# Molmo 2 8b vs Qwen1.5-7B

> Molmo 2 8b is the stronger model overall, scoring 39.1 to 31.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/molmo-2-8b-vs-qwen1-5-7b
- Last updated: 2026-10-10
- Shared benchmarks: 4

## Summary

- They share 4 benchmarks with published results for both. Molmo 2 8b scores higher in 4 categories and Qwen1.5-7B in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Molmo 2 8b leads 49.4 to 29.6.

## Snapshot

| | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | Alibaba (Qwen) |
| Noometry Index | 39.1 | 31.4 |
| Rank | 174 | 273 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Molmo 2 8b: —
- Qwen1.5-7B: 32.2 (#276)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Coding | — | 1107 |

## Reasoning

- Molmo 2 8b: 25.6 (#146)
- Qwen1.5-7B: 20.4 (#240)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Hard Prompts | 1287 | 1065 |

## Math

- Molmo 2 8b: —
- Qwen1.5-7B: 31.4 (#224)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Math | — | 1080 |

## Knowledge

- Molmo 2 8b: —
- Qwen1.5-7B: 28.7 (#243)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Expert | — | 1055 |
| MMLU | — | 62.6% |

## Multimodal

- Molmo 2 8b: 30.2 (#112)
- Qwen1.5-7B: —

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Vision | 1081 | — |

## Multilingual

- Molmo 2 8b: 42.7 (#190)
- Qwen1.5-7B: 28.5 (#271)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Non-English | 1276 | 1058 |
| LMArena Chinese | — | 1141 |
| LMArena Russian | — | 1006 |

## Instruction Following

- Molmo 2 8b: 67.0 (#201)
- Qwen1.5-7B: 54.1 (#281)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Instruction Following | 1270 | 1058 |

## Long Context

- Molmo 2 8b: —
- Qwen1.5-7B: 33.1 (#266)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Longer Query | — | 1090 |

## Writing & Preference

- Molmo 2 8b: 49.4 (#191)
- Qwen1.5-7B: 29.6 (#293)

| Benchmark | Molmo 2 8b | Qwen1.5-7B |
|---|---|---|
| LMArena Text | 1288 | 1083 |
| LMArena Creative Writing | — | 1035 |
| LMArena Multi-Turn | — | 1062 |

## FAQ

### Is Molmo 2 8b better than Qwen1.5-7B?

Molmo 2 8b is the stronger model overall, scoring 39.1 to 31.4 on the Noometry Index.

### How many benchmarks do Molmo 2 8b and Qwen1.5-7B share?

4 benchmarks have published results for both models. Molmo 2 8b has 5 scored results on Noometry and Qwen1.5-7B has 13.