Model comparison
MiMo-V2.6-Pro vs Mistral Small 3
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 31.2 on the Noometry Index. Mistral Small 3 costs 9.5× less per token, which makes it the better buy when MiMo-V2.6-Pro's lead doesn't matter for your workload.
Last verified . 12 shared benchmarks.
Mistral AISummary
- They share 12 benchmarks with published results for both. MiMo-V2.6-Pro scores higher in 8 categories and Mistral Small 3 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where MiMo-V2.6-Pro leads 54.5 to 16.3.
- Mistral Small 3 is cheaper at $0.05 / $0.08 per million input/output tokens, against $0.43 / $0.87 for MiMo-V2.6-Pro.
- MiMo-V2.6-Pro accepts more context: 1.05M tokens versus 33K.
Side by side
| MiMo-V2.6-Pro | Mistral Small 3 | |
|---|---|---|
| Provider | Xiaomi | Mistral AI |
| Noometry Index | 50.3 | 31.2 |
| Released | 2026-09-21 | 2025-01-30 |
| Weights | Open | Open |
| Context window | 1.05M | 33K |
| Max output | 131K | 16K |
| Input $ / M tokens | $0.43 | $0.05 |
| Output $ / M tokens | $0.87 | $0.08 |
| Results tracked | 19 | 24 |
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Category by category
Coding MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 55.5 (#23), Mistral Small 3: 36.5 (#207)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Coding | 1534 | 1246 |
| LMArena WebDev | 1629 | — |
| SciCode | 60.9% | — |
| BigCodeBench Instruct | — | 45.3% |
| BigCodeBench Complete | — | 50.4% |
| ALE-Bench | 1,158 | — |
Agentic & Tool Use Not comparable
MiMo-V2.6-Pro: 37.5 (#35), Mistral Small 3: —
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| APEX-Agents | 59.5% | — |
Reasoning MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 43.1 (#50), Mistral Small 3: 18.9 (#273)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Hard Prompts | 1512 | 1233 |
| CritPt | 26.6% | — |
| Chess Puzzles | — | 0% |
| Epoch Capabilities Index | — | 127.07 |
Math MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 54.5 (#45), Mistral Small 3: 16.3 (#295)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Math | 1494 | 1240 |
| OTIS Mock AIME 2024-2025 | — | 6.7% |
| ProofBench | 70% | — |
Knowledge MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 43.5 (#92), Mistral Small 3: 25.1 (#263)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Expert | 1543 | 1202 |
| GPQA Diamond | — | 47.3% |
| Confabulations | — | 25.2% |
Multimodal Not comparable
MiMo-V2.6-Pro: 40.8 (#43), Mistral Small 3: —
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Vision | 1264 | — |
Multilingual MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 56.9 (#14), Mistral Small 3: 37.3 (#236)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Non-English | 1474 | 1198 |
| LMArena Chinese | 1529 | 1204 |
| LMArena Russian | 1480 | 1216 |
| LMArena French | — | 1203 |
| LMArena German | — | 1211 |
| LMArena Japanese | — | 1111 |
| LMArena Korean | — | 1188 |
Instruction Following MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 78.2 (#12), Mistral Small 3: 63.7 (#229)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Instruction Following | 1493 | 1214 |
Long Context MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 46.0 (#27), Mistral Small 3: 37.8 (#211)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Longer Query | 1501 | 1246 |
Writing & Preference MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 66.8 (#33), Mistral Small 3: 32.2 (#280)
| Benchmark | MiMo-V2.6-Pro | Mistral Small 3 |
|---|---|---|
| LMArena Text | 1492 | 1234 |
| LMArena Creative Writing | 1468 | 1195 |
| LMArena Multi-Turn | 1464 | 1217 |
| EQ-Bench Creative Writing | — | 707 |
Frequently asked questions
Is MiMo-V2.6-Pro better than Mistral Small 3?
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 31.2 on the Noometry Index. Mistral Small 3 costs 9.5× less per token, which makes it the better buy when MiMo-V2.6-Pro's lead doesn't matter for your workload.
Which is cheaper, MiMo-V2.6-Pro or Mistral Small 3?
Mistral Small 3 is cheaper. It lists at $0.05 per million input tokens and $0.08 per million output tokens; MiMo-V2.6-Pro lists at $0.43 and $0.87.
Is MiMo-V2.6-Pro or Mistral Small 3 better for coding?
MiMo-V2.6-Pro scores higher on coding benchmarks: 55.5 versus 36.5 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2.6-Pro does, with 1.05M tokens against 33K.
How many benchmarks do MiMo-V2.6-Pro and Mistral Small 3 share?
12 benchmarks have published results for both models. MiMo-V2.6-Pro has 19 scored results on Noometry and Mistral Small 3 has 24.