43 results are unique to Claude Opus 4.6; 1 to Qwen3 235B 2507.

Updated July 20, 2026
Shared results
3
Claude Opus 4.6 only
43
Qwen3 235B 2507 only
1
Comparable categories
1 / 8

Pick Claude Opus 4.6 if you want the stronger benchmark profile. Qwen3 235B 2507 only becomes the better choice if knowledge is the priority or you want the cheaper token bill.

Confidence note. This is a partial-evidence comparison with 3 shared benchmark results across 1 evidence category; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Claude Opus 4.6 is clearly ahead on the BenchAlign aggregate, 68.59 to 56.02. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude Opus 4.6 is also the more expensive model on tokens at $5.00 input / $25.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Qwen3 235B 2507. That is roughly Infinityx on output cost alone. Claude Opus 4.6 gives you the larger context window at 1M, compared with 128K for Qwen3 235B 2507.

Category breakdown

Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.

Category scores and score margins for Claude Opus 4.6 and Qwen3 235B 2507
CategoryClaude Opus 4.6ΔQwen3 235B 2507
KnowledgeClaude Opus 4.669.1Margin→ 9.8Qwen3 235B 250778.9
AgenticClaude Opus 4.673.0MarginNo overlapQwen3 235B 2507Not measured
CodingClaude Opus 4.668.1MarginNo overlapQwen3 235B 2507Not measured
MathClaude Opus 4.636.3MarginNo overlapQwen3 235B 2507Not measured
MultilingualClaude Opus 4.6Not measuredMarginNo overlapQwen3 235B 250779.4
MultimodalClaude Opus 4.677.3MarginNo overlapQwen3 235B 2507Not measured

Decisive benchmark drivers

The largest measured benchmark gaps in this matchup, with exact reported values.

More
A · Claude Opus 4.6B · Qwen3 235B 2507

  1. SuperGPQA

    Knowledge
    Source ↗
    A 95%B 62.6%
    Winner: Claude Opus 4.6Δ 32.4
    SuperGPQA: Claude Opus 4.6 scored 95%; Qwen3 235B 2507 scored 62.6%. Claude Opus 4.6 wins this benchmark.

  2. GPQA

    Knowledge
    Source ↗
    A 91.3%B 77.5%
    Winner: Claude Opus 4.6Δ 13.8
    GPQA: Claude Opus 4.6 scored 91.3%; Qwen3 235B 2507 scored 77.5%. Claude Opus 4.6 wins this benchmark.

  3. MMLU-Pro

    Knowledge
    Source ↗
    A 82%B 83%
    Winner: Qwen3 235B 2507Δ 1
    MMLU-Pro: Claude Opus 4.6 scored 82%; Qwen3 235B 2507 scored 83%. Qwen3 235B 2507 wins this benchmark.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricClaude Opus 4.6Qwen3 235B 2507Comparison
Input / output priceUSD per 1M tokensClaude Opus 4.6$5 input / $25 outputQwen3 235B 2507$0 input / $0 outputQwen3 235B 2507 has the lower combined listed price.
Generation speedtokens per secondClaude Opus 4.640 tok/sQwen3 235B 2507Not availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenClaude Opus 4.61.78 sQwen3 235B 2507Not availableA complete latency comparison is not available.
Context windowmaximum listed tokensClaude Opus 4.61MQwen3 235B 2507128KClaude Opus 4.6 lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
Terminal-Bench 2.0Source 65.4%—Not comparable
BrowseCompSource 83.7%—Not comparable
OSWorld-VerifiedSource 72.7%—Not comparable
τ²-bench resultsSource 84.8%—Not comparable
Claw-EvalSource 70.4%—Not comparable
DeepSearchQASource 73.7%—Not comparable
CyberGymSource 66.6%—Not comparable
Gert LabsSource 61.85%—Not comparable
ResearchClawBenchSource 19.9%—Not comparable
JobBenchSource 36.7%—Not comparable
Coding
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
SWE-bench VerifiedSource 80.8%—Not comparable
SWE-bench Verified*Source 75.6%—Not comparable
LiveCodeBench ProSource 70.7%—Not comparable
SWE-bench ProSource 53.4%—Not comparable
SWE-RebenchSource 65.3%—Not comparable
React Native EvalsSource 84.1%—Not comparable
Vibe Code BenchSource 57.57%—Not comparable
AA-SciCodeSource 45.7%—Not comparable
FrontierCode 1.1 MainSource 26.9%—Not comparable
Reasoning
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
AA-LCRSource 58.3%—Not comparable
CritPtSource 2.8%—Not comparable
KnowledgeQwen3 235B 2507 wins
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
GPQASource 91.3%77.5%Claude Opus 4.6 leads
GPQA-DSource 89.2%—Not comparable
SuperGPQASource 95%62.6%Claude Opus 4.6 leads
MMLU-ProSource 82%83%Qwen3 235B 2507 leads
MMLU-Pro (Arcee)Source 89.1%—Not comparable
HLESource 53%—Not comparable
HLE w/o toolsSource 40%—Not comparable
HealthBench HardSource 14.8%—Not comparable
MedXpertQA (Text)Source 52.1%—Not comparable
Artificial Analysis Intelligence IndexSource 37.8%—Not comparable
AA-GPQA DiamondSource 84.0%—Not comparable
AA-HLESource 18.6%—Not comparable
AA-Omniscience IndexSource 3.5%—Not comparable
AA-Omniscience AccuracySource 45.2%—Not comparable
AA-Omniscience Hallucination RateSource 76.0%—Not comparable
Math
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
AIME25 (Arcee)Source 99.8%—Not comparable
FrontierMath v2 (Tiers 1-3)Source 40.700%—Not comparable
FrontierMath v2 (Tier 4)Source 22.900%—Not comparable
Multilingual
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
MMLU-ProXSource —79.4%Not comparable
Multimodal
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
MMMU-ProSource 77.3%—Not comparable
ERQASource 51.6%—Not comparable
ScreenSpot ProSource 83.1%—Not comparable
MedXpertQA (MM)Source 64.8%—Not comparable
AA-MMMU-ProSource 72.5%—Not comparable
Design Arena WebsiteSource 1328—Not comparable
Inst. Following
BenchmarkClaude Opus 4.6Qwen3 235B 2507Result
AA-IFBenchSource 44.6%—Not comparable
Frequently Asked Questions (2)

Which is better, Claude Opus 4.6 or Qwen3 235B 2507?

Claude Opus 4.6 is ahead on BenchLM's BenchAlign leaderboard, 68.59 to 56.02. The biggest single separator in this matchup is SuperGPQA, where the scores are 95% and 62.6%.

Which is better for knowledge tasks, Claude Opus 4.6 or Qwen3 235B 2507?

Qwen3 235B 2507 has the edge for knowledge tasks in this comparison, averaging 78.9 versus 69.1. Inside this category, SuperGPQA is the benchmark that creates the most daylight between them.

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