Model comparison
Longcat Flash Chat vs MiMo-V2-Flash
Longcat Flash Chat and MiMo-V2-Flash score almost the same on the Noometry Index (42.1 vs 41.3), so choose on price, context window or the category you care about most.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Longcat Flash Chat scores higher in 7 categories and MiMo-V2-Flash in 1 category; 4 gaps are clear of the uncertainty.
- The widest gap is in coding, where Longcat Flash Chat leads 43.5 to 36.1.
Side by side
| Longcat Flash Chat | MiMo-V2-Flash | |
|---|---|---|
| Provider | Meituan | Xiaomi |
| Noometry Index | 42.1 | 41.3 |
| Released | — | 2025-12-16 |
| Weights | Open | Open |
| Context window | — | 262K |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.14 |
| Output $ / M tokens | — | $0.28 |
| Results tracked | 19 | 21 |
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Category by category
Coding Longcat Flash Chat leads
Longcat Flash Chat: 43.5 (#87), MiMo-V2-Flash: 36.1 (#211)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Coding | 1471 | 1443 |
| LMArena WebDev | — | 1330 |
| SciCode | — | 25.9% |
| ALE-Bench | — | 737.95 |
Reasoning MiMo-V2-Flash leads
Longcat Flash Chat: 19.0 (#272), MiMo-V2-Flash: 24.9 (#157)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Hard Prompts | 1440 | 1420 |
| Kagi LLM Benchmark | 43.9% | — |
| NYT Connections (extended) | 17.7% | — |
| CritPt | — | 0% |
Math Longcat Flash Chat leads
Longcat Flash Chat: 39.4 (#107), MiMo-V2-Flash: 38.3 (#139)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Math | 1442 | 1396 |
Knowledge Too close to call
Longcat Flash Chat: 40.6 (#116), MiMo-V2-Flash: 39.7 (#131)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Expert | 1454 | 1425 |
Multilingual Too close to call
Longcat Flash Chat: 51.9 (#101), MiMo-V2-Flash: 51.0 (#113)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Non-English | 1404 | 1392 |
| LMArena Chinese | 1465 | 1462 |
| LMArena French | 1456 | 1429 |
| LMArena German | 1408 | 1395 |
| LMArena Japanese | 1373 | 1325 |
| LMArena Korean | 1371 | 1358 |
| LMArena Russian | 1395 | 1387 |
| LMArena Spanish | 1445 | 1420 |
Instruction Following Too close to call
Longcat Flash Chat: 74.4 (#96), MiMo-V2-Flash: 73.5 (#120)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Instruction Following | 1411 | 1392 |
Long Context Too close to call
Longcat Flash Chat: 43.5 (#93), MiMo-V2-Flash: 43.0 (#110)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Longer Query | 1425 | 1409 |
Writing & Preference Longcat Flash Chat leads
Longcat Flash Chat: 61.0 (#91), MiMo-V2-Flash: 59.7 (#106)
| Benchmark | Longcat Flash Chat | MiMo-V2-Flash |
|---|---|---|
| LMArena Text | 1427 | 1411 |
| LMArena Creative Writing | 1388 | 1375 |
| LMArena Multi-Turn | 1418 | 1404 |
Frequently asked questions
Is Longcat Flash Chat better than MiMo-V2-Flash?
Longcat Flash Chat and MiMo-V2-Flash score almost the same on the Noometry Index (42.1 vs 41.3), so choose on price, context window or the category you care about most.
Is Longcat Flash Chat or MiMo-V2-Flash better for coding?
Longcat Flash Chat scores higher on coding benchmarks: 43.5 versus 36.1 in the Noometry coding category.
How many benchmarks do Longcat Flash Chat and MiMo-V2-Flash share?
17 benchmarks have published results for both models. Longcat Flash Chat has 19 scored results on Noometry and MiMo-V2-Flash has 21.