Model comparison
o3 vs Qwen3-Coder 480B-A35B Instruct
o3 is the stronger model overall, scoring 47.5 to 38.1 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 Qwen3-Coder 480B-A35B Instruct in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where o3 leads 54.6 to 37.0.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 67.6% for o3 and 49.5% for Qwen3-Coder 480B-A35B Instruct.
- Qwen3-Coder 480B-A35B Instruct is cheaper at $1.50 / $7.50 per million input/output tokens, against $2 / $8 for o3.
- Qwen3-Coder 480B-A35B Instruct accepts more context: 262K tokens versus 200K.
- Qwen3-Coder 480B-A35B Instruct has downloadable open weights; the other is API-only.
Side by side
| o3 | Qwen3-Coder 480B-A35B Instruct | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 47.5 | 38.1 |
| Released | 2025-04-16 | 2025-04 |
| Weights | Proprietary | Open |
| Context window | 200K | 262K |
| Max output | 100K | 66K |
| Input $ / M tokens | $2 | $1.50 |
| Output $ / M tokens | $8 | $7.50 |
| Results tracked | 63 | 25 |
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Category by category
Coding o3 leads
o3: 46.8 (#64), Qwen3-Coder 480B-A35B Instruct: 35.5 (#223)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| SWE-bench Verified (bash only) | 58.4% | 55.4% |
| GSO | 8.8% | 4.9% |
| WeirdML | 52.4% | 41.2% |
| LMArena Coding | 1408 | 1412 |
| ALE-Bench | 933.55 | 461.45 |
| SWE-bench Verified | 62.3% | — |
| Aider Polyglot | 81.3% | — |
| LMArena WebDev | — | 1275 |
| CadEval | 74% | — |
| AlgoTune | — | 1.44 |
Agentic & Tool Use o3 leads
o3: 34.5 (#44), Qwen3-Coder 480B-A35B Instruct: 23.9 (#123)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| Terminal-Bench | — | 27.2% |
| Berkeley Function Calling Leaderboard | 63% | — |
| GDPval | 30.8% | — |
| DeepResearch Bench | 45.2% | — |
| OSWorld | 23% | — |
| LMArena Search | 1144 | — |
| METR Time Horizons | 65.4% | — |
Reasoning o3 leads
o3: 32.0 (#78), Qwen3-Coder 480B-A35B Instruct: 25.5 (#149)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| Kagi LLM Benchmark | 67.6% | 49.5% |
| LMArena Hard Prompts | 1402 | 1372 |
| ARC-AGI-2 | 6.5% | — |
| SimpleBench | 53.1% | — |
| ARC-AGI-1 | 60.8% | — |
| CritPt | 1.4% | — |
| Chess Puzzles | 38% | — |
| EnigmaEval | 13.1% | — |
| Mystery Game Puzzles | 29% | — |
| DTBench | 84.8% | — |
| LMCA | 39.7% | — |
| Epoch Capabilities Index | 146.86 | — |
| ForecastBench | 62.5 | — |
Math o3 leads
o3: 50.2 (#58), Qwen3-Coder 480B-A35B Instruct: 37.6 (#150)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| LMArena Math | 1426 | 1365 |
| FrontierMath (Tiers 1-3) | 33.3% | — |
| OTIS Mock AIME 2024-2025 | 84.4% | — |
| Omni-MATH | 71.4% | — |
| MATH Level 5 | 97.8% | — |
| FrontierMath (Feb 2025 set) | 18.7% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |
Knowledge o3 leads
o3: 54.6 (#52), Qwen3-Coder 480B-A35B Instruct: 37.0 (#162)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| LMArena Expert | 1402 | 1338 |
| GPQA Diamond | 81.8% | — |
| Humanity's Last Exam | 20.3% | — |
| SimpleQA Verified | 49.4% | — |
| MMLU-Pro | 85.9% | — |
| Confabulations | 14.4% | — |
| GPQA (HELM) | 75.3% | — |
Multimodal Not comparable
o3: 41.4 (#36), Qwen3-Coder 480B-A35B Instruct: —
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| LMArena Vision | 1214 | — |
| GeoBench | 74% | — |
| VPCT | 52% | — |
Multilingual o3 leads
o3: 51.7 (#105), Qwen3-Coder 480B-A35B Instruct: 47.7 (#148)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| LMArena Non-English | 1401 | 1346 |
| LMArena Chinese | 1437 | 1357 |
| LMArena French | 1430 | 1398 |
| LMArena German | 1420 | 1325 |
| LMArena Japanese | 1403 | 1310 |
| LMArena Korean | 1370 | 1305 |
| LMArena Russian | 1406 | 1366 |
| LMArena Spanish | 1395 | 1360 |
Instruction Following o3 leads
o3: 72.8 (#127), Qwen3-Coder 480B-A35B Instruct: 71.6 (#147)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| LMArena Instruction Following | 1368 | 1355 |
| IFEval | 86.9% | — |
Long Context o3 leads
o3: 53.3 (#6), Qwen3-Coder 480B-A35B Instruct: 42.0 (#131)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| LMArena Longer Query | 1372 | 1378 |
| Fiction.LiveBench | 88.9% | — |
| CL-bench | 17.8% | — |
Writing & Preference o3 leads
o3: 63.5 (#64), Qwen3-Coder 480B-A35B Instruct: 55.3 (#147)
| Benchmark | o3 | Qwen3-Coder 480B-A35B Instruct |
|---|---|---|
| LMArena Text | 1410 | 1357 |
| LMArena Creative Writing | 1359 | 1333 |
| LMArena Multi-Turn | 1405 | 1365 |
| Short-Story Creative Writing | 83.9% | — |
| EQ-Bench Creative Writing | 1676 | — |
| WildBench | 86.1% | — |
Frequently asked questions
Is o3 better than Qwen3-Coder 480B-A35B Instruct?
o3 is the stronger model overall, scoring 47.5 to 38.1 on the Noometry Index.
Which is cheaper, o3 or Qwen3-Coder 480B-A35B Instruct?
Qwen3-Coder 480B-A35B Instruct is cheaper. It lists at $1.50 per million input tokens and $7.50 per million output tokens; o3 lists at $2 and $8.
Is o3 or Qwen3-Coder 480B-A35B Instruct better for coding?
o3 scores higher on coding benchmarks: 46.8 versus 35.5 in the Noometry coding category.
Which has the bigger context window?
Qwen3-Coder 480B-A35B Instruct does, with 262K tokens against 200K.
How many benchmarks do o3 and Qwen3-Coder 480B-A35B Instruct share?
22 benchmarks have published results for both models. o3 has 63 scored results on Noometry and Qwen3-Coder 480B-A35B Instruct has 25.