Model comparison
Devstral Small 2505 vs MiMo-V2-Flash
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 34.3 on the Noometry Index.
Last verified . 2 shared benchmarks.
Mistral AISummary
- They share 2 benchmarks with published results for both. Devstral Small 2505 scores higher in 1 category and MiMo-V2-Flash in 1 category; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2-Flash leads 24.9 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-Flash.
- MiMo-V2-Flash accepts more context: 262K tokens versus 128K.
Side by side
| Devstral Small 2505 | MiMo-V2-Flash | |
|---|---|---|
| Provider | Mistral AI | Xiaomi |
| Noometry Index | 34.3 | 41.3 |
| Released | 2025-05-07 | 2025-12-16 |
| Weights | Open | Open |
| Context window | 128K | 262K |
| Max output | 128K | 66K |
| Input $ / M tokens | $0.10 | $0.14 |
| Output $ / M tokens | $0.30 | $0.28 |
| Results tracked | 4 | 21 |
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Category by category
Coding Devstral Small 2505 leads
Devstral Small 2505: 38.9 (#166), MiMo-V2-Flash: 36.1 (#211)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| SciCode | 28.8% | 25.9% |
| SWE-bench Verified (bash only) | 56.4% | — |
| LMArena WebDev | — | 1330 |
| LMArena Coding | — | 1443 |
| ALE-Bench | — | 737.95 |
Reasoning MiMo-V2-Flash leads
Devstral Small 2505: 19.7 (#252), MiMo-V2-Flash: 24.9 (#157)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| CritPt | 0% | 0% |
| Kagi LLM Benchmark | 37.7% | — |
| LMArena Hard Prompts | — | 1420 |
Math Not comparable
Devstral Small 2505: —, MiMo-V2-Flash: 38.3 (#139)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Math | — | 1396 |
Knowledge Not comparable
Devstral Small 2505: —, MiMo-V2-Flash: 39.7 (#131)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Expert | — | 1425 |
Multilingual Not comparable
Devstral Small 2505: —, MiMo-V2-Flash: 51.0 (#113)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Non-English | — | 1392 |
| LMArena Chinese | — | 1462 |
| LMArena French | — | 1429 |
| LMArena German | — | 1395 |
| LMArena Japanese | — | 1325 |
| LMArena Korean | — | 1358 |
| LMArena Russian | — | 1387 |
| LMArena Spanish | — | 1420 |
Instruction Following Not comparable
Devstral Small 2505: —, MiMo-V2-Flash: 73.5 (#120)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Instruction Following | — | 1392 |
Long Context Not comparable
Devstral Small 2505: —, MiMo-V2-Flash: 43.0 (#110)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Longer Query | — | 1409 |
Writing & Preference Not comparable
Devstral Small 2505: —, MiMo-V2-Flash: 59.7 (#106)
| Benchmark | Devstral Small 2505 | MiMo-V2-Flash |
|---|---|---|
| LMArena Text | — | 1411 |
| LMArena Creative Writing | — | 1375 |
| LMArena Multi-Turn | — | 1404 |
Frequently asked questions
Is Devstral Small 2505 better than MiMo-V2-Flash?
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 34.3 on the Noometry Index.
Which is cheaper, Devstral Small 2505 or MiMo-V2-Flash?
Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; MiMo-V2-Flash lists at $0.14 and $0.28.
Is Devstral Small 2505 or MiMo-V2-Flash better for coding?
Devstral Small 2505 scores higher on coding benchmarks: 38.9 versus 36.1 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2-Flash does, with 262K tokens against 128K.
How many benchmarks do Devstral Small 2505 and MiMo-V2-Flash share?
2 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and MiMo-V2-Flash has 21.