# Amazon Nova Experimental Chat 10 09 vs Command R

> Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 31.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-09-vs-command-r
- Last updated: 2026-10-11
- Shared benchmarks: 9

## Summary

- They share 9 benchmarks with published results for both. Amazon Nova Experimental Chat 10 09 scores higher in 6 categories and Command R in 0 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Amazon Nova Experimental Chat 10 09 leads 54.7 to 38.2.
- Command R has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| Provider | Amazon | Cohere |
| Noometry Index | 41.9 | 31.4 |
| Rank | 126 | 272 |
| Context | — | 128K |
| Input $/M | — | $0.15 |
| Output $/M | — | $0.60 |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 10 09: 40.2 (#145)
- Command R: 29.3 (#306)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LMArena Coding | 1370 | 1169 |
| BigCodeBench Instruct | — | 37.1% |
| LiveBench Coding | — | 17.9% |
| BigCodeBench Complete | — | 45.2% |

## Reasoning

- Amazon Nova Experimental Chat 10 09: 27.3 (#120)
- Command R: 13.8 (#331)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LMArena Hard Prompts | 1356 | 1164 |
| LiveBench Reasoning | — | 21.9% |
| DTBench | — | 46.4% |
| LiveBench Data Analysis | — | 33.3% |
| LMCA | — | 9.2% |
| LiveBench | — | 27.5% |

## Math

- Amazon Nova Experimental Chat 10 09: —
- Command R: 28.0 (#246)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LiveBench Math | — | 19.4% |
| LMArena Math | — | 1155 |

## Knowledge

- Amazon Nova Experimental Chat 10 09: —
- Command R: 31.0 (#221)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LMArena Expert | — | 1138 |
| MMLU | — | 65.2% |

## Multilingual

- Amazon Nova Experimental Chat 10 09: 47.3 (#150)
- Command R: 35.7 (#245)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LMArena Non-English | 1340 | 1174 |
| LMArena Chinese | 1341 | 1182 |
| LMArena French | — | 1162 |
| LMArena German | — | 1176 |
| LMArena Japanese | — | 1143 |
| LMArena Korean | — | 1163 |
| LMArena Russian | — | 1174 |
| LMArena Spanish | — | 1151 |

## Instruction Following

- Amazon Nova Experimental Chat 10 09: 69.4 (#172)
- Command R: 58.1 (#261)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LMArena Instruction Following | 1315 | 1167 |
| LiveBench Instruction Following | — | 55.6% |

## Long Context

- Amazon Nova Experimental Chat 10 09: 40.5 (#152)
- Command R: 36.3 (#231)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LMArena Longer Query | 1333 | 1198 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 09: 54.7 (#149)
- Command R: 38.2 (#254)

| Benchmark | Amazon Nova Experimental Chat 10 09 | Command R |
|---|---|---|
| LMArena Text | 1364 | 1187 |
| LMArena Creative Writing | 1307 | 1170 |
| LMArena Multi-Turn | 1355 | 1163 |
| LiveBench Language | — | 16.7% |

## FAQ

### Is Amazon Nova Experimental Chat 10 09 better than Command R?

Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 31.4 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 09 or Command R better for coding?

Amazon Nova Experimental Chat 10 09 scores higher on coding benchmarks: 40.2 versus 29.3 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 09 and Command R share?

9 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and Command R has 29.