# Amazon Nova Experimental Chat 12 10 vs MiMo-V2.5-Pro

> MiMo-V2.5-Pro is the stronger model overall, scoring 44.8 to 42.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-12-10-vs-mimo-v2-5-pro
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 1 category and MiMo-V2.5-Pro in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2.5-Pro leads 65.5 to 59.7.
- MiMo-V2.5-Pro has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| Provider | Amazon | Xiaomi |
| Noometry Index | 42.3 | 44.8 |
| Rank | 104 | 70 |
| Context | — | 1.05M |
| Input $/M | — | $0.43 |
| Output $/M | — | $0.87 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 12 10: 41.5 (#112)
- MiMo-V2.5-Pro: 47.0 (#58)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Coding | 1430 | 1502 |
| LMArena WebDev | — | 1477 |
| SciCode | — | 50.2% |
| ALE-Bench | — | 899.8 |

## Reasoning

- Amazon Nova Experimental Chat 12 10: 28.1 (#93)
- MiMo-V2.5-Pro: 25.9 (#124)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1487 |
| NYT Connections (extended) | — | 34.4% |
| CritPt | — | 4% |
| DTBench | — | 84.5% |
| LMCA | — | 29.5% |

## Math

- Amazon Nova Experimental Chat 12 10: 36.1 (#130)
- MiMo-V2.5-Pro: 38.6 (#84)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Math | 1418 | 1480 |
| ProofBench | — | 22% |

## Knowledge

- Amazon Nova Experimental Chat 12 10: 38.6 (#133)
- MiMo-V2.5-Pro: 41.5 (#100)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Expert | 1409 | 1501 |

## Multilingual

- Amazon Nova Experimental Chat 12 10: 51.7 (#103)
- MiMo-V2.5-Pro: 55.3 (#33)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Non-English | 1399 | 1449 |
| LMArena Chinese | 1440 | 1507 |
| LMArena Russian | 1397 | 1450 |
| LMArena French | — | 1489 |
| LMArena German | — | 1455 |
| LMArena Japanese | — | 1418 |
| LMArena Korean | — | 1436 |
| LMArena Spanish | — | 1470 |

## Instruction Following

- Amazon Nova Experimental Chat 12 10: 73.4 (#117)
- MiMo-V2.5-Pro: 77.6 (#21)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Instruction Following | 1387 | 1477 |

## Long Context

- Amazon Nova Experimental Chat 12 10: 42.4 (#120)
- MiMo-V2.5-Pro: 45.4 (#38)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Longer Query | 1391 | 1482 |

## Writing & Preference

- Amazon Nova Experimental Chat 12 10: 59.7 (#104)
- MiMo-V2.5-Pro: 65.5 (#47)

| Benchmark | Amazon Nova Experimental Chat 12 10 | MiMo-V2.5-Pro |
|---|---|---|
| LMArena Text | 1420 | 1465 |
| LMArena Creative Writing | 1351 | 1440 |
| LMArena Multi-Turn | 1409 | 1477 |
| EQ-Bench Creative Writing | — | 1493 |
| EQ-Bench 4 | — | 1208 |

## FAQ

### Is Amazon Nova Experimental Chat 12 10 better than MiMo-V2.5-Pro?

MiMo-V2.5-Pro is the stronger model overall, scoring 44.8 to 42.3 on the Noometry Index.

### Is Amazon Nova Experimental Chat 12 10 or MiMo-V2.5-Pro better for coding?

MiMo-V2.5-Pro scores higher on coding benchmarks: 47.0 versus 41.5 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 12 10 and MiMo-V2.5-Pro share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and MiMo-V2.5-Pro has 27.