# Mistral Small 3 vs Yi-1.5-34B

> Mistral Small 3 and Yi-1.5-34B score almost the same on the Noometry Index (30.9 vs 30.2), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/mistral-small-3-vs-yi-1-5-34b
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Mistral Small 3 scores higher in 5 categories and Yi-1.5-34B in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Mistral Small 3 leads 25.0 to 14.8.
- The biggest single-benchmark swing is GPQA Diamond: 47.3% for Mistral Small 3 and 32% for Yi-1.5-34B.

## Snapshot

| | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| Provider | Mistral AI | 01.AI |
| Noometry Index | 30.9 | 30.2 |
| Rank | 268 | 286 |
| Context | 33K | — |
| Input $/M | $0.05 | — |
| Output $/M | $0.08 | — |
| Weights | Open | Open |

## Coding

- Mistral Small 3: 36.0 (#203)
- Yi-1.5-34B: 31.9 (#267)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| BigCodeBench Instruct | 45.3% | 33.9% |
| LMArena Coding | 1246 | 1169 |
| BigCodeBench Complete | 50.4% | 43.8% |

## Reasoning

- Mistral Small 3: 18.2 (#269)
- Yi-1.5-34B: 21.5 (#195)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| LMArena Hard Prompts | 1233 | 1160 |
| Chess Puzzles | 0% | — |
| Epoch Capabilities Index | 127.06 | — |

## Math

- Mistral Small 3: 15.3 (#290)
- Yi-1.5-34B: 25.3 (#248)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| LMArena Math | 1240 | 1182 |
| OTIS Mock AIME 2024-2025 | 6.7% | — |
| MATH Level 5 | — | 25.5% |

## Knowledge

- Mistral Small 3: 25.0 (#258)
- Yi-1.5-34B: 14.8 (#290)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| GPQA Diamond | 47.3% | 32% |
| LMArena Expert | 1202 | 1144 |
| Confabulations | 25.2% | — |

## Multilingual

- Mistral Small 3: 37.5 (#231)
- Yi-1.5-34B: 32.5 (#251)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| LMArena Non-English | 1198 | 1121 |
| LMArena Chinese | 1204 | 1213 |
| LMArena French | 1202 | 1155 |
| LMArena German | 1211 | 1111 |
| LMArena Japanese | 1111 | 1021 |
| LMArena Korean | 1188 | 1005 |
| LMArena Russian | 1216 | 1091 |
| LMArena Spanish | — | 1120 |

## Instruction Following

- Mistral Small 3: 63.9 (#224)
- Yi-1.5-34B: 59.4 (#252)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| LMArena Instruction Following | 1214 | 1139 |

## Long Context

- Mistral Small 3: 37.8 (#206)
- Yi-1.5-34B: 34.6 (#243)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| LMArena Longer Query | 1246 | 1144 |

## Writing & Preference

- Mistral Small 3: 32.4 (#275)
- Yi-1.5-34B: 37.6 (#252)

| Benchmark | Mistral Small 3 | Yi-1.5-34B |
|---|---|---|
| LMArena Text | 1234 | 1173 |
| LMArena Creative Writing | 1195 | 1135 |
| LMArena Multi-Turn | 1217 | 1153 |
| EQ-Bench Creative Writing | 707 | — |

## FAQ

### Is Mistral Small 3 better than Yi-1.5-34B?

Mistral Small 3 and Yi-1.5-34B score almost the same on the Noometry Index (30.9 vs 30.2), so choose on price, context window or the category you care about most.

### Is Mistral Small 3 or Yi-1.5-34B better for coding?

Mistral Small 3 scores higher on coding benchmarks: 36.0 versus 31.9 in the Noometry coding category.

### How many benchmarks do Mistral Small 3 and Yi-1.5-34B share?

19 benchmarks have published results for both models. Mistral Small 3 has 24 scored results on Noometry and Yi-1.5-34B has 21.