# MiMo-V2-Pro vs Yi-1.5-34B

> MiMo-V2-Pro is the stronger model overall, scoring 42.4 to 30.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mimo-v2-pro-vs-yi-1-5-34b
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. MiMo-V2-Pro scores higher in 7 categories and Yi-1.5-34B in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where MiMo-V2-Pro leads 40.8 to 14.8.
- Yi-1.5-34B has downloadable open weights; the other is API-only.

## Snapshot

| | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| Provider | Xiaomi | 01.AI |
| Noometry Index | 42.4 | 30.2 |
| Rank | 102 | 286 |
| Context | 1.05M | — |
| Input $/M | $0.43 | — |
| Output $/M | $0.87 | — |
| Weights | Proprietary | Open |

## Coding

- MiMo-V2-Pro: 43.4 (#76)
- Yi-1.5-34B: 31.9 (#267)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Coding | 1476 | 1169 |
| LMArena WebDev | 1433 | — |
| BigCodeBench Instruct | — | 33.9% |
| BigCodeBench Complete | — | 43.8% |
| ALE-Bench | 785.17 | — |

## Reasoning

- MiMo-V2-Pro: 21.3 (#200)
- Yi-1.5-34B: 21.5 (#195)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Hard Prompts | 1457 | 1160 |
| NYT Connections (extended) | 25.8% | — |
| Thematic Generalization | 45.9% | — |

## Math

- MiMo-V2-Pro: 36.7 (#104)
- Yi-1.5-34B: 25.3 (#248)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Math | 1447 | 1182 |
| MATH Level 5 | — | 25.5% |

## Knowledge

- MiMo-V2-Pro: 40.8 (#106)
- Yi-1.5-34B: 14.8 (#290)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Expert | 1479 | 1144 |
| GPQA Diamond | — | 32% |

## Multilingual

- MiMo-V2-Pro: 52.9 (#77)
- Yi-1.5-34B: 32.5 (#251)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Non-English | 1416 | 1121 |
| LMArena Chinese | 1455 | 1213 |
| LMArena French | 1470 | 1155 |
| LMArena German | 1417 | 1111 |
| LMArena Japanese | 1366 | 1021 |
| LMArena Korean | 1401 | 1005 |
| LMArena Russian | 1427 | 1091 |
| LMArena Spanish | 1458 | 1120 |

## Instruction Following

- MiMo-V2-Pro: 76.2 (#46)
- Yi-1.5-34B: 59.4 (#252)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Instruction Following | 1444 | 1139 |

## Long Context

- MiMo-V2-Pro: 41.5 (#133)
- Yi-1.5-34B: 34.6 (#243)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Longer Query | 1455 | 1144 |
| CL-bench | 15.7% | — |
| CL-bench Life | 6.9% | — |

## Writing & Preference

- MiMo-V2-Pro: 62.9 (#67)
- Yi-1.5-34B: 37.6 (#252)

| Benchmark | MiMo-V2-Pro | Yi-1.5-34B |
|---|---|---|
| LMArena Text | 1436 | 1173 |
| LMArena Creative Writing | 1415 | 1135 |
| LMArena Multi-Turn | 1456 | 1153 |

## FAQ

### Is MiMo-V2-Pro better than Yi-1.5-34B?

MiMo-V2-Pro is the stronger model overall, scoring 42.4 to 30.2 on the Noometry Index.

### Is MiMo-V2-Pro or Yi-1.5-34B better for coding?

MiMo-V2-Pro scores higher on coding benchmarks: 43.4 versus 31.9 in the Noometry coding category.

### How many benchmarks do MiMo-V2-Pro and Yi-1.5-34B share?

17 benchmarks have published results for both models. MiMo-V2-Pro has 23 scored results on Noometry and Yi-1.5-34B has 21.