# Chatgpt 4o Latest 20250326 vs Mistral Small 3

> Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 31.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-mistral-small-3
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 8 categories and Mistral Small 3 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Chatgpt 4o Latest 20250326 leads 62.6 to 32.2.
- The biggest single-benchmark swing is Confabulations: 16.6% for Chatgpt 4o Latest 20250326 and 25.2% for Mistral Small 3.
- Mistral Small 3 has downloadable open weights; the other is API-only.

## Snapshot

| | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 43.8 | 31.2 |
| Rank | 82 | 278 |
| Context | — | 33K |
| Input $/M | — | $0.05 |
| Output $/M | — | $0.08 |
| Weights | Proprietary | Open |

## Coding

- Chatgpt 4o Latest 20250326: 41.6 (#122)
- Mistral Small 3: 36.5 (#207)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Coding | 1413 | 1246 |
| BigCodeBench Instruct | — | 45.3% |
| BigCodeBench Complete | — | 50.4% |

## Reasoning

- Chatgpt 4o Latest 20250326: 33.8 (#71)
- Mistral Small 3: 18.9 (#273)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1233 |
| Kagi LLM Benchmark | 75% | — |
| Chess Puzzles | — | 0% |
| Epoch Capabilities Index | — | 127.07 |

## Math

- Chatgpt 4o Latest 20250326: 38.6 (#134)
- Mistral Small 3: 16.3 (#295)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Math | 1407 | 1240 |
| OTIS Mock AIME 2024-2025 | — | 6.7% |

## Knowledge

- Chatgpt 4o Latest 20250326: 39.2 (#137)
- Mistral Small 3: 25.1 (#263)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| Confabulations | 16.6% | 25.2% |
| LMArena Expert | 1401 | 1202 |
| GPQA Diamond | — | 47.3% |

## Multimodal

- Chatgpt 4o Latest 20250326: 39.6 (#58)
- Mistral Small 3: —

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Vision | 1243 | — |

## Multilingual

- Chatgpt 4o Latest 20250326: 52.9 (#76)
- Mistral Small 3: 37.3 (#236)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Non-English | 1419 | 1198 |
| LMArena Chinese | 1457 | 1204 |
| LMArena French | 1446 | 1203 |
| LMArena German | 1423 | 1211 |
| LMArena Japanese | 1405 | 1111 |
| LMArena Korean | 1396 | 1188 |
| LMArena Russian | 1429 | 1216 |
| LMArena Spanish | 1434 | — |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.0 (#107)
- Mistral Small 3: 63.7 (#229)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Instruction Following | 1403 | 1214 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#107)
- Mistral Small 3: 37.8 (#211)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Longer Query | 1413 | 1246 |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.6 (#72)
- Mistral Small 3: 32.2 (#280)

| Benchmark | Chatgpt 4o Latest 20250326 | Mistral Small 3 |
|---|---|---|
| LMArena Text | 1429 | 1234 |
| LMArena Creative Writing | 1405 | 1195 |
| EQ-Bench Creative Writing | 1501 | 707 |
| LMArena Multi-Turn | 1454 | 1217 |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than Mistral Small 3?

Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 31.2 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or Mistral Small 3 better for coding?

Chatgpt 4o Latest 20250326 scores higher on coding benchmarks: 41.6 versus 36.5 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and Mistral Small 3 share?

18 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Mistral Small 3 has 24.