# Granite 4.1 8b vs Sonar

> Sonar is the stronger model overall, scoring 37.8 to 36.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/granite-4-1-8b-vs-sonar
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Sonar leads 35.1 to 29.9.
- Granite 4.1 8b has downloadable open weights; the other is API-only.

## Snapshot

| | Granite 4.1 8b | Sonar |
|---|---|---|
| Provider | IBM | Perplexity |
| Noometry Index | 36.8 | 37.8 |
| Rank | 202 | 184 |
| Context | — | 128K |
| Input $/M | — | $1 |
| Output $/M | — | $1 |
| Weights | Open | Proprietary |

## Coding

- Granite 4.1 8b: 29.9 (#291)
- Sonar: 35.1 (#217)

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LMArena WebDev | 1190 | — |
| LiveBench Coding | — | 35.1% |
| LMArena Coding | 1313 | — |

## Reasoning

- Granite 4.1 8b: 24.6 (#142)
- Sonar: 20.3 (#221)

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LiveBench Reasoning | — | 46.3% |
| LMArena Hard Prompts | 1294 | — |
| LiveBench Data Analysis | — | 37.9% |
| LiveBench | — | 46.9% |

## Math

- Granite 4.1 8b: 33.8 (#167)
- Sonar: 31.3 (#197)

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LiveBench Math | — | 41.6% |
| LMArena Math | 1311 | — |

## Knowledge

- Granite 4.1 8b: 35.5 (#171)
- Sonar: —

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LMArena Expert | 1310 | — |

## Multilingual

- Granite 4.1 8b: 41.8 (#199)
- Sonar: —

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LMArena Non-English | 1261 | — |
| LMArena Chinese | 1335 | — |
| LMArena Russian | 1238 | — |

## Instruction Following

- Granite 4.1 8b: 67.0 (#198)
- Sonar: 71.5 (#146)

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LiveBench Instruction Following | — | 76.2% |
| LMArena Instruction Following | 1268 | — |

## Long Context

- Granite 4.1 8b: 38.7 (#188)
- Sonar: —

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LMArena Longer Query | 1275 | — |

## Writing & Preference

- Granite 4.1 8b: 48.3 (#199)
- Sonar: 52.6 (#166)

| Benchmark | Granite 4.1 8b | Sonar |
|---|---|---|
| LMArena Text | 1291 | — |
| LMArena Creative Writing | 1249 | — |
| LMArena Multi-Turn | 1269 | — |
| LiveBench Language | — | 44.1% |

## FAQ

### Is Granite 4.1 8b better than Sonar?

Sonar is the stronger model overall, scoring 37.8 to 36.8 on the Noometry Index.

### Is Granite 4.1 8b or Sonar better for coding?

Sonar scores higher on coding benchmarks: 35.1 versus 29.9 in the Noometry coding category.

### How many benchmarks do Granite 4.1 8b and Sonar share?

0 benchmarks have published results for both models. Granite 4.1 8b has 13 scored results on Noometry and Sonar has 7.