# Command R vs Llama 3.1-405B

> Command R and Llama 3.1-405B score almost the same on the Noometry Index (31.4 vs 30.7), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/command-r-vs-llama-3-1-405b
- Last updated: 2026-10-12
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Command R scores higher in 2 categories and Llama 3.1-405B in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in math, where Command R leads 28.0 to 18.4.
- The biggest single-benchmark swing is DTBench: 46.4% for Command R and 61.4% for Llama 3.1-405B.

## Snapshot

| | Command R | Llama 3.1-405B |
|---|---|---|
| Provider | Cohere | Meta |
| Noometry Index | 31.4 | 30.7 |
| Rank | 272 | 288 |
| Context | 128K | — |
| Input $/M | $0.15 | — |
| Output $/M | $0.60 | — |
| Weights | Open | Open |

## Coding

- Command R: 29.3 (#306)
- Llama 3.1-405B: 33.1 (#262)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Coding | 1169 | 1291 |
| WeirdML | — | 21.4% |
| BigCodeBench Instruct | 37.1% | — |
| LiveBench Coding | 17.9% | — |
| BigCodeBench Complete | 45.2% | — |

## Agentic & Tool Use

- Command R: —
- Llama 3.1-405B: 21.0 (#140)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| TheAgentCompany | — | 7.4% |
| Cybench | — | 7.5% |

## Reasoning

- Command R: 13.8 (#331)
- Llama 3.1-405B: 16.8 (#300)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Hard Prompts | 1164 | 1269 |
| DTBench | 46.4% | 61.4% |
| SimpleBench | — | 23% |
| Kagi LLM Benchmark | — | 45% |
| LiveBench Reasoning | 21.9% | — |
| LiveBench Data Analysis | 33.3% | — |
| LMCA | 9.2% | — |
| BIG-Bench Hard | — | 82.9% |
| Epoch Capabilities Index | — | 128.75 |
| ForecastBench | — | 59.9 |
| HellaSwag | — | 89.2% |
| LiveBench | 27.5% | — |
| PIQA | — | 85.9% |
| WinoGrande | — | 89.2% |

## Math

- Command R: 28.0 (#246)
- Llama 3.1-405B: 18.4 (#290)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Math | 1155 | 1281 |
| OTIS Mock AIME 2024-2025 | — | 9.7% |
| Omni-MATH | — | 24.9% |
| LiveBench Math | 19.4% | — |
| MATH Level 5 | — | 49.8% |

## Knowledge

- Command R: 31.0 (#221)
- Llama 3.1-405B: 30.4 (#227)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Expert | 1138 | 1243 |
| MMLU | 65.2% | 84.5% |
| GPQA Diamond | — | 50.9% |
| MMLU-Pro | — | 72.3% |
| Confabulations | — | 17.6% |
| GPQA (HELM) | — | 52.2% |
| ARC (AI2) Challenge | — | 95.3% |
| TriviaQA | — | 82.7% |

## Multilingual

- Command R: 35.7 (#245)
- Llama 3.1-405B: 40.7 (#214)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Non-English | 1174 | 1248 |
| LMArena Chinese | 1182 | 1242 |
| LMArena French | 1162 | 1279 |
| LMArena German | 1176 | 1252 |
| LMArena Japanese | 1143 | 1208 |
| LMArena Korean | 1163 | 1184 |
| LMArena Russian | 1174 | 1265 |
| LMArena Spanish | 1151 | 1260 |

## Instruction Following

- Command R: 58.1 (#261)
- Llama 3.1-405B: 65.9 (#214)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Instruction Following | 1167 | 1259 |
| LiveBench Instruction Following | 55.6% | — |
| IFEval | — | 81.1% |

## Long Context

- Command R: 36.3 (#231)
- Llama 3.1-405B: 38.4 (#197)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Longer Query | 1198 | 1266 |

## Writing & Preference

- Command R: 38.2 (#254)
- Llama 3.1-405B: 38.9 (#251)

| Benchmark | Command R | Llama 3.1-405B |
|---|---|---|
| LMArena Text | 1187 | 1284 |
| LMArena Creative Writing | 1170 | 1262 |
| LMArena Multi-Turn | 1163 | 1297 |
| EQ-Bench Creative Writing | — | 870 |
| WildBench | — | 78.3% |
| LiveBench Language | 16.7% | — |

## FAQ

### Is Command R better than Llama 3.1-405B?

Command R and Llama 3.1-405B score almost the same on the Noometry Index (31.4 vs 30.7), so choose on price, context window or the category you care about most.

### Is Command R or Llama 3.1-405B better for coding?

Llama 3.1-405B scores higher on coding benchmarks: 33.1 versus 29.3 in the Noometry coding category.

### How many benchmarks do Command R and Llama 3.1-405B share?

19 benchmarks have published results for both models. Command R has 29 scored results on Noometry and Llama 3.1-405B has 42.