# Phi 3 Mini 128k Instruct vs Yi-34B

> Phi 3 Mini 128k Instruct is the stronger model overall, scoring 29.7 to 27.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/phi-3-mini-128k-instruct-vs-yi-34b
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Phi 3 Mini 128k Instruct scores higher in 2 categories and Yi-34B in 6 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Phi 3 Mini 128k Instruct leads 26.8 to 7.5.

## Snapshot

| | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| Provider | Microsoft | 01.AI |
| Noometry Index | 29.7 | 27.8 |
| Rank | 305 | 329 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Phi 3 Mini 128k Instruct: 28.8 (#312)
- Yi-34B: 32.3 (#274)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Coding | 1039 | 1112 |
| BigCodeBench Instruct | 29.6% | — |
| BigCodeBench Complete | 40.6% | — |

## Reasoning

- Phi 3 Mini 128k Instruct: 19.6 (#256)
- Yi-34B: 21.2 (#226)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Hard Prompts | 1028 | 1104 |
| BIG-Bench Hard | — | 71.7% |
| Epoch Capabilities Index | — | 117.39 |

## Math

- Phi 3 Mini 128k Instruct: 31.6 (#222)
- Yi-34B: 21.6 (#282)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Math | 1089 | 1114 |
| MATH Level 5 | — | 5.1% |
| GSM8K | — | 76% |

## Knowledge

- Phi 3 Mini 128k Instruct: 26.8 (#254)
- Yi-34B: 7.5 (#309)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Expert | 984 | 1061 |
| GPQA Diamond | — | 14.7% |
| MMLU | — | 76.3% |

## Multilingual

- Phi 3 Mini 128k Instruct: 25.2 (#285)
- Yi-34B: 29.7 (#264)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Non-English | 1000 | 1079 |
| LMArena Chinese | 1016 | 1176 |
| LMArena French | 1039 | 1081 |
| LMArena German | 1006 | 1042 |
| LMArena Japanese | 899 | 993 |
| LMArena Korean | 856 | 959 |
| LMArena Russian | 1004 | 1050 |
| LMArena Spanish | 1059 | 1070 |

## Instruction Following

- Phi 3 Mini 128k Instruct: 51.8 (#294)
- Yi-34B: 56.2 (#274)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Instruction Following | 1023 | 1091 |

## Long Context

- Phi 3 Mini 128k Instruct: 30.4 (#289)
- Yi-34B: 33.2 (#264)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Longer Query | 996 | 1094 |

## Writing & Preference

- Phi 3 Mini 128k Instruct: 27.1 (#301)
- Yi-34B: 34.1 (#273)

| Benchmark | Phi 3 Mini 128k Instruct | Yi-34B |
|---|---|---|
| LMArena Text | 1050 | 1129 |
| LMArena Creative Writing | 1024 | 1108 |
| LMArena Multi-Turn | 989 | 1113 |

## FAQ

### Is Phi 3 Mini 128k Instruct better than Yi-34B?

Phi 3 Mini 128k Instruct is the stronger model overall, scoring 29.7 to 27.8 on the Noometry Index.

### Is Phi 3 Mini 128k Instruct or Yi-34B better for coding?

Yi-34B scores higher on coding benchmarks: 32.3 versus 28.8 in the Noometry coding category.

### How many benchmarks do Phi 3 Mini 128k Instruct and Yi-34B share?

17 benchmarks have published results for both models. Phi 3 Mini 128k Instruct has 19 scored results on Noometry and Yi-34B has 23.