# Mistral vs Phi 3 Mini 128k Instruct

> Mistral and Phi 3 Mini 128k Instruct score almost the same on the Noometry Index (29.4 vs 29.1), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/mistral-vs-phi-3-mini-128k-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Mistral scores higher in 6 categories and Phi 3 Mini 128k Instruct in 2 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Phi 3 Mini 128k Instruct leads 26.3 to 16.3.
- Phi 3 Mini 128k Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| Provider | Mistral AI | Microsoft |
| Noometry Index | 29.4 | 29.1 |
| Rank | 297 | 303 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Mistral: 33.2 (#249)
- Phi 3 Mini 128k Instruct: 28.3 (#307)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Coding | 1162 | 1040 |
| BigCodeBench Instruct | — | 29.6% |
| BigCodeBench Complete | — | 40.6% |

## Reasoning

- Mistral: 21.3 (#199)
- Phi 3 Mini 128k Instruct: 18.7 (#254)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1149 | 1028 |

## Math

- Mistral: 20.5 (#275)
- Phi 3 Mini 128k Instruct: 29.2 (#220)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Math | 1180 | 1089 |
| Omni-MATH | 7.2% | — |

## Knowledge

- Mistral: 16.3 (#283)
- Phi 3 Mini 128k Instruct: 26.3 (#251)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Expert | 1125 | 984 |
| MMLU-Pro | 27.7% | — |
| GPQA (HELM) | 30.3% | — |

## Multilingual

- Mistral: 33.0 (#249)
- Phi 3 Mini 128k Instruct: 25.4 (#280)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Non-English | 1129 | 1000 |
| LMArena Chinese | 1109 | 1016 |
| LMArena French | 1179 | 1038 |
| LMArena German | 1155 | 1006 |
| LMArena Japanese | 1012 | 899 |
| LMArena Korean | 1032 | 856 |
| LMArena Russian | 1168 | 1004 |
| LMArena Spanish | 1143 | 1058 |

## Instruction Following

- Mistral: 52.9 (#283)
- Phi 3 Mini 128k Instruct: 52.1 (#289)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Instruction Following | 1152 | 1023 |
| IFEval | 56.8% | — |

## Long Context

- Mistral: 35.0 (#240)
- Phi 3 Mini 128k Instruct: 30.3 (#284)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Longer Query | 1154 | 996 |

## Writing & Preference

- Mistral: 37.2 (#255)
- Phi 3 Mini 128k Instruct: 27.3 (#296)

| Benchmark | Mistral | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Text | 1165 | 1050 |
| LMArena Creative Writing | 1158 | 1024 |
| LMArena Multi-Turn | 1147 | 989 |
| WildBench | 66% | — |

## FAQ

### Is Mistral better than Phi 3 Mini 128k Instruct?

Mistral and Phi 3 Mini 128k Instruct score almost the same on the Noometry Index (29.4 vs 29.1), so choose on price, context window or the category you care about most.

### Is Mistral or Phi 3 Mini 128k Instruct better for coding?

Mistral scores higher on coding benchmarks: 33.2 versus 28.3 in the Noometry coding category.

### How many benchmarks do Mistral and Phi 3 Mini 128k Instruct share?

17 benchmarks have published results for both models. Mistral has 22 scored results on Noometry and Phi 3 Mini 128k Instruct has 19.