Model comparison

GPT-5 Mini vs Qwen2.5 Plus 1127

GPT-5 Mini is the stronger model overall, scoring 41.8 to 38.8 on the Noometry Index.

Last verified . 14 shared benchmarks.

GPT-5 Mini OpenAI

41.8

Rank #128 Confirmed

Qwen2.5 Plus 1127 Alibaba (Qwen)

38.8

Rank #181 Confirmed

Summary

  • They share 14 benchmarks with published results for both. GPT-5 Mini scores higher in 7 categories and Qwen2.5 Plus 1127 in 1 category; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where GPT-5 Mini leads 46.7 to 36.1.

Side by side

GPT-5 Mini and Qwen2.5 Plus 1127 specifications
GPT-5 MiniQwen2.5 Plus 1127
ProviderOpenAIAlibaba (Qwen)
Noometry Index41.838.8
Released2025-08-07—
WeightsProprietaryProprietary
Context window400K—
Max output128K—
Input $ / M tokens$0.25—
Output $ / M tokens$2—
Results tracked6014

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Category by category

Coding GPT-5 Mini leads

GPT-5 Mini: 40.1 (#146), Qwen2.5 Plus 1127: 38.5 (#175)

Coding benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Coding14061314
SWE-bench Verified64.7%—
SWE-bench Verified (bash only)59.8%—
SWE-bench Multilingual39.7%—
SciCode39.2%—
WeirdML52.7%—
ALE-Bench799.77—
AlgoTune1.38—

Agentic & Tool Use Not comparable

GPT-5 Mini: 31.1 (#70), Qwen2.5 Plus 1127: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
Terminal-Bench34.8%—
Berkeley Function Calling Leaderboard55.5%—
Vending-Bench 2-31.18—

Reasoning Qwen2.5 Plus 1127 leads

GPT-5 Mini: 23.9 (#168), Qwen2.5 Plus 1127: 25.9 (#141)

Reasoning benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Hard Prompts13801299
ARC-AGI-24.4%—
Kagi LLM Benchmark70.3%—
ARC-AGI-154.3%—
CritPt0%—
Chess Puzzles30%—
EnigmaEval8.2%—
Mystery Game Puzzles10%—
DTBench80.5%—
LMCA34.2%—
Epoch Capabilities Index145.52—
ForecastBench61—

Math GPT-5 Mini leads

GPT-5 Mini: 46.7 (#69), Qwen2.5 Plus 1127: 36.1 (#174)

Math benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Math13781298
FrontierMath (Tiers 1-3)46.7%—
FrontierMath Tier 412.2%—
OTIS Mock AIME 2024-202586.7%—
ProofBench9%—
Omni-MATH72.2%—
MATH Level 597.8%—
FrontierMath (Feb 2025 set)27.2%—
FrontierMath Tier 4 (v1)6.3%—

Knowledge GPT-5 Mini leads

GPT-5 Mini: 45.6 (#86), Qwen2.5 Plus 1127: 35.5 (#183)

Knowledge benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Expert13791289
GPQA Diamond75%—
Humanity's Last Exam19.4%—
SimpleQA Verified21.6%—
MMLU-Pro83.5%—
Confabulations13.3%—
Vectara Hallucination Rate12.9%—
GPQA (HELM)75.6%—

Multimodal Not comparable

GPT-5 Mini: 35.6 (#85), Qwen2.5 Plus 1127: —

Multimodal benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Vision1202—
VPCT40.2%—

Multilingual GPT-5 Mini leads

GPT-5 Mini: 48.9 (#137), Qwen2.5 Plus 1127: 41.9 (#201)

Multilingual benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Non-English13631265
LMArena Chinese13851314
LMArena German13661231
LMArena Japanese13411207
LMArena Russian13621271
LMArena French1386—
LMArena Korean1308—
LMArena Spanish1355—

Instruction Following GPT-5 Mini leads

GPT-5 Mini: 76.2 (#46), Qwen2.5 Plus 1127: 67.2 (#199)

Instruction Following benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Instruction Following13571275
IFEval92.7%—

Long Context GPT-5 Mini leads

GPT-5 Mini: 41.9 (#132), Qwen2.5 Plus 1127: 39.2 (#184)

Long Context benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Longer Query13551292
Fiction.LiveBench69.4%—

Writing & Preference GPT-5 Mini leads

GPT-5 Mini: 55.2 (#148), Qwen2.5 Plus 1127: 49.4 (#192)

Writing & Preference benchmarks
BenchmarkGPT-5 MiniQwen2.5 Plus 1127
LMArena Text13731299
LMArena Creative Writing13251262
LMArena Multi-Turn13631299
Short-Story Creative Writing83.1%—
EQ-Bench Creative Writing1313—
WildBench85.5%—

Frequently asked questions

Is GPT-5 Mini better than Qwen2.5 Plus 1127?

GPT-5 Mini is the stronger model overall, scoring 41.8 to 38.8 on the Noometry Index.

Is GPT-5 Mini or Qwen2.5 Plus 1127 better for coding?

GPT-5 Mini scores higher on coding benchmarks: 40.1 versus 38.5 in the Noometry coding category.

How many benchmarks do GPT-5 Mini and Qwen2.5 Plus 1127 share?

14 benchmarks have published results for both models. GPT-5 Mini has 60 scored results on Noometry and Qwen2.5 Plus 1127 has 14.

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