Model comparison
Longcat Flash Chat vs MiMo-V2-Pro
Longcat Flash Chat and MiMo-V2-Pro score almost the same on the Noometry Index (42.1 vs 43.0), so choose on price, context window or the category you care about most.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Longcat Flash Chat scores higher in 1 category and MiMo-V2-Pro in 7 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2-Pro leads 22.1 to 19.0.
- The biggest single-benchmark swing is NYT Connections (extended): 17.7% for Longcat Flash Chat and 25.8% for MiMo-V2-Pro.
- Longcat Flash Chat has downloadable open weights; the other is API-only.
Side by side
| Longcat Flash Chat | MiMo-V2-Pro | |
|---|---|---|
| Provider | Meituan | Xiaomi |
| Noometry Index | 42.1 | 43.0 |
| Released | — | 2026-03-18 |
| Weights | Open | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.43 |
| Output $ / M tokens | — | $0.87 |
| Results tracked | 19 | 23 |
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Category by category
Coding Too close to call
Longcat Flash Chat: 43.5 (#87), MiMo-V2-Pro: 43.8 (#83)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| LMArena Coding | 1471 | 1476 |
| LMArena WebDev | — | 1433 |
| ALE-Bench | — | 785.17 |
Reasoning MiMo-V2-Pro leads
Longcat Flash Chat: 19.0 (#272), MiMo-V2-Pro: 22.1 (#206)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| NYT Connections (extended) | 17.7% | 25.8% |
| LMArena Hard Prompts | 1440 | 1457 |
| Kagi LLM Benchmark | 43.9% | — |
| Thematic Generalization | — | 45.9% |
Math Too close to call
Longcat Flash Chat: 39.4 (#107), MiMo-V2-Pro: 39.5 (#102)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| LMArena Math | 1442 | 1447 |
Knowledge Too close to call
Longcat Flash Chat: 40.6 (#116), MiMo-V2-Pro: 41.4 (#111)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| LMArena Expert | 1454 | 1478 |
Multilingual Too close to call
Longcat Flash Chat: 51.9 (#101), MiMo-V2-Pro: 52.7 (#81)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| LMArena Non-English | 1404 | 1416 |
| LMArena Chinese | 1465 | 1456 |
| LMArena French | 1456 | 1469 |
| LMArena German | 1408 | 1417 |
| LMArena Japanese | 1373 | 1366 |
| LMArena Korean | 1371 | 1400 |
| LMArena Russian | 1395 | 1427 |
| LMArena Spanish | 1445 | 1457 |
Instruction Following MiMo-V2-Pro leads
Longcat Flash Chat: 74.4 (#96), MiMo-V2-Pro: 76.0 (#49)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| LMArena Instruction Following | 1411 | 1445 |
Long Context Longcat Flash Chat leads
Longcat Flash Chat: 43.5 (#93), MiMo-V2-Pro: 41.5 (#138)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| LMArena Longer Query | 1425 | 1455 |
| CL-bench | — | 15.7% |
| CL-bench Life | — | 6.9% |
Writing & Preference MiMo-V2-Pro leads
Longcat Flash Chat: 61.0 (#91), MiMo-V2-Pro: 62.8 (#70)
| Benchmark | Longcat Flash Chat | MiMo-V2-Pro |
|---|---|---|
| LMArena Text | 1427 | 1436 |
| LMArena Creative Writing | 1388 | 1415 |
| LMArena Multi-Turn | 1418 | 1456 |
Frequently asked questions
Is Longcat Flash Chat better than MiMo-V2-Pro?
Longcat Flash Chat and MiMo-V2-Pro score almost the same on the Noometry Index (42.1 vs 43.0), so choose on price, context window or the category you care about most.
Is Longcat Flash Chat or MiMo-V2-Pro better for coding?
They score almost the same on coding (43.5 vs 43.8); test both on your own repository before choosing.
How many benchmarks do Longcat Flash Chat and MiMo-V2-Pro share?
18 benchmarks have published results for both models. Longcat Flash Chat has 19 scored results on Noometry and MiMo-V2-Pro has 23.