Model comparison
GPT-5 Mini vs Qwen1.5-14B
GPT-5 Mini is the stronger model overall, scoring 41.7 to 32.1 on the Noometry Index.
Last verified . 16 shared benchmarks.
Alibaba (Qwen)Summary
- They share 16 benchmarks with published results for both. GPT-5 Mini scores higher in 8 categories and Qwen1.5-14B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-5 Mini leads 55.4 to 33.7.
- Qwen1.5-14B has downloadable open weights; the other is API-only.
Side by side
| GPT-5 Mini | Qwen1.5-14B | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 41.7 | 32.1 |
| Released | 2025-08-07 | 2024-02-04 |
| Weights | Proprietary | Open |
| Context window | 400K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.25 | — |
| Output $ / M tokens | $2 | — |
| Results tracked | 60 | 17 |
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Category by category
Coding GPT-5 Mini leads
GPT-5 Mini: 40.0 (#134), Qwen1.5-14B: 32.5 (#259)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Coding | 1406 | 1138 |
| SWE-bench Verified | 64.7% | — |
| SWE-bench Verified (bash only) | 59.8% | — |
| SWE-bench Multilingual | 39.7% | — |
| SciCode | 39.2% | — |
| WeirdML | 52.7% | — |
| ALE-Bench | 799.77 | — |
| AlgoTune | 1.38 | — |
Agentic & Tool Use Not comparable
GPT-5 Mini: 31.0 (#64), Qwen1.5-14B: —
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| Terminal-Bench | 34.8% | — |
| Berkeley Function Calling Leaderboard | 55.5% | — |
| Vending-Bench 2 | -31.18 | — |
Reasoning GPT-5 Mini leads
GPT-5 Mini: 24.1 (#153), Qwen1.5-14B: 20.5 (#217)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Hard Prompts | 1380 | 1113 |
| ARC-AGI-2 | 4.4% | — |
| Kagi LLM Benchmark | 70.3% | — |
| ARC-AGI-1 | 54.3% | — |
| CritPt | 0% | — |
| Chess Puzzles | 30% | — |
| EnigmaEval | 8.2% | — |
| Mystery Game Puzzles | 10% | — |
| DTBench | 80.5% | — |
| LMCA | 34.2% | — |
| Epoch Capabilities Index | 145.51 | — |
| ForecastBench | 61 | — |
Math GPT-5 Mini leads
GPT-5 Mini: 46.3 (#59), Qwen1.5-14B: 29.9 (#214)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Math | 1377 | 1125 |
| FrontierMath (Tiers 1-3) | 46.7% | — |
| FrontierMath Tier 4 | 12.2% | — |
| OTIS Mock AIME 2024-2025 | 86.7% | — |
| ProofBench | 9% | — |
| Omni-MATH | 72.2% | — |
| MATH Level 5 | 97.8% | — |
| FrontierMath (Feb 2025 set) | 27.2% | — |
| FrontierMath Tier 4 (v1) | 6.3% | — |
Knowledge GPT-5 Mini leads
GPT-5 Mini: 45.5 (#80), Qwen1.5-14B: 29.3 (#230)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Expert | 1377 | 1094 |
| GPQA Diamond | 75% | — |
| Humanity's Last Exam | 19.4% | — |
| SimpleQA Verified | 21.6% | — |
| MMLU-Pro | 83.5% | — |
| Confabulations | 13.3% | — |
| Vectara Hallucination Rate | 12.9% | — |
| GPQA (HELM) | 75.6% | — |
| MMLU | — | 68.6% |
Multimodal Not comparable
GPT-5 Mini: 35.0 (#80), Qwen1.5-14B: —
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Vision | 1202 | — |
| VPCT | 40.2% | — |
Multilingual GPT-5 Mini leads
GPT-5 Mini: 49.1 (#131), Qwen1.5-14B: 30.8 (#257)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Non-English | 1363 | 1095 |
| LMArena Chinese | 1387 | 1147 |
| LMArena French | 1385 | 1115 |
| LMArena German | 1366 | 1043 |
| LMArena Japanese | 1342 | 1019 |
| LMArena Russian | 1362 | 1046 |
| LMArena Spanish | 1355 | 1085 |
| LMArena Korean | 1306 | — |
Instruction Following GPT-5 Mini leads
GPT-5 Mini: 76.4 (#43), Qwen1.5-14B: 57.1 (#266)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Instruction Following | 1357 | 1102 |
| IFEval | 92.7% | — |
Long Context GPT-5 Mini leads
GPT-5 Mini: 41.9 (#127), Qwen1.5-14B: 33.7 (#252)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Longer Query | 1355 | 1113 |
| Fiction.LiveBench | 69.4% | — |
Writing & Preference GPT-5 Mini leads
GPT-5 Mini: 55.4 (#143), Qwen1.5-14B: 33.7 (#270)
| Benchmark | GPT-5 Mini | Qwen1.5-14B |
|---|---|---|
| LMArena Text | 1373 | 1128 |
| LMArena Creative Writing | 1325 | 1091 |
| LMArena Multi-Turn | 1363 | 1110 |
| Short-Story Creative Writing | 83.1% | — |
| EQ-Bench Creative Writing | 1313 | — |
| WildBench | 85.5% | — |
Frequently asked questions
Is GPT-5 Mini better than Qwen1.5-14B?
GPT-5 Mini is the stronger model overall, scoring 41.7 to 32.1 on the Noometry Index.
Is GPT-5 Mini or Qwen1.5-14B better for coding?
GPT-5 Mini scores higher on coding benchmarks: 40.0 versus 32.5 in the Noometry coding category.
How many benchmarks do GPT-5 Mini and Qwen1.5-14B share?
16 benchmarks have published results for both models. GPT-5 Mini has 60 scored results on Noometry and Qwen1.5-14B has 17.