Model comparison
MiMo-V2.6-Flash vs MiMo-V2-Omni
MiMo-V2.6-Flash is the stronger model overall, scoring 48.5 to 43.6 on the Noometry Index.
Last verified . 15 shared benchmarks.
Summary
- They share 15 benchmarks with published results for both. MiMo-V2.6-Flash scores higher in 9 categories and MiMo-V2-Omni in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where MiMo-V2.6-Flash leads 51.9 to 39.1.
- Both cost about the same: $0.14 input and $0.28 output per million tokens.
- MiMo-V2.6-Flash accepts more context: 1.05M tokens versus 262K.
- MiMo-V2.6-Flash has downloadable open weights; the other is API-only.
Side by side
| MiMo-V2.6-Flash | MiMo-V2-Omni | |
|---|---|---|
| Provider | Xiaomi | Xiaomi |
| Noometry Index | 48.5 | 43.6 |
| Released | 2026-09-21 | 2026-03-18 |
| Weights | Open | Proprietary |
| Context window | 1.05M | 262K |
| Max output | 131K | 131K |
| Input $ / M tokens | $0.14 | $0.14 |
| Output $ / M tokens | $0.28 | $0.28 |
| Results tracked | 19 | 18 |
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Category by category
Coding MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 53.4 (#30), MiMo-V2-Omni: 43.3 (#89)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Coding | 1504 | 1466 |
| LMArena WebDev | 1637 | — |
| SciCode | 51.3% | — |
Reasoning MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 36.5 (#66), MiMo-V2-Omni: 29.7 (#88)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Hard Prompts | 1482 | 1445 |
| CritPt | 12% | — |
Math MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 51.9 (#52), MiMo-V2-Omni: 39.1 (#115)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | 1468 | 1430 |
| ProofBench | 63% | — |
Knowledge MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 42.2 (#99), MiMo-V2-Omni: 40.5 (#118)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | 1501 | 1449 |
Multimodal MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 40.5 (#47), MiMo-V2-Omni: 38.6 (#63)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | 1259 | 1228 |
Multilingual MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 54.0 (#51), MiMo-V2-Omni: 51.8 (#102)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | 1434 | 1404 |
| LMArena Chinese | 1511 | 1465 |
| LMArena French | 1475 | 1447 |
| LMArena Russian | 1409 | 1412 |
| LMArena Spanish | 1456 | 1434 |
| LMArena German | — | 1399 |
| LMArena Japanese | — | 1317 |
| LMArena Korean | — | 1355 |
Instruction Following MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 76.8 (#35), MiMo-V2-Omni: 75.2 (#66)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | 1463 | 1428 |
Long Context Too close to call
MiMo-V2.6-Flash: 44.8 (#57), MiMo-V2-Omni: 44.1 (#76)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | 1463 | 1442 |
Writing & Preference MiMo-V2.6-Flash leads
MiMo-V2.6-Flash: 63.1 (#67), MiMo-V2-Omni: 61.4 (#87)
| Benchmark | MiMo-V2.6-Flash | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | 1455 | 1423 |
| LMArena Creative Writing | 1400 | 1392 |
| LMArena Multi-Turn | 1451 | 1445 |
Frequently asked questions
Is MiMo-V2.6-Flash better than MiMo-V2-Omni?
MiMo-V2.6-Flash is the stronger model overall, scoring 48.5 to 43.6 on the Noometry Index.
Which is cheaper, MiMo-V2.6-Flash or MiMo-V2-Omni?
MiMo-V2-Omni is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; MiMo-V2.6-Flash lists at $0.14 and $0.28.
Is MiMo-V2.6-Flash or MiMo-V2-Omni better for coding?
MiMo-V2.6-Flash scores higher on coding benchmarks: 53.4 versus 43.3 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2.6-Flash does, with 1.05M tokens against 262K.
How many benchmarks do MiMo-V2.6-Flash and MiMo-V2-Omni share?
15 benchmarks have published results for both models. MiMo-V2.6-Flash has 19 scored results on Noometry and MiMo-V2-Omni has 18.