Model comparison
Devstral Small 2505 vs MiMo-V2-Omni
MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 34.3 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in reasoning, where MiMo-V2-Omni leads 29.7 to 19.7.
- Devstral Small 2505 is cheaper at $0.10 / $0.30 per million input/output tokens, against $0.14 / $0.28 for MiMo-V2-Omni.
- MiMo-V2-Omni accepts more context: 262K tokens versus 128K.
- Devstral Small 2505 has downloadable open weights; the other is API-only.
Side by side
| Devstral Small 2505 | MiMo-V2-Omni | |
|---|---|---|
| Provider | Mistral AI | Xiaomi |
| Noometry Index | 34.3 | 43.6 |
| Released | 2025-05-07 | 2026-03-18 |
| Weights | Open | Proprietary |
| Context window | 128K | 262K |
| Max output | 128K | 131K |
| Input $ / M tokens | $0.10 | $0.14 |
| Output $ / M tokens | $0.30 | $0.28 |
| Results tracked | 4 | 18 |
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Category by category
Coding MiMo-V2-Omni leads
Devstral Small 2505: 38.9 (#166), MiMo-V2-Omni: 43.3 (#89)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |
| LMArena Coding | — | 1466 |
Reasoning MiMo-V2-Omni leads
Devstral Small 2505: 19.7 (#252), MiMo-V2-Omni: 29.7 (#88)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | — |
| CritPt | 0% | — |
| LMArena Hard Prompts | — | 1445 |
Math Not comparable
Devstral Small 2505: —, MiMo-V2-Omni: 39.1 (#115)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | — | 1430 |
Knowledge Not comparable
Devstral Small 2505: —, MiMo-V2-Omni: 40.5 (#118)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | — | 1449 |
Multimodal Not comparable
Devstral Small 2505: —, MiMo-V2-Omni: 38.6 (#63)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | — | 1228 |
Multilingual Not comparable
Devstral Small 2505: —, MiMo-V2-Omni: 51.8 (#102)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | — | 1404 |
| LMArena Chinese | — | 1465 |
| LMArena French | — | 1447 |
| LMArena German | — | 1399 |
| LMArena Japanese | — | 1317 |
| LMArena Korean | — | 1355 |
| LMArena Russian | — | 1412 |
| LMArena Spanish | — | 1434 |
Instruction Following Not comparable
Devstral Small 2505: —, MiMo-V2-Omni: 75.2 (#66)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | — | 1428 |
Long Context Not comparable
Devstral Small 2505: —, MiMo-V2-Omni: 44.1 (#76)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | — | 1442 |
Writing & Preference Not comparable
Devstral Small 2505: —, MiMo-V2-Omni: 61.4 (#87)
| Benchmark | Devstral Small 2505 | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | — | 1423 |
| LMArena Creative Writing | — | 1392 |
| LMArena Multi-Turn | — | 1445 |
Frequently asked questions
Is Devstral Small 2505 better than MiMo-V2-Omni?
MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 34.3 on the Noometry Index.
Which is cheaper, Devstral Small 2505 or MiMo-V2-Omni?
Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; MiMo-V2-Omni lists at $0.14 and $0.28.
Is Devstral Small 2505 or MiMo-V2-Omni better for coding?
MiMo-V2-Omni scores higher on coding benchmarks: 43.3 versus 38.9 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2-Omni does, with 262K tokens against 128K.
How many benchmarks do Devstral Small 2505 and MiMo-V2-Omni share?
0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and MiMo-V2-Omni has 18.