Noometry

Model comparison

GPT-4.1 mini vs Qwen3.5 Plus

Qwen3.5 Plus is the stronger model overall, scoring 42.9 to 33.6 on the Noometry Index.

Last verified . 9 shared benchmarks.

GPT-4.1 mini OpenAI

33.6

Rank #240 Confirmed

Qwen3.5 Plus Alibaba (Qwen)

42.9

Rank #106 Confirmed

Summary

  • They share 9 benchmarks with published results for both. GPT-4.1 mini scores higher in 0 categories and Qwen3.5 Plus in 4 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in math, where Qwen3.5 Plus leads 49.6 to 24.1.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 44.7% for GPT-4.1 mini and 86.7% for Qwen3.5 Plus.
  • GPT-4.1 mini is cheaper at $0.40 / $1.60 per million input/output tokens, against $0.40 / $2.40 for Qwen3.5 Plus.
  • GPT-4.1 mini accepts more context: 1.05M tokens versus 1M.

Side by side

GPT-4.1 miniQwen3.5 Plus
ProviderOpenAIAlibaba (Qwen)
Noometry Index33.642.9
Released2025-04-142026-02-16
WeightsProprietaryProprietary
Context window1.05M1M
Max output33K66K
Input $ / M tokens$0.40$0.40
Output $ / M tokens$1.60$2.40
Results tracked4715

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Category by category

Coding Not comparable

GPT-4.1 mini: 30.6 (#293), Qwen3.5 Plus: —

BenchmarkGPT-4.1 miniQwen3.5 Plus
SWE-bench Verified (bash only)23.9%—
Aider Polyglot32.4%—
SciCode40.4%—
WeirdML37.6%—
BigCodeBench Instruct48.9%—
LMArena Coding1367—
CadEval16%—
ALE-Bench—621.92

Agentic & Tool Use Not comparable

GPT-4.1 mini: 33.3 (#55), Qwen3.5 Plus: —

BenchmarkGPT-4.1 miniQwen3.5 Plus
Berkeley Function Calling Leaderboard50.5%—
Vending-Bench 2—0.54

Reasoning Qwen3.5 Plus leads

GPT-4.1 mini: 10.8 (#340), Qwen3.5 Plus: 32.8 (#74)

BenchmarkGPT-4.1 miniQwen3.5 Plus
Chess Puzzles7%22%
Mystery Game Puzzles7%17%
DTBench68.8%80.5%
LMCA21.1%36.4%
Epoch Capabilities Index135.01146.78
ARC-AGI-20%—
Kagi LLM Benchmark48.6%—
ARC-AGI-13.5%—
CritPt0%—
LMArena Hard Prompts1349—

Math Qwen3.5 Plus leads

GPT-4.1 mini: 24.1 (#270), Qwen3.5 Plus: 49.6 (#61)

BenchmarkGPT-4.1 miniQwen3.5 Plus
OTIS Mock AIME 2024-202544.7%86.7%
FrontierMath (Feb 2025 set)4.5%21%
FrontierMath (Tiers 1-3)6.7%—
Omni-MATH49.1%—
LMArena Math1343—
MATH Level 587.3%—
FrontierMath Tier 4 (v1)—2.1%

Knowledge Qwen3.5 Plus leads

GPT-4.1 mini: 34.7 (#194), Qwen3.5 Plus: 46.0 (#83)

BenchmarkGPT-4.1 miniQwen3.5 Plus
GPQA Diamond65.8%84.8%
SimpleQA Verified12.7%25.4%
MMLU-Pro78.3%—
Vectara Hallucination Rate—10.7%
GPQA (HELM)61.4%—
LMArena Expert1338—

Multimodal Not comparable

GPT-4.1 mini: 35.8 (#82), Qwen3.5 Plus: —

BenchmarkGPT-4.1 miniQwen3.5 Plus
LMArena Vision1181—

Multilingual Not comparable

GPT-4.1 mini: 45.7 (#166), Qwen3.5 Plus: —

BenchmarkGPT-4.1 miniQwen3.5 Plus
LMArena Non-English1318—
LMArena Chinese1329—
LMArena French1358—
LMArena German1351—
LMArena Japanese1290—
LMArena Korean1298—
LMArena Russian1324—
LMArena Spanish1319—

Instruction Following Not comparable

GPT-4.1 mini: 73.7 (#118), Qwen3.5 Plus: —

BenchmarkGPT-4.1 miniQwen3.5 Plus
IFEval90.4%—
LMArena Instruction Following1333—

Long Context Qwen3.5 Plus leads

GPT-4.1 mini: 31.8 (#275), Qwen3.5 Plus: 43.0 (#113)

BenchmarkGPT-4.1 miniQwen3.5 Plus
Fiction.LiveBench44.4%—
CL-bench—19.8%
CL-bench Life—12.4%
LMArena Longer Query1344—

Writing & Preference Not comparable

GPT-4.1 mini: 48.6 (#199), Qwen3.5 Plus: —

BenchmarkGPT-4.1 miniQwen3.5 Plus
LMArena Text1340—
LMArena Creative Writing1300—
EQ-Bench Creative Writing1147—
WildBench83.8%—
LMArena Multi-Turn1354—

Frequently asked questions

Is GPT-4.1 mini better than Qwen3.5 Plus?

Qwen3.5 Plus is the stronger model overall, scoring 42.9 to 33.6 on the Noometry Index.

Which is cheaper, GPT-4.1 mini or Qwen3.5 Plus?

GPT-4.1 mini is cheaper. It lists at $0.40 per million input tokens and $1.60 per million output tokens; Qwen3.5 Plus lists at $0.40 and $2.40.

Which has the bigger context window?

GPT-4.1 mini does, with 1.05M tokens against 1M.

How many benchmarks do GPT-4.1 mini and Qwen3.5 Plus share?

9 benchmarks have published results for both models. GPT-4.1 mini has 47 scored results on Noometry and Qwen3.5 Plus has 15.

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