Noometry

Model comparison

Claude 3 Opus vs Qwen3.5 35B-A3B

Qwen3.5 35B-A3B is the stronger model overall, scoring 42.0 to 29.5 on the Noometry Index.

Last verified . 23 shared benchmarks.

Claude 3 Opus Anthropic

29.5

Rank #310 Confirmed

Qwen3.5 35B-A3B Alibaba (Qwen)

42.0

Rank #123 Confirmed

Summary

  • They share 23 benchmarks with published results for both. Claude 3 Opus scores higher in 0 categories and Qwen3.5 35B-A3B in 8 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in math, where Qwen3.5 35B-A3B leads 39.9 to 14.8.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 4.7% for Claude 3 Opus and 70% for Qwen3.5 35B-A3B.
  • Qwen3.5 35B-A3B has downloadable open weights; the other is API-only.

Side by side

Claude 3 OpusQwen3.5 35B-A3B
ProviderAnthropicAlibaba (Qwen)
Noometry Index29.542.0
Released2024-02-292026-02-01
WeightsProprietaryOpen
Context window—262K
Max output—66K
Input $ / M tokens—$0.25
Output $ / M tokens—$2
Results tracked4628

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Category by category

Coding Too close to call

Claude 3 Opus: 32.9 (#267), Qwen3.5 35B-A3B: 33.8 (#251)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
LMArena Coding12641410
LMArena WebDev—1254
SciCode—29.3%
WeirdML19.2%—
BigCodeBench Instruct45.5%—
LiveBench Coding38.6%—
BigCodeBench Complete57.4%—
HumanEval+77.4%—
MBPP+73.3%—

Agentic & Tool Use Not comparable

Claude 3 Opus: 24.6 (#116), Qwen3.5 35B-A3B: —

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
Cybench10%—
METR Time Horizons29.5%—

Reasoning Qwen3.5 35B-A3B leads

Claude 3 Opus: 14.6 (#324), Qwen3.5 35B-A3B: 24.6 (#161)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
Chess Puzzles5%10%
LMArena Hard Prompts12451400
DTBench61.6%80%
LMCA17%29.5%
Epoch Capabilities Index126.91142.52
SimpleBench23.5%—
CritPt—0.6%
EnigmaEval0.8%—
LiveBench Reasoning40.6%—
LiveBench Data Analysis57.9%—
ForecastBench58.4—
LiveBench49.2%—
WinoGrande88.5%—

Math Qwen3.5 35B-A3B leads

Claude 3 Opus: 14.8 (#299), Qwen3.5 35B-A3B: 39.9 (#97)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
OTIS Mock AIME 2024-20254.7%70%
LMArena Math12731404
MathArena Final-Answer Competitions—56%
LiveBench Math43.6%—
MATH Level 537.5%—

Knowledge Qwen3.5 35B-A3B leads

Claude 3 Opus: 24.5 (#267), Qwen3.5 35B-A3B: 47.8 (#79)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
GPQA Diamond47.2%83.5%
LMArena Expert12231408
SimpleQA Verified12.6%—
Confabulations22.7%—
Vectara Hallucination Rate—10.5%
MMLU84.6%—

Multimodal Not comparable

Claude 3 Opus: 27.1 (#116), Qwen3.5 35B-A3B: —

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
LMArena Vision1023—

Multilingual Qwen3.5 35B-A3B leads

Claude 3 Opus: 41.4 (#207), Qwen3.5 35B-A3B: 50.0 (#127)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
LMArena Non-English12581378
LMArena Chinese12481457
LMArena French12751412
LMArena German12581367
LMArena Japanese12041325
LMArena Korean11871356
LMArena Russian12801376
LMArena Spanish12461392

Instruction Following Qwen3.5 35B-A3B leads

Claude 3 Opus: 64.1 (#228), Qwen3.5 35B-A3B: 72.8 (#128)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
LMArena Instruction Following12481379
LiveBench Instruction Following63.9%—

Long Context Qwen3.5 35B-A3B leads

Claude 3 Opus: 38.2 (#202), Qwen3.5 35B-A3B: 42.4 (#127)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
LMArena Longer Query12591389

Writing & Preference Qwen3.5 35B-A3B leads

Claude 3 Opus: 47.2 (#213), Qwen3.5 35B-A3B: 57.9 (#124)

BenchmarkClaude 3 OpusQwen3.5 35B-A3B
LMArena Text12621395
LMArena Creative Writing12351346
LMArena Multi-Turn12751390
LiveBench Language50.4%—

Frequently asked questions

Is Claude 3 Opus better than Qwen3.5 35B-A3B?

Qwen3.5 35B-A3B is the stronger model overall, scoring 42.0 to 29.5 on the Noometry Index.

Is Claude 3 Opus or Qwen3.5 35B-A3B better for coding?

They score almost the same on coding (32.9 vs 33.8); test both on your own repository before choosing.

How many benchmarks do Claude 3 Opus and Qwen3.5 35B-A3B share?

23 benchmarks have published results for both models. Claude 3 Opus has 46 scored results on Noometry and Qwen3.5 35B-A3B has 28.

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