Model comparison
o3 vs Qwen2-72B
o3 is the stronger model overall, scoring 47.5 to 30.0 on the Noometry Index.
Last verified . 22 shared benchmarks.
Alibaba (Qwen)Summary
- They share 22 benchmarks with published results for both. o3 scores higher in 9 categories and Qwen2-72B in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where o3 leads 54.6 to 21.2.
- The biggest single-benchmark swing is MATH Level 5: 97.8% for o3 and 39.1% for Qwen2-72B.
- Qwen2-72B has downloadable open weights; the other is API-only.
Side by side
| o3 | Qwen2-72B | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 47.5 | 30.0 |
| Released | 2025-04-16 | 2024-06-07 |
| Weights | Proprietary | Open |
| Context window | 200K | — |
| Max output | 100K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $8 | — |
| Results tracked | 63 | 26 |
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Category by category
Coding o3 leads
o3: 46.8 (#64), Qwen2-72B: 29.1 (#310)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| WeirdML | 52.4% | 11.3% |
| LMArena Coding | 1408 | 1196 |
| SWE-bench Verified | 62.3% | — |
| SWE-bench Verified (bash only) | 58.4% | — |
| Aider Polyglot | 81.3% | — |
| GSO | 8.8% | — |
| BigCodeBench Instruct | — | 38.5% |
| BigCodeBench Complete | — | 54% |
| CadEval | 74% | — |
| ALE-Bench | 933.55 | — |
Agentic & Tool Use o3 leads
o3: 34.5 (#44), Qwen2-72B: 17.0 (#146)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| METR Time Horizons | 65.4% | 29.9% |
| Berkeley Function Calling Leaderboard | 63% | — |
| GDPval | 30.8% | — |
| TheAgentCompany | — | 1.1% |
| DeepResearch Bench | 45.2% | — |
| OSWorld | 23% | — |
| LMArena Search | 1144 | — |
Reasoning o3 leads
o3: 32.0 (#78), Qwen2-72B: 23.2 (#181)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| LMArena Hard Prompts | 1402 | 1191 |
| Epoch Capabilities Index | 146.86 | 125.28 |
| ARC-AGI-2 | 6.5% | — |
| SimpleBench | 53.1% | — |
| Kagi LLM Benchmark | 67.6% | — |
| ARC-AGI-1 | 60.8% | — |
| CritPt | 1.4% | — |
| Chess Puzzles | 38% | — |
| EnigmaEval | 13.1% | — |
| Mystery Game Puzzles | 29% | — |
| DTBench | 84.8% | — |
| LMCA | 39.7% | — |
| ForecastBench | 62.5 | — |
Math o3 leads
o3: 50.2 (#58), Qwen2-72B: 30.2 (#236)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| LMArena Math | 1426 | 1235 |
| MATH Level 5 | 97.8% | 39.1% |
| FrontierMath (Tiers 1-3) | 33.3% | — |
| OTIS Mock AIME 2024-2025 | 84.4% | — |
| Omni-MATH | 71.4% | — |
| FrontierMath (Feb 2025 set) | 18.7% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |
Knowledge o3 leads
o3: 54.6 (#52), Qwen2-72B: 21.2 (#275)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| GPQA Diamond | 81.8% | 40.8% |
| LMArena Expert | 1402 | 1171 |
| Humanity's Last Exam | 20.3% | — |
| SimpleQA Verified | 49.4% | — |
| MMLU-Pro | 85.9% | — |
| Confabulations | 14.4% | — |
| GPQA (HELM) | 75.3% | — |
| MMLU | — | 82.4% |
Multimodal Not comparable
o3: 41.4 (#36), Qwen2-72B: —
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| LMArena Vision | 1214 | — |
| GeoBench | 74% | — |
| VPCT | 52% | — |
Multilingual o3 leads
o3: 51.7 (#105), Qwen2-72B: 35.9 (#244)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| LMArena Non-English | 1401 | 1176 |
| LMArena Chinese | 1437 | 1240 |
| LMArena French | 1430 | 1170 |
| LMArena German | 1420 | 1151 |
| LMArena Japanese | 1403 | 1111 |
| LMArena Korean | 1370 | 1083 |
| LMArena Russian | 1406 | 1169 |
| LMArena Spanish | 1395 | 1169 |
Instruction Following o3 leads
o3: 72.8 (#127), Qwen2-72B: 61.7 (#241)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| LMArena Instruction Following | 1368 | 1181 |
| IFEval | 86.9% | — |
Long Context o3 leads
o3: 53.3 (#6), Qwen2-72B: 36.1 (#235)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| LMArena Longer Query | 1372 | 1192 |
| Fiction.LiveBench | 88.9% | — |
| CL-bench | 17.8% | — |
Writing & Preference o3 leads
o3: 63.5 (#64), Qwen2-72B: 40.8 (#241)
| Benchmark | o3 | Qwen2-72B |
|---|---|---|
| LMArena Text | 1410 | 1203 |
| LMArena Creative Writing | 1359 | 1181 |
| LMArena Multi-Turn | 1405 | 1196 |
| Short-Story Creative Writing | 83.9% | — |
| EQ-Bench Creative Writing | 1676 | — |
| WildBench | 86.1% | — |
Frequently asked questions
Is o3 better than Qwen2-72B?
o3 is the stronger model overall, scoring 47.5 to 30.0 on the Noometry Index.
Is o3 or Qwen2-72B better for coding?
o3 scores higher on coding benchmarks: 46.8 versus 29.1 in the Noometry coding category.
How many benchmarks do o3 and Qwen2-72B share?
22 benchmarks have published results for both models. o3 has 63 scored results on Noometry and Qwen2-72B has 26.