Noometry

Model comparison

GPT-5 Nano vs Qwen3.5 Max Preview

Qwen3.5 Max Preview is the stronger model overall, scoring 45.3 to 33.5 on the Noometry Index.

Last verified . 16 shared benchmarks.

GPT-5 Nano OpenAI

33.5

Rank #241 Confirmed

Qwen3.5 Max Preview Alibaba (Qwen)

45.3

Rank #71 Confirmed

Summary

  • They share 16 benchmarks with published results for both. GPT-5 Nano scores higher in 0 categories and Qwen3.5 Max Preview in 8 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Qwen3.5 Max Preview leads 66.0 to 39.1.

Side by side

GPT-5 NanoQwen3.5 Max Preview
ProviderOpenAIAlibaba (Qwen)
Noometry Index33.545.3
Released2025-08-07—
WeightsProprietaryProprietary
Context window400K—
Max output128K—
Input $ / M tokens$0.05—
Output $ / M tokens$0.40—
Results tracked4917

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Category by category

Coding Qwen3.5 Max Preview leads

GPT-5 Nano: 33.6 (#254), Qwen3.5 Max Preview: 44.0 (#77)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Coding13511487
SWE-bench Verified (bash only)34.8%—
WeirdML38.1%—
ALE-Bench718.67—

Agentic & Tool Use Not comparable

GPT-5 Nano: 25.8 (#106), Qwen3.5 Max Preview: —

BenchmarkGPT-5 NanoQwen3.5 Max Preview
Terminal-Bench21.8%—
Berkeley Function Calling Leaderboard51.5%—

Reasoning Qwen3.5 Max Preview leads

GPT-5 Nano: 16.3 (#306), Qwen3.5 Max Preview: 30.8 (#84)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Hard Prompts13281483
ARC-AGI-22.6%—
Kagi LLM Benchmark62.2%—
ARC-AGI-120.7%—
Chess Puzzles27%—
Mystery Game Puzzles9%—
DTBench62.7%—
LMCA7.9%—
Epoch Capabilities Index139.38—
ForecastBench59.1—

Math Qwen3.5 Max Preview leads

GPT-5 Nano: 29.4 (#241), Qwen3.5 Max Preview: 40.1 (#94)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Math13171474
FrontierMath (Tiers 1-3)20%—
FrontierMath Tier 42.4%—
OTIS Mock AIME 2024-202581.1%—
ProofBench12%—
Omni-MATH54.6%—
MATH Level 595.2%—
FrontierMath (Feb 2025 set)8.3%—
FrontierMath Tier 4 (v1)2.1%—

Knowledge Qwen3.5 Max Preview leads

GPT-5 Nano: 35.9 (#178), Qwen3.5 Max Preview: 41.8 (#107)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Expert13211489
GPQA Diamond69.4%—
SimpleQA Verified11.7%—
MMLU-Pro77.8%—
Vectara Hallucination Rate10.5%—
GPQA (HELM)67.9%—

Multimodal Not comparable

GPT-5 Nano: 31.3 (#108), Qwen3.5 Max Preview: —

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Vision1159—
VPCT37.2%—

Multilingual Qwen3.5 Max Preview leads

GPT-5 Nano: 45.3 (#172), Qwen3.5 Max Preview: 56.2 (#22)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Non-English13131465
LMArena Chinese13561534
LMArena German13271487
LMArena Japanese12261495
LMArena Korean12691438
LMArena Russian12961471
LMArena Spanish13601470
LMArena French—1484

Instruction Following Qwen3.5 Max Preview leads

GPT-5 Nano: 75.0 (#79), Qwen3.5 Max Preview: 77.0 (#31)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Instruction Following13061467
IFEval93.2%—

Long Context Qwen3.5 Max Preview leads

GPT-5 Nano: 31.3 (#281), Qwen3.5 Max Preview: 45.2 (#45)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Longer Query13121476
Fiction.LiveBench44.4%—

Writing & Preference Qwen3.5 Max Preview leads

GPT-5 Nano: 39.1 (#249), Qwen3.5 Max Preview: 66.0 (#41)

BenchmarkGPT-5 NanoQwen3.5 Max Preview
LMArena Text13201470
LMArena Creative Writing12491464
LMArena Multi-Turn13111478
EQ-Bench Creative Writing705—
WildBench80.6%—

Frequently asked questions

Is GPT-5 Nano better than Qwen3.5 Max Preview?

Qwen3.5 Max Preview is the stronger model overall, scoring 45.3 to 33.5 on the Noometry Index.

Is GPT-5 Nano or Qwen3.5 Max Preview better for coding?

Qwen3.5 Max Preview scores higher on coding benchmarks: 44.0 versus 33.6 in the Noometry coding category.

How many benchmarks do GPT-5 Nano and Qwen3.5 Max Preview share?

16 benchmarks have published results for both models. GPT-5 Nano has 49 scored results on Noometry and Qwen3.5 Max Preview has 17.

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