Model comparison
Qwen2.5 Plus 1127 vs Step 3.7 Flash
Qwen2.5 Plus 1127 is the stronger model overall, scoring 38.8 to 37.3 on the Noometry Index.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)
StepFunSummary
- The widest gap is in math, where Step 3.7 Flash leads 42.9 to 36.1.
- Step 3.7 Flash has downloadable open weights; the other is API-only.
Side by side
| Qwen2.5 Plus 1127 | Step 3.7 Flash | |
|---|---|---|
| Provider | Alibaba (Qwen) | StepFun |
| Noometry Index | 38.8 | 37.3 |
| Released | — | 2026-05-29 |
| Weights | Proprietary | Open |
| Context window | — | 256K |
| Max output | — | 256K |
| Input $ / M tokens | — | $0.18 |
| Output $ / M tokens | — | $1.11 |
| Results tracked | 14 | 5 |
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Category by category
Coding Step 3.7 Flash leads
Qwen2.5 Plus 1127: 38.5 (#175), Step 3.7 Flash: 40.0 (#150)
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| SciCode | — | 40% |
| LMArena Coding | 1314 | — |
| ALE-Bench | — | 694.12 |
Reasoning Qwen2.5 Plus 1127 leads
Qwen2.5 Plus 1127: 25.9 (#141), Step 3.7 Flash: 21.6 (#219)
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| NYT Connections (extended) | — | 39.7% |
| CritPt | — | 2.3% |
| LMArena Hard Prompts | 1299 | — |
Math Step 3.7 Flash leads
Qwen2.5 Plus 1127: 36.1 (#174), Step 3.7 Flash: 42.9 (#82)
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| MathArena Final-Answer Competitions | — | 68.5% |
| LMArena Math | 1298 | — |
Knowledge Not comparable
Qwen2.5 Plus 1127: 35.5 (#183), Step 3.7 Flash: —
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| LMArena Expert | 1289 | — |
Multilingual Not comparable
Qwen2.5 Plus 1127: 41.9 (#201), Step 3.7 Flash: —
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| LMArena Non-English | 1265 | — |
| LMArena Chinese | 1314 | — |
| LMArena German | 1231 | — |
| LMArena Japanese | 1207 | — |
| LMArena Russian | 1271 | — |
Instruction Following Not comparable
Qwen2.5 Plus 1127: 67.2 (#199), Step 3.7 Flash: —
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| LMArena Instruction Following | 1275 | — |
Long Context Not comparable
Qwen2.5 Plus 1127: 39.2 (#184), Step 3.7 Flash: —
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| LMArena Longer Query | 1292 | — |
Writing & Preference Not comparable
Qwen2.5 Plus 1127: 49.4 (#192), Step 3.7 Flash: —
| Benchmark | Qwen2.5 Plus 1127 | Step 3.7 Flash |
|---|---|---|
| LMArena Text | 1299 | — |
| LMArena Creative Writing | 1262 | — |
| LMArena Multi-Turn | 1299 | — |
Frequently asked questions
Is Qwen2.5 Plus 1127 better than Step 3.7 Flash?
Qwen2.5 Plus 1127 is the stronger model overall, scoring 38.8 to 37.3 on the Noometry Index.
Is Qwen2.5 Plus 1127 or Step 3.7 Flash better for coding?
Step 3.7 Flash scores higher on coding benchmarks: 40.0 versus 38.5 in the Noometry coding category.
How many benchmarks do Qwen2.5 Plus 1127 and Step 3.7 Flash share?
0 benchmarks have published results for both models. Qwen2.5 Plus 1127 has 14 scored results on Noometry and Step 3.7 Flash has 5.