# Olmo 3.1 32b Think vs Phi 3 Mini 128k Instruct

> Olmo 3.1 32b Think is the stronger model overall, scoring 37.3 to 29.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/olmo-3-1-32b-think-vs-phi-3-mini-128k-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Olmo 3.1 32b Think scores higher in 8 categories and Phi 3 Mini 128k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Olmo 3.1 32b Think leads 46.4 to 27.3.

## Snapshot

| | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | Microsoft |
| Noometry Index | 37.3 | 29.1 |
| Rank | 191 | 303 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Olmo 3.1 32b Think: 37.1 (#186)
- Phi 3 Mini 128k Instruct: 28.3 (#307)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Coding | 1292 | 1040 |
| BigCodeBench Instruct | — | 29.6% |
| BigCodeBench Complete | — | 40.6% |

## Reasoning

- Olmo 3.1 32b Think: 24.1 (#151)
- Phi 3 Mini 128k Instruct: 18.7 (#254)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1272 | 1028 |

## Math

- Olmo 3.1 32b Think: 33.6 (#170)
- Phi 3 Mini 128k Instruct: 29.2 (#220)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Math | 1305 | 1089 |

## Knowledge

- Olmo 3.1 32b Think: 35.0 (#178)
- Phi 3 Mini 128k Instruct: 26.3 (#251)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Expert | 1294 | 984 |

## Multilingual

- Olmo 3.1 32b Think: 38.3 (#226)
- Phi 3 Mini 128k Instruct: 25.4 (#280)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Non-English | 1210 | 1000 |
| LMArena Chinese | 1241 | 1016 |
| LMArena French | 1262 | 1038 |
| LMArena German | 1260 | 1006 |
| LMArena Russian | 1193 | 1004 |
| LMArena Spanish | 1288 | 1058 |
| LMArena Japanese | — | 899 |
| LMArena Korean | — | 856 |

## Instruction Following

- Olmo 3.1 32b Think: 65.8 (#213)
- Phi 3 Mini 128k Instruct: 52.1 (#289)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Instruction Following | 1246 | 1023 |

## Long Context

- Olmo 3.1 32b Think: 38.6 (#190)
- Phi 3 Mini 128k Instruct: 30.3 (#284)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Longer Query | 1272 | 996 |

## Writing & Preference

- Olmo 3.1 32b Think: 46.4 (#215)
- Phi 3 Mini 128k Instruct: 27.3 (#296)

| Benchmark | Olmo 3.1 32b Think | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Text | 1271 | 1050 |
| LMArena Creative Writing | 1226 | 1024 |
| LMArena Multi-Turn | 1252 | 989 |

## FAQ

### Is Olmo 3.1 32b Think better than Phi 3 Mini 128k Instruct?

Olmo 3.1 32b Think is the stronger model overall, scoring 37.3 to 29.1 on the Noometry Index.

### Is Olmo 3.1 32b Think or Phi 3 Mini 128k Instruct better for coding?

Olmo 3.1 32b Think scores higher on coding benchmarks: 37.1 versus 28.3 in the Noometry coding category.

### How many benchmarks do Olmo 3.1 32b Think and Phi 3 Mini 128k Instruct share?

15 benchmarks have published results for both models. Olmo 3.1 32b Think has 15 scored results on Noometry and Phi 3 Mini 128k Instruct has 19.