# MiMo-V2.6-Flash vs Solar Pro4

> MiMo-V2.6-Flash is the stronger model overall, scoring 44.4 to 41.5 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mimo-v2-6-flash-vs-solar-pro4
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. MiMo-V2.6-Flash scores higher in 8 categories and Solar Pro4 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2.6-Flash leads 63.9 to 56.7.
- MiMo-V2.6-Flash is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.30 / $1.20 for Solar Pro4.
- MiMo-V2.6-Flash accepts more context: 1.05M tokens versus 524K.
- MiMo-V2.6-Flash has downloadable open weights; the other is API-only.

## Snapshot

| | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| Provider | Xiaomi | Upstage |
| Noometry Index | 44.4 | 41.5 |
| Rank | 74 | 123 |
| Context | 1.05M | 524K |
| Input $/M | $0.14 | $0.30 |
| Output $/M | $0.28 | $1.20 |
| Weights | Open | Proprietary |

## Coding

- MiMo-V2.6-Flash: 44.3 (#68)
- Solar Pro4: 39.9 (#135)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1516 | 1439 |
| LMArena WebDev | — | 1371 |

## Reasoning

- MiMo-V2.6-Flash: 29.6 (#82)
- Solar Pro4: 27.3 (#107)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1481 | 1398 |

## Math

- MiMo-V2.6-Flash: 37.4 (#97)
- Solar Pro4: 36.1 (#129)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Math | 1477 | 1418 |

## Knowledge

- MiMo-V2.6-Flash: 42.0 (#91)
- Solar Pro4: 39.0 (#128)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1516 | 1421 |

## Multimodal

- MiMo-V2.6-Flash: 40.2 (#39)
- Solar Pro4: —

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Vision | 1266 | — |

## Multilingual

- MiMo-V2.6-Flash: 54.6 (#41)
- Solar Pro4: 49.0 (#134)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1439 | 1362 |
| LMArena Chinese | 1501 | 1417 |
| LMArena Russian | 1424 | 1360 |
| LMArena French | — | 1403 |
| LMArena German | — | 1351 |
| LMArena Japanese | — | 1300 |
| LMArena Korean | — | 1383 |
| LMArena Spanish | — | 1408 |

## Instruction Following

- MiMo-V2.6-Flash: 77.0 (#33)
- Solar Pro4: 72.8 (#128)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1463 | 1376 |

## Long Context

- MiMo-V2.6-Flash: 44.8 (#52)
- Solar Pro4: 42.0 (#125)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1465 | 1379 |

## Writing & Preference

- MiMo-V2.6-Flash: 63.9 (#61)
- Solar Pro4: 56.7 (#133)

| Benchmark | MiMo-V2.6-Flash | Solar Pro4 |
|---|---|---|
| LMArena Text | 1459 | 1386 |
| LMArena Creative Writing | 1408 | 1313 |
| LMArena Multi-Turn | 1460 | 1391 |

## FAQ

### Is MiMo-V2.6-Flash better than Solar Pro4?

MiMo-V2.6-Flash is the stronger model overall, scoring 44.4 to 41.5 on the Noometry Index.

### Which is cheaper, MiMo-V2.6-Flash or Solar Pro4?

MiMo-V2.6-Flash is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Solar Pro4 lists at $0.30 and $1.20.

### Is MiMo-V2.6-Flash or Solar Pro4 better for coding?

MiMo-V2.6-Flash scores higher on coding benchmarks: 44.3 versus 39.9 in the Noometry coding category.

### Which has the bigger context window?

MiMo-V2.6-Flash does, with 1.05M tokens against 524K.

### How many benchmarks do MiMo-V2.6-Flash and Solar Pro4 share?

12 benchmarks have published results for both models. MiMo-V2.6-Flash has 13 scored results on Noometry and Solar Pro4 has 18.