Noometry

Model comparison

Claude Sonnet 4.6 vs Qwen3-4B

Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 31.9 on the Noometry Index.

Last verified . 4 shared benchmarks.

Claude Sonnet 4.6 Anthropic

50.3

Rank #50 Confirmed

Qwen3-4B Alibaba (Qwen)

31.9

Rank #264 Confirmed

Summary

  • They share 4 benchmarks with published results for both. Claude Sonnet 4.6 scores higher in 4 categories and Qwen3-4B in 0 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Sonnet 4.6 leads 46.1 to 19.2.
  • The biggest single-benchmark swing is GPQA Diamond: 87.4% for Claude Sonnet 4.6 and 52.3% for Qwen3-4B.
  • Qwen3-4B has downloadable open weights; the other is API-only.

Side by side

Claude Sonnet 4.6Qwen3-4B
ProviderAnthropicAlibaba (Qwen)
Noometry Index50.331.9
Released2026-02-172025-04-29
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$3—
Output $ / M tokens$15—
Results tracked576

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Category by category

Coding Not comparable

Claude Sonnet 4.6: 46.3 (#67), Qwen3-4B: —

BenchmarkClaude Sonnet 4.6Qwen3-4B
SWE-bench Verified75.2%—
DeepSWE29.9%—
FrontierCode24.3%—
LMArena WebDev1522—
SciCode46.8%—
WeirdML66.1%—
LMArena Coding1504—
ALE-Bench1,327—

Agentic & Tool Use Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 39.1 (#28), Qwen3-4B: 27.6 (#100)

BenchmarkClaude Sonnet 4.6Qwen3-4B
Terminal-Bench53.4%—
APEX-Agents43%—
Berkeley Function Calling Leaderboard—35.7%
OSWorld 2.09.3%—
DeepResearch Bench54.9%—
OSWorld72.1%—
ExploitBench23.6%—
GBAEval48.8%—
GDP.pdf18%—
LMArena Search1221—
Vending-Bench 27,204—

Reasoning Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 46.1 (#45), Qwen3-4B: 19.2 (#268)

BenchmarkClaude Sonnet 4.6Qwen3-4B
Chess Puzzles13%4%
ARC-AGI-260.4%—
NYT Connections (extended)80.9%—
ARC-AGI-186.5%—
CritPt3.1%—
Thematic Generalization76.3%—
LMArena Hard Prompts1484—
Mystery Game Puzzles16%—
DTBench89.9%—
LMCA46.5%—
Epoch Capabilities Index152.24—
ForecastBench62—

Math Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 52.9 (#49), Qwen3-4B: 29.7 (#240)

BenchmarkClaude Sonnet 4.6Qwen3-4B
OTIS Mock AIME 2024-202585.8%52.2%
MathArena Final-Answer Competitions—38.5%
ProofBench45%—
LMArena Math1462—
FrontierMath (Feb 2025 set)32.4%—
FrontierMath Tier 4 (v1)8.3%—

Knowledge Claude Sonnet 4.6 leads

Claude Sonnet 4.6: 51.7 (#65), Qwen3-4B: 33.0 (#208)

BenchmarkClaude Sonnet 4.6Qwen3-4B
GPQA Diamond87.4%52.3%
Vectara Hallucination Rate10.6%5.7%
SimpleQA Verified35.5%—
LMArena Expert1500—

Multimodal Not comparable

Claude Sonnet 4.6: 38.0 (#68), Qwen3-4B: —

BenchmarkClaude Sonnet 4.6Qwen3-4B
LMArena Vision1283—
Blueprint-Bench 26.7%—
LMArena Document1482—

Multilingual Not comparable

Claude Sonnet 4.6: 54.4 (#41), Qwen3-4B: —

BenchmarkClaude Sonnet 4.6Qwen3-4B
LMArena Non-English1440—
LMArena Chinese1491—
LMArena French1465—
LMArena German1428—
LMArena Japanese1420—
LMArena Korean1411—
LMArena Russian1440—
LMArena Spanish1464—

Instruction Following Not comparable

Claude Sonnet 4.6: 77.4 (#25), Qwen3-4B: —

BenchmarkClaude Sonnet 4.6Qwen3-4B
LMArena Instruction Following1475—

Long Context Not comparable

Claude Sonnet 4.6: 45.3 (#44), Qwen3-4B: —

BenchmarkClaude Sonnet 4.6Qwen3-4B
LMArena Longer Query1479—

Writing & Preference Not comparable

Claude Sonnet 4.6: 70.2 (#22), Qwen3-4B: —

BenchmarkClaude Sonnet 4.6Qwen3-4B
LMArena Text1458—
LMArena Creative Writing1435—
EQ-Bench Creative Writing1810—
EQ-Bench 41207—
LMArena Multi-Turn1464—

Frequently asked questions

Is Claude Sonnet 4.6 better than Qwen3-4B?

Claude Sonnet 4.6 is the stronger model overall, scoring 50.3 to 31.9 on the Noometry Index.

How many benchmarks do Claude Sonnet 4.6 and Qwen3-4B share?

4 benchmarks have published results for both models. Claude Sonnet 4.6 has 57 scored results on Noometry and Qwen3-4B has 6.

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