# Command R vs Grok 4

> Grok 4 is the stronger model overall, scoring 48.1 to 31.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/command-r-vs-grok-4
- Last updated: 2026-10-11
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Command R scores higher in 0 categories and Grok 4 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in long context, where Grok 4 leads 63.1 to 36.3.
- Command R has downloadable open weights; the other is API-only.

## Snapshot

| | Command R | Grok 4 |
|---|---|---|
| Provider | Cohere | xAI |
| Noometry Index | 31.4 | 48.1 |
| Rank | 272 | 56 |
| Context | 128K | — |
| Input $/M | $0.15 | — |
| Output $/M | $0.60 | — |
| Weights | Open | Proprietary |

## Coding

- Command R: 29.3 (#306)
- Grok 4: 50.3 (#46)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Coding | 1169 | 1408 |
| Aider Polyglot | — | 79.6% |
| WeirdML | — | 45.7% |
| BigCodeBench Instruct | 37.1% | — |
| LiveBench Coding | 17.9% | — |
| BigCodeBench Complete | 45.2% | — |

## Agentic & Tool Use

- Command R: —
- Grok 4: 32.3 (#68)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| Terminal-Bench | — | 27.2% |
| Berkeley Function Calling Leaderboard | — | 63% |
| GDPval | — | 21.1% |
| Cybench | — | 43% |
| DeepResearch Bench | — | 47.3% |
| BALROG | — | 43.6% |
| LMArena Search | — | 1142 |
| METR Time Horizons | — | 66.6% |

## Reasoning

- Command R: 13.8 (#331)
- Grok 4: 36.7 (#65)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Hard Prompts | 1164 | 1409 |
| ARC-AGI-2 | — | 16% |
| SimpleBench | — | 60.5% |
| Kagi LLM Benchmark | — | 73.6% |
| ARC-AGI-1 | — | 66.7% |
| Chess Puzzles | — | 28% |
| LiveBench Reasoning | 21.9% | — |
| DTBench | 46.4% | — |
| LiveBench Data Analysis | 33.3% | — |
| LMCA | 9.2% | — |
| Epoch Capabilities Index | — | 146.44 |
| ForecastBench | — | 60.9 |
| LiveBench | 27.5% | — |

## Math

- Command R: 28.0 (#246)
- Grok 4: 48.4 (#64)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Math | 1155 | 1422 |
| OTIS Mock AIME 2024-2025 | — | 84% |
| Omni-MATH | — | 60.3% |
| LiveBench Math | 19.4% | — |
| FrontierMath (Feb 2025 set) | — | 19.7% |
| FrontierMath Tier 4 (v1) | — | 2.1% |

## Knowledge

- Command R: 31.0 (#221)
- Grok 4: 53.8 (#55)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Expert | 1138 | 1415 |
| GPQA Diamond | — | 87% |
| MMLU-Pro | — | 85.1% |
| Confabulations | — | 12.4% |
| GPQA (HELM) | — | 72.7% |
| MMLU | 65.2% | — |

## Multimodal

- Command R: —
- Grok 4: 33.7 (#94)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Vision | — | 1210 |
| GeoBench | — | 45% |

## Multilingual

- Command R: 35.7 (#245)
- Grok 4: 51.8 (#103)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Non-English | 1174 | 1403 |
| LMArena Chinese | 1182 | 1427 |
| LMArena French | 1162 | 1418 |
| LMArena German | 1176 | 1429 |
| LMArena Japanese | 1143 | 1394 |
| LMArena Korean | 1163 | 1377 |
| LMArena Russian | 1174 | 1410 |
| LMArena Spanish | 1151 | 1420 |

## Instruction Following

- Command R: 58.1 (#261)
- Grok 4: 79.2 (#5)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Instruction Following | 1167 | 1387 |
| LiveBench Instruction Following | 55.6% | — |
| IFEval | — | 94.9% |

## Long Context

- Command R: 36.3 (#231)
- Grok 4: 63.1 (#4)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Longer Query | 1198 | 1409 |
| Fiction.LiveBench | — | 94.4% |

## Writing & Preference

- Command R: 38.2 (#254)
- Grok 4: 58.5 (#116)

| Benchmark | Command R | Grok 4 |
|---|---|---|
| LMArena Text | 1187 | 1411 |
| LMArena Creative Writing | 1170 | 1397 |
| LMArena Multi-Turn | 1163 | 1416 |
| Short-Story Creative Writing | — | 76.9% |
| WildBench | — | 79.7% |
| LiveBench Language | 16.7% | — |

## FAQ

### Is Command R better than Grok 4?

Grok 4 is the stronger model overall, scoring 48.1 to 31.4 on the Noometry Index.

### Is Command R or Grok 4 better for coding?

Grok 4 scores higher on coding benchmarks: 50.3 versus 29.3 in the Noometry coding category.

### How many benchmarks do Command R and Grok 4 share?

17 benchmarks have published results for both models. Command R has 29 scored results on Noometry and Grok 4 has 48.