# GPT-4 Turbo vs Molmo 2 8b

> Molmo 2 8b is the stronger model overall, scoring 38.7 to 30.3 on the Noometry Index.

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

## Summary

- They share 5 benchmarks with published results for both. GPT-4 Turbo scores higher in 1 category and Molmo 2 8b in 4 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Molmo 2 8b leads 24.5 to 14.9.
- Molmo 2 8b has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| Provider | OpenAI | Allen Institute for AI (Ai2) |
| Noometry Index | 30.3 | 38.7 |
| Rank | 281 | 170 |
| Context | 128K | — |
| Input $/M | $10 | — |
| Output $/M | $30 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-4 Turbo: 33.4 (#247)
- Molmo 2 8b: —

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| WeirdML | 18% | — |
| BigCodeBench Instruct | 48.2% | — |
| LMArena Coding | 1268 | — |
| BigCodeBench Complete | 58.2% | — |
| HumanEval+ | 86.6% | — |
| MBPP+ | 73.3% | — |

## Agentic & Tool Use

- GPT-4 Turbo: —
- Molmo 2 8b: —

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| METR Time Horizons | 36.7% | — |

## Reasoning

- GPT-4 Turbo: 14.9 (#311)
- Molmo 2 8b: 24.5 (#146)

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| LMArena Hard Prompts | 1251 | 1288 |
| SimpleBench | 25.1% | — |
| Chess Puzzles | 6% | — |
| DTBench | 61.6% | — |
| LMCA | 9.8% | — |
| Epoch Capabilities Index | 127.25 | — |
| ForecastBench | 59.4 | — |

## Math

- GPT-4 Turbo: 8.6 (#316)
- Molmo 2 8b: —

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| FrontierMath (Tiers 1-3) | 0.7% | — |
| OTIS Mock AIME 2024-2025 | 6.7% | — |
| LMArena Math | 1272 | — |
| MATH Level 5 | 46.7% | — |

## Knowledge

- GPT-4 Turbo: 24.3 (#263)
- Molmo 2 8b: —

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| GPQA Diamond | 46.6% | — |
| Confabulations | 28.4% | — |
| LMArena Expert | 1223 | — |
| MMLU | 81.3% | — |

## Multimodal

- GPT-4 Turbo: 30.0 (#104)
- Molmo 2 8b: 29.5 (#106)

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| LMArena Vision | 1090 | 1081 |

## Multilingual

- GPT-4 Turbo: 40.7 (#211)
- Molmo 2 8b: 42.8 (#186)

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| LMArena Non-English | 1245 | 1275 |
| LMArena Chinese | 1242 | — |
| LMArena French | 1275 | — |
| LMArena German | 1259 | — |
| LMArena Japanese | 1194 | — |
| LMArena Korean | 1187 | — |
| LMArena Russian | 1259 | — |
| LMArena Spanish | 1260 | — |

## Instruction Following

- GPT-4 Turbo: 66.0 (#211)
- Molmo 2 8b: 67.2 (#196)

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| LMArena Instruction Following | 1250 | 1270 |

## Long Context

- GPT-4 Turbo: 38.0 (#200)
- Molmo 2 8b: —

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| LMArena Longer Query | 1254 | — |

## Writing & Preference

- GPT-4 Turbo: 47.9 (#201)
- Molmo 2 8b: 49.5 (#187)

| Benchmark | GPT-4 Turbo | Molmo 2 8b |
|---|---|---|
| LMArena Text | 1272 | 1288 |
| LMArena Creative Writing | 1269 | — |
| LMArena Multi-Turn | 1267 | — |

## FAQ

### Is GPT-4 Turbo better than Molmo 2 8b?

Molmo 2 8b is the stronger model overall, scoring 38.7 to 30.3 on the Noometry Index.

### How many benchmarks do GPT-4 Turbo and Molmo 2 8b share?

5 benchmarks have published results for both models. GPT-4 Turbo has 36 scored results on Noometry and Molmo 2 8b has 5.