# Qwen1.5-72B vs Step 2 16k Exp 202412

> Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 30.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/qwen1-5-72b-vs-step-2-16k-exp-202412
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Qwen1.5-72B scores higher in 0 categories and Step 2 16k Exp 202412 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Step 2 16k Exp 202412 leads 35.2 to 11.5.
- Qwen1.5-72B has downloadable open weights; the other is API-only.

## Snapshot

| | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| Provider | Alibaba (Qwen) | StepFun |
| Noometry Index | 30.8 | 39.2 |
| Rank | 285 | 171 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Qwen1.5-72B: 31.9 (#277)
- Step 2 16k Exp 202412: 38.5 (#174)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Coding | 1165 | 1316 |
| BigCodeBench Instruct | 33.2% | — |
| BigCodeBench Complete | 40.3% | — |
| HumanEval+ | 59.1% | — |
| MBPP+ | 61.6% | — |

## Reasoning

- Qwen1.5-72B: 22.2 (#203)
- Step 2 16k Exp 202412: 25.9 (#142)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Hard Prompts | 1148 | 1299 |

## Math

- Qwen1.5-72B: 33.2 (#205)
- Step 2 16k Exp 202412: 36.3 (#169)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Math | 1164 | 1304 |

## Knowledge

- Qwen1.5-72B: 11.5 (#300)
- Step 2 16k Exp 202412: 35.2 (#187)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Expert | 1136 | 1279 |
| GPQA Diamond | 28.8% | — |

## Multilingual

- Qwen1.5-72B: 33.2 (#253)
- Step 2 16k Exp 202412: 43.7 (#181)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Non-English | 1135 | 1290 |
| LMArena Chinese | 1186 | 1331 |
| LMArena Russian | 1104 | 1324 |
| LMArena French | 1159 | — |
| LMArena German | 1084 | — |
| LMArena Japanese | 1061 | — |
| LMArena Korean | 1050 | — |
| LMArena Spanish | 1110 | — |

## Instruction Following

- Qwen1.5-72B: 59.3 (#256)
- Step 2 16k Exp 202412: 67.9 (#192)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Instruction Following | 1141 | 1287 |

## Long Context

- Qwen1.5-72B: 35.1 (#243)
- Step 2 16k Exp 202412: 39.7 (#170)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Longer Query | 1157 | 1307 |

## Writing & Preference

- Qwen1.5-72B: 37.3 (#258)
- Step 2 16k Exp 202412: 52.3 (#173)

| Benchmark | Qwen1.5-72B | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Text | 1166 | 1321 |
| LMArena Creative Writing | 1137 | 1328 |
| LMArena Multi-Turn | 1160 | 1292 |

## FAQ

### Is Qwen1.5-72B better than Step 2 16k Exp 202412?

Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 30.8 on the Noometry Index.

### Is Qwen1.5-72B or Step 2 16k Exp 202412 better for coding?

Step 2 16k Exp 202412 scores higher on coding benchmarks: 38.5 versus 31.9 in the Noometry coding category.

### How many benchmarks do Qwen1.5-72B and Step 2 16k Exp 202412 share?

12 benchmarks have published results for both models. Qwen1.5-72B has 22 scored results on Noometry and Step 2 16k Exp 202412 has 12.