Model comparison
MiMo-V2.5 vs Mistral Medium 3.1
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 31.9 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in reasoning, where MiMo-V2.5 leads 28.6 to 10.6.
- MiMo-V2.5 is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.40 / $2 for Mistral Medium 3.1.
- MiMo-V2.5 accepts more context: 1.05M tokens versus 131K.
- MiMo-V2.5 has downloadable open weights; the other is API-only.
Side by side
| MiMo-V2.5 | Mistral Medium 3.1 | |
|---|---|---|
| Provider | Xiaomi | Mistral AI |
| Noometry Index | 43.4 | 31.9 |
| Released | 2026-04-22 | — |
| Weights | Open | Proprietary |
| Context window | 1.05M | 131K |
| Max output | 131K | 105K |
| Input $ / M tokens | $0.14 | $0.40 |
| Output $ / M tokens | $0.28 | $2 |
| Results tracked | 23 | 3 |
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Category by category
Coding Not comparable
MiMo-V2.5: 43.9 (#81), Mistral Medium 3.1: —
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena WebDev | 1438 | — |
| SciCode | 43.1% | — |
| LMArena Coding | 1469 | — |
| ALE-Bench | 513.95 | — |
Reasoning MiMo-V2.5 leads
MiMo-V2.5: 28.6 (#101), Mistral Medium 3.1: 10.6 (#341)
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| NYT Connections (extended) | — | 6.5% |
| CritPt | 3.7% | — |
| Thematic Generalization | — | 20.3% |
| LMArena Hard Prompts | 1450 | — |
Math Not comparable
MiMo-V2.5: 36.8 (#163), Mistral Medium 3.1: —
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| ProofBench | 16% | — |
| LMArena Math | 1436 | — |
Knowledge Not comparable
MiMo-V2.5: 40.8 (#115), Mistral Medium 3.1: —
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Expert | 1460 | — |
Multimodal Not comparable
MiMo-V2.5: 39.8 (#54), Mistral Medium 3.1: —
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Vision | 1247 | — |
Multilingual Not comparable
MiMo-V2.5: 51.9 (#99), Mistral Medium 3.1: —
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Non-English | 1404 | — |
| LMArena Chinese | 1468 | — |
| LMArena French | 1447 | — |
| LMArena German | 1421 | — |
| LMArena Japanese | 1306 | — |
| LMArena Korean | 1363 | — |
| LMArena Russian | 1395 | — |
| LMArena Spanish | 1416 | — |
Instruction Following Not comparable
MiMo-V2.5: 75.5 (#60), Mistral Medium 3.1: —
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Instruction Following | 1434 | — |
Long Context Not comparable
MiMo-V2.5: 44.2 (#73), Mistral Medium 3.1: —
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Longer Query | 1445 | — |
Writing & Preference MiMo-V2.5 leads
MiMo-V2.5: 61.6 (#86), Mistral Medium 3.1: 55.5 (#145)
| Benchmark | MiMo-V2.5 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Text | 1428 | — |
| LMArena Creative Writing | 1393 | — |
| EQ-Bench Creative Writing | — | 1476 |
| LMArena Multi-Turn | 1445 | — |
Frequently asked questions
Is MiMo-V2.5 better than Mistral Medium 3.1?
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 31.9 on the Noometry Index.
Which is cheaper, MiMo-V2.5 or Mistral Medium 3.1?
MiMo-V2.5 is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Mistral Medium 3.1 lists at $0.40 and $2.
Which has the bigger context window?
MiMo-V2.5 does, with 1.05M tokens against 131K.
How many benchmarks do MiMo-V2.5 and Mistral Medium 3.1 share?
0 benchmarks have published results for both models. MiMo-V2.5 has 23 scored results on Noometry and Mistral Medium 3.1 has 3.