# Molmo 2 8b vs Olmo 3.1 32b Instruct

> Molmo 2 8b and Olmo 3.1 32b Instruct score almost the same on the Noometry Index (38.7 vs 38.8), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/molmo-2-8b-vs-olmo-3-1-32b-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 4

## Summary

- They share 4 benchmarks with published results for both. Molmo 2 8b scores higher in 0 categories and Olmo 3.1 32b Instruct in 4 categories; one gap is clear of the uncertainty.

## Snapshot

| | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | Allen Institute for AI (Ai2) |
| Noometry Index | 38.7 | 38.8 |
| Rank | 170 | 168 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Molmo 2 8b: —
- Olmo 3.1 32b Instruct: 38.9 (#154)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Coding | — | 1346 |

## Reasoning

- Molmo 2 8b: 24.5 (#146)
- Olmo 3.1 32b Instruct: 25.4 (#131)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1288 | 1322 |

## Math

- Molmo 2 8b: —
- Olmo 3.1 32b Instruct: 33.6 (#169)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Math | — | 1305 |

## Knowledge

- Molmo 2 8b: —
- Olmo 3.1 32b Instruct: 35.4 (#175)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Expert | — | 1307 |

## Multimodal

- Molmo 2 8b: 29.5 (#106)
- Olmo 3.1 32b Instruct: —

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Vision | 1081 | — |

## Multilingual

- Molmo 2 8b: 42.8 (#186)
- Olmo 3.1 32b Instruct: 42.8 (#185)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Non-English | 1275 | 1275 |
| LMArena Chinese | — | 1304 |
| LMArena French | — | 1328 |
| LMArena German | — | 1283 |
| LMArena Korean | — | 1206 |
| LMArena Russian | — | 1268 |
| LMArena Spanish | — | 1337 |

## Instruction Following

- Molmo 2 8b: 67.2 (#196)
- Olmo 3.1 32b Instruct: 68.8 (#182)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1270 | 1298 |

## Long Context

- Molmo 2 8b: —
- Olmo 3.1 32b Instruct: 39.9 (#161)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Longer Query | — | 1312 |

## Writing & Preference

- Molmo 2 8b: 49.5 (#187)
- Olmo 3.1 32b Instruct: 50.4 (#179)

| Benchmark | Molmo 2 8b | Olmo 3.1 32b Instruct |
|---|---|---|
| LMArena Text | 1288 | 1311 |
| LMArena Creative Writing | — | 1264 |
| LMArena Multi-Turn | — | 1309 |

## FAQ

### Is Molmo 2 8b better than Olmo 3.1 32b Instruct?

Molmo 2 8b and Olmo 3.1 32b Instruct score almost the same on the Noometry Index (38.7 vs 38.8), so choose on price, context window or the category you care about most.

### How many benchmarks do Molmo 2 8b and Olmo 3.1 32b Instruct share?

4 benchmarks have published results for both models. Molmo 2 8b has 5 scored results on Noometry and Olmo 3.1 32b Instruct has 16.