Noometry

Model comparison

Claude Sonnet 4.5 vs Qwen Max

Claude Sonnet 4.5 is the stronger model overall, scoring 44.1 to 34.7 on the Noometry Index. Qwen Max costs 2.1× less per token, which makes it the better buy when Claude Sonnet 4.5's lead doesn't matter for your workload.

Last verified . 21 shared benchmarks.

Claude Sonnet 4.5 Anthropic

44.1

Rank #81 Confirmed

Qwen Max Alibaba (Qwen)

34.7

Rank #230 Confirmed

Summary

  • They share 21 benchmarks with published results for both. Claude Sonnet 4.5 scores higher in 8 categories and Qwen Max in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Claude Sonnet 4.5 leads 66.5 to 47.8.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 77.8% for Claude Sonnet 4.5 and 16.1% for Qwen Max.
  • Qwen Max is cheaper at $1.60 / $6.40 per million input/output tokens, against $3 / $15 for Claude Sonnet 4.5.
  • Claude Sonnet 4.5 accepts more context: 200K tokens versus 33K.

Side by side

Claude Sonnet 4.5Qwen Max
ProviderAnthropicAlibaba (Qwen)
Noometry Index44.134.7
Released2025-09-292024-04-03
WeightsProprietaryProprietary
Context window200K33K
Max output64K8K
Input $ / M tokens$3$1.60
Output $ / M tokens$15$6.40
Results tracked7323

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Category by category

Coding Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 47.3 (#61), Qwen Max: 30.7 (#292)

BenchmarkClaude Sonnet 4.5Qwen Max
LMArena Coding14891288
SWE-bench Verified71.3%—
SWE-bench Verified (bash only)71.4%—
Aider Polyglot—21.8%
LMArena WebDev1393—
SWE-bench Multilingual67%—
SciCode44.7%—
GSO14.7%—
WeirdML47.7%—
ALE-Bench796.15—
AlgoTune1.52—

Agentic & Tool Use Not comparable

Claude Sonnet 4.5: 38.3 (#32), Qwen Max: —

BenchmarkClaude Sonnet 4.5Qwen Max
Terminal-Bench46.5%—
Berkeley Function Calling Leaderboard73.2%—
GDPval42.5%—
Remote Labor Index2.1%—
τ²-bench Airline72%—
τ²-bench Banking25.3%—
τ²-bench Retail72.4%—
τ²-bench Telecom84.9%—
Cybench60%—
DeepResearch Bench52.6%—
OSWorld62.9%—
LMArena Search1159—
METR Time Horizons67.4%—
Vending-Bench 23,839—

Reasoning Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 26.9 (#125), Qwen Max: 25.1 (#151)

BenchmarkClaude Sonnet 4.5Qwen Max
LMArena Hard Prompts14621269
ARC-AGI-213.6%—
SimpleBench54.3%—
Kagi LLM Benchmark57.9%—
NYT Connections (extended)37.3%—
ARC-AGI-163.7%—
CritPt1.1%—
Chess Puzzles12%—
EnigmaEval6%—
EBR-Bench2.4%—
Mystery Game Puzzles17%—
DTBench83.2%—
LMCA38.8%—
Epoch Capabilities Index146.84—
ForecastBench61.9—

Math Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 32.3 (#216), Qwen Max: 22.3 (#276)

BenchmarkClaude Sonnet 4.5Qwen Max
OTIS Mock AIME 2024-202577.8%16.1%
LMArena Math14491275
MATH Level 597.7%67.2%
FrontierMath (Feb 2025 set)15.2%1%
FrontierMath (Tiers 1-3)23.9%—
FrontierMath Tier 42.4%—
ProofBench19%—
Omni-MATH55.3%—
FrontierMath Tier 4 (v1)4.2%—

Knowledge Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 48.4 (#76), Qwen Max: 30.3 (#228)

BenchmarkClaude Sonnet 4.5Qwen Max
GPQA Diamond82.3%56.1%
LMArena Expert14821248
Humanity's Last Exam13.7%—
SimpleQA Verified30.7%—
MMLU-Pro86.9%—
Vectara Hallucination Rate12%—
GPQA (HELM)68.6%—

Multimodal Not comparable

Claude Sonnet 4.5: 34.8 (#89), Qwen Max: —

BenchmarkClaude Sonnet 4.5Qwen Max
VPCT39.8%—
LMArena Document1450—

Multilingual Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 53.4 (#69), Qwen Max: 41.8 (#202)

BenchmarkClaude Sonnet 4.5Qwen Max
LMArena Non-English14251263
LMArena Chinese14591254
LMArena French14581330
LMArena German14271254
LMArena Japanese13901205
LMArena Korean14031142
LMArena Russian14371274
LMArena Spanish14571290

Instruction Following Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 75.0 (#78), Qwen Max: 66.5 (#208)

BenchmarkClaude Sonnet 4.5Qwen Max
LMArena Instruction Following14591262
IFEval85%—

Long Context Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 45.2 (#46), Qwen Max: 39.4 (#180)

BenchmarkClaude Sonnet 4.5Qwen Max
LMArena Longer Query14761288
Fiction.LiveBench—66.7%

Writing & Preference Claude Sonnet 4.5 leads

Claude Sonnet 4.5: 66.5 (#34), Qwen Max: 47.8 (#205)

BenchmarkClaude Sonnet 4.5Qwen Max
LMArena Text14391282
LMArena Creative Writing14421248
LMArena Multi-Turn14651277
EQ-Bench Creative Writing1678—
WildBench85.4%—

Frequently asked questions

Is Claude Sonnet 4.5 better than Qwen Max?

Claude Sonnet 4.5 is the stronger model overall, scoring 44.1 to 34.7 on the Noometry Index. Qwen Max costs 2.1× less per token, which makes it the better buy when Claude Sonnet 4.5's lead doesn't matter for your workload.

Which is cheaper, Claude Sonnet 4.5 or Qwen Max?

Qwen Max is cheaper. It lists at $1.60 per million input tokens and $6.40 per million output tokens; Claude Sonnet 4.5 lists at $3 and $15.

Is Claude Sonnet 4.5 or Qwen Max better for coding?

Claude Sonnet 4.5 scores higher on coding benchmarks: 47.3 versus 30.7 in the Noometry coding category.

Which has the bigger context window?

Claude Sonnet 4.5 does, with 200K tokens against 33K.

How many benchmarks do Claude Sonnet 4.5 and Qwen Max share?

21 benchmarks have published results for both models. Claude Sonnet 4.5 has 73 scored results on Noometry and Qwen Max has 23.

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