Model comparison
Qwen2-72B vs Step 5 Preview
Step 5 Preview is the stronger model overall, scoring 47.9 to 30.0 on the Noometry Index.
Last verified . 13 shared benchmarks.
Alibaba (Qwen)
StepFunSummary
- They share 13 benchmarks with published results for both. Qwen2-72B scores higher in 0 categories and Step 5 Preview in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where Step 5 Preview leads 51.8 to 29.1.
- Qwen2-72B has downloadable open weights; the other is API-only.
Side by side
| Qwen2-72B | Step 5 Preview | |
|---|---|---|
| Provider | Alibaba (Qwen) | StepFun |
| Noometry Index | 30.0 | 47.9 |
| Released | 2024-06-07 | 2026-09-16 |
| Weights | Open | Proprietary |
| Context window | — | 1.02M |
| Max output | — | 66K |
| Input $ / M tokens | — | $1 |
| Output $ / M tokens | — | $2.70 |
| Results tracked | 26 | 18 |
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Category by category
Coding Step 5 Preview leads
Qwen2-72B: 29.1 (#310), Step 5 Preview: 51.8 (#36)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Coding | 1196 | 1480 |
| LMArena WebDev | — | 1564 |
| SciCode | — | 58.9% |
| WeirdML | 11.3% | — |
| BigCodeBench Instruct | 38.5% | — |
| BigCodeBench Complete | 54% | — |
Agentic & Tool Use Not comparable
Qwen2-72B: 17.0 (#146), Step 5 Preview: —
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| TheAgentCompany | 1.1% | — |
| METR Time Horizons | 29.9% | — |
Reasoning Step 5 Preview leads
Qwen2-72B: 23.2 (#181), Step 5 Preview: 40.0 (#57)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Hard Prompts | 1191 | 1465 |
| CritPt | — | 20.9% |
| Epoch Capabilities Index | 125.28 | — |
Math Step 5 Preview leads
Qwen2-72B: 30.2 (#236), Step 5 Preview: 46.1 (#72)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Math | 1235 | 1470 |
| ProofBench | — | 42% |
| MATH Level 5 | 39.1% | — |
Knowledge Step 5 Preview leads
Qwen2-72B: 21.2 (#275), Step 5 Preview: 41.2 (#112)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Expert | 1171 | 1470 |
| GPQA Diamond | 40.8% | — |
| MMLU | 82.4% | — |
Multimodal Not comparable
Qwen2-72B: —, Step 5 Preview: 41.0 (#41)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Vision | — | 1267 |
Multilingual Step 5 Preview leads
Qwen2-72B: 35.9 (#244), Step 5 Preview: 53.8 (#54)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Non-English | 1176 | 1432 |
| LMArena Chinese | 1240 | 1519 |
| LMArena Russian | 1169 | 1436 |
| LMArena Spanish | 1169 | 1439 |
| LMArena French | 1170 | — |
| LMArena German | 1151 | — |
| LMArena Japanese | 1111 | — |
| LMArena Korean | 1083 | — |
Instruction Following Step 5 Preview leads
Qwen2-72B: 61.7 (#241), Step 5 Preview: 76.0 (#50)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Instruction Following | 1181 | 1444 |
Long Context Step 5 Preview leads
Qwen2-72B: 36.1 (#235), Step 5 Preview: 44.5 (#64)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Longer Query | 1192 | 1455 |
Writing & Preference Step 5 Preview leads
Qwen2-72B: 40.8 (#241), Step 5 Preview: 62.8 (#71)
| Benchmark | Qwen2-72B | Step 5 Preview |
|---|---|---|
| LMArena Text | 1203 | 1442 |
| LMArena Creative Writing | 1181 | 1410 |
| LMArena Multi-Turn | 1196 | 1447 |
Frequently asked questions
Is Qwen2-72B better than Step 5 Preview?
Step 5 Preview is the stronger model overall, scoring 47.9 to 30.0 on the Noometry Index.
Is Qwen2-72B or Step 5 Preview better for coding?
Step 5 Preview scores higher on coding benchmarks: 51.8 versus 29.1 in the Noometry coding category.
How many benchmarks do Qwen2-72B and Step 5 Preview share?
13 benchmarks have published results for both models. Qwen2-72B has 26 scored results on Noometry and Step 5 Preview has 18.