Model comparison
MiMo-V2-Pro vs Step 1o Turbo 202506
MiMo-V2-Pro is the stronger model overall, scoring 42.4 to 39.1 on the Noometry Index.
Last verified . 13 shared benchmarks.
StepFunSummary
- They share 13 benchmarks with published results for both. MiMo-V2-Pro scores higher in 7 categories and Step 1o Turbo 202506 in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2-Pro leads 62.9 to 53.4.
Side by side
| MiMo-V2-Pro | Step 1o Turbo 202506 | |
|---|---|---|
| Provider | Xiaomi | StepFun |
| Noometry Index | 42.4 | 39.1 |
| Released | 2026-03-18 | — |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | — |
| Max output | 131K | — |
| Input $ / M tokens | $0.43 | — |
| Output $ / M tokens | $0.87 | — |
| Results tracked | 23 | 14 |
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Category by category
Coding MiMo-V2-Pro leads
MiMo-V2-Pro: 43.4 (#76), Step 1o Turbo 202506: 38.6 (#158)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Coding | 1476 | 1339 |
| LMArena WebDev | 1433 | — |
| ALE-Bench | 785.17 | — |
Reasoning Step 1o Turbo 202506 leads
MiMo-V2-Pro: 21.3 (#200), Step 1o Turbo 202506: 25.7 (#127)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Hard Prompts | 1457 | 1336 |
| NYT Connections (extended) | 25.8% | — |
| Thematic Generalization | 45.9% | — |
Math MiMo-V2-Pro leads
MiMo-V2-Pro: 36.7 (#104), Step 1o Turbo 202506: 33.9 (#163)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Math | 1447 | 1318 |
Knowledge MiMo-V2-Pro leads
MiMo-V2-Pro: 40.8 (#106), Step 1o Turbo 202506: 35.5 (#174)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Expert | 1479 | 1308 |
Multimodal Not comparable
MiMo-V2-Pro: —, Step 1o Turbo 202506: 35.4 (#75)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Vision | — | 1186 |
Multilingual MiMo-V2-Pro leads
MiMo-V2-Pro: 52.9 (#77), Step 1o Turbo 202506: 45.5 (#168)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Non-English | 1416 | 1313 |
| LMArena Chinese | 1455 | 1380 |
| LMArena German | 1417 | 1315 |
| LMArena Russian | 1427 | 1327 |
| LMArena French | 1470 | — |
| LMArena Japanese | 1366 | — |
| LMArena Korean | 1401 | — |
| LMArena Spanish | 1458 | — |
Instruction Following MiMo-V2-Pro leads
MiMo-V2-Pro: 76.2 (#46), Step 1o Turbo 202506: 69.4 (#171)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Instruction Following | 1444 | 1311 |
Long Context Too close to call
MiMo-V2-Pro: 41.5 (#133), Step 1o Turbo 202506: 41.1 (#141)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Longer Query | 1455 | 1350 |
| CL-bench | 15.7% | — |
| CL-bench Life | 6.9% | — |
Writing & Preference MiMo-V2-Pro leads
MiMo-V2-Pro: 62.9 (#67), Step 1o Turbo 202506: 53.4 (#154)
| Benchmark | MiMo-V2-Pro | Step 1o Turbo 202506 |
|---|---|---|
| LMArena Text | 1436 | 1336 |
| LMArena Creative Writing | 1415 | 1308 |
| LMArena Multi-Turn | 1456 | 1341 |
Frequently asked questions
Is MiMo-V2-Pro better than Step 1o Turbo 202506?
MiMo-V2-Pro is the stronger model overall, scoring 42.4 to 39.1 on the Noometry Index.
Is MiMo-V2-Pro or Step 1o Turbo 202506 better for coding?
MiMo-V2-Pro scores higher on coding benchmarks: 43.4 versus 38.6 in the Noometry coding category.
How many benchmarks do MiMo-V2-Pro and Step 1o Turbo 202506 share?
13 benchmarks have published results for both models. MiMo-V2-Pro has 23 scored results on Noometry and Step 1o Turbo 202506 has 14.