# ERNIE 5.1 vs MiMo-V2-Omni

> ERNIE 5.1 and MiMo-V2-Omni score almost the same on the Noometry Index (43.8 vs 43.6), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/ernie-5-1-vs-mimo-v2-omni
- Last updated: 2026-10-12
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. ERNIE 5.1 scores higher in 7 categories and MiMo-V2-Omni in 1 category; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2-Omni leads 29.7 to 21.9.

## Snapshot

| | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| Provider | Baidu | Xiaomi |
| Noometry Index | 43.8 | 43.6 |
| Rank | 83 | 88 |
| Context | — | 262K |
| Input $/M | — | $0.14 |
| Output $/M | — | $0.28 |
| Weights | Proprietary | Proprietary |

## Coding

- ERNIE 5.1: 44.0 (#76)
- MiMo-V2-Omni: 43.3 (#89)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Coding | 1488 | 1466 |

## Agentic & Tool Use

- ERNIE 5.1: —
- MiMo-V2-Omni: —

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Search | 1227 | — |

## Reasoning

- ERNIE 5.1: 21.9 (#211)
- MiMo-V2-Omni: 29.7 (#88)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Hard Prompts | 1481 | 1445 |
| NYT Connections (extended) | 23.4% | — |

## Math

- ERNIE 5.1: 40.3 (#92)
- MiMo-V2-Omni: 39.1 (#115)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | 1481 | 1430 |

## Knowledge

- ERNIE 5.1: 41.9 (#102)
- MiMo-V2-Omni: 40.5 (#118)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | 1492 | 1449 |

## Multimodal

- ERNIE 5.1: —
- MiMo-V2-Omni: 38.6 (#63)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | — | 1228 |

## Multilingual

- ERNIE 5.1: 55.5 (#29)
- MiMo-V2-Omni: 51.8 (#102)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | 1454 | 1404 |
| LMArena Chinese | 1508 | 1465 |
| LMArena French | 1488 | 1447 |
| LMArena German | 1470 | 1399 |
| LMArena Japanese | 1422 | 1317 |
| LMArena Korean | 1427 | 1355 |
| LMArena Russian | 1459 | 1412 |
| LMArena Spanish | 1473 | 1434 |

## Instruction Following

- ERNIE 5.1: 76.7 (#37)
- MiMo-V2-Omni: 75.2 (#66)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | 1460 | 1428 |

## Long Context

- ERNIE 5.1: 44.7 (#59)
- MiMo-V2-Omni: 44.1 (#76)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | 1462 | 1442 |

## Writing & Preference

- ERNIE 5.1: 65.1 (#52)
- MiMo-V2-Omni: 61.4 (#87)

| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | 1468 | 1423 |
| LMArena Creative Writing | 1441 | 1392 |
| LMArena Multi-Turn | 1471 | 1445 |

## FAQ

### Is ERNIE 5.1 better than MiMo-V2-Omni?

ERNIE 5.1 and MiMo-V2-Omni score almost the same on the Noometry Index (43.8 vs 43.6), so choose on price, context window or the category you care about most.

### Is ERNIE 5.1 or MiMo-V2-Omni better for coding?

They score almost the same on coding (44.0 vs 43.3); test both on your own repository before choosing.

### How many benchmarks do ERNIE 5.1 and MiMo-V2-Omni share?

17 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and MiMo-V2-Omni has 18.