# Command R vs Solar Pro4

> Solar Pro4 is the stronger model overall, scoring 41.5 to 31.0 on the Noometry Index. Command R costs 2.0× less per token, which makes it the better buy when Solar Pro4's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/command-r-vs-solar-pro4
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Command R scores higher in 0 categories and Solar Pro4 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Solar Pro4 leads 56.7 to 38.4.
- Command R is cheaper at $0.15 / $0.60 per million input/output tokens, against $0.30 / $1.20 for Solar Pro4.
- Solar Pro4 accepts more context: 524K tokens versus 128K.
- Command R has downloadable open weights; the other is API-only.

## Snapshot

| | Command R | Solar Pro4 |
|---|---|---|
| Provider | Cohere | Upstage |
| Noometry Index | 31.0 | 41.5 |
| Rank | 267 | 123 |
| Context | 128K | 524K |
| Input $/M | $0.15 | $0.30 |
| Output $/M | $0.60 | $1.20 |
| Weights | Open | Proprietary |

## Coding

- Command R: 28.8 (#301)
- Solar Pro4: 39.9 (#135)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1170 | 1439 |
| LMArena WebDev | — | 1371 |
| BigCodeBench Instruct | 37.1% | — |
| LiveBench Coding | 17.9% | — |
| BigCodeBench Complete | 45.2% | — |

## Reasoning

- Command R: 13.3 (#329)
- Solar Pro4: 27.3 (#107)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1164 | 1398 |
| LiveBench Reasoning | 21.9% | — |
| DTBench | 46.4% | — |
| LiveBench Data Analysis | 33.3% | — |
| LMCA | 9.2% | — |
| LiveBench | 27.5% | — |

## Math

- Command R: 25.8 (#244)
- Solar Pro4: 36.1 (#129)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Math | 1155 | 1418 |
| LiveBench Math | 19.4% | — |

## Knowledge

- Command R: 30.5 (#219)
- Solar Pro4: 39.0 (#128)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1138 | 1421 |
| MMLU | 65.2% | — |

## Multilingual

- Command R: 35.9 (#240)
- Solar Pro4: 49.0 (#134)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1174 | 1362 |
| LMArena Chinese | 1182 | 1417 |
| LMArena French | 1161 | 1403 |
| LMArena German | 1176 | 1351 |
| LMArena Japanese | 1143 | 1300 |
| LMArena Korean | 1162 | 1383 |
| LMArena Russian | 1174 | 1360 |
| LMArena Spanish | 1150 | 1408 |

## Instruction Following

- Command R: 58.3 (#256)
- Solar Pro4: 72.8 (#128)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1167 | 1376 |
| LiveBench Instruction Following | 55.6% | — |

## Long Context

- Command R: 36.3 (#226)
- Solar Pro4: 42.0 (#125)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1198 | 1379 |

## Writing & Preference

- Command R: 38.4 (#248)
- Solar Pro4: 56.7 (#133)

| Benchmark | Command R | Solar Pro4 |
|---|---|---|
| LMArena Text | 1187 | 1386 |
| LMArena Creative Writing | 1170 | 1313 |
| LMArena Multi-Turn | 1163 | 1391 |
| LiveBench Language | 16.7% | — |

## FAQ

### Is Command R better than Solar Pro4?

Solar Pro4 is the stronger model overall, scoring 41.5 to 31.0 on the Noometry Index. Command R costs 2.0× less per token, which makes it the better buy when Solar Pro4's lead doesn't matter for your workload.

### Which is cheaper, Command R or Solar Pro4?

Command R is cheaper. It lists at $0.15 per million input tokens and $0.60 per million output tokens; Solar Pro4 lists at $0.30 and $1.20.

### Is Command R or Solar Pro4 better for coding?

Solar Pro4 scores higher on coding benchmarks: 39.9 versus 28.8 in the Noometry coding category.

### Which has the bigger context window?

Solar Pro4 does, with 524K tokens against 128K.

### How many benchmarks do Command R and Solar Pro4 share?

17 benchmarks have published results for both models. Command R has 29 scored results on Noometry and Solar Pro4 has 18.