# Granite 3.1 8b Instruct vs phi-3-medium 14B

> Granite 3.1 8b Instruct is the stronger model overall, scoring 32.4 to 29.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/granite-3-1-8b-instruct-vs-phi-3-medium-14b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Granite 3.1 8b Instruct leads 31.1 to 9.1.

## Snapshot

| | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| Provider | IBM | Microsoft |
| Noometry Index | 32.4 | 29.7 |
| Rank | 258 | 306 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Granite 3.1 8b Instruct: 34.5 (#233)
- phi-3-medium 14B: 36.8 (#201)

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| BigCodeBench Instruct | — | 37.6% |
| LMArena Coding | 1186 | — |
| BigCodeBench Complete | — | 48.7% |

## Agentic & Tool Use

- Granite 3.1 8b Instruct: 24.1 (#120)
- phi-3-medium 14B: —

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| Berkeley Function Calling Leaderboard | 27.1% | — |

## Reasoning

- Granite 3.1 8b Instruct: 22.1 (#207)
- phi-3-medium 14B: —

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| LMArena Hard Prompts | 1145 | — |
| Adversarial NLI | — | 55.8% |
| BIG-Bench Hard | — | 81.4% |
| Epoch Capabilities Index | — | 121.23 |
| HellaSwag | — | 82.4% |
| WinoGrande | — | 81.5% |

## Math

- Granite 3.1 8b Instruct: 33.0 (#209)
- phi-3-medium 14B: 27.3 (#250)

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| LMArena Math | 1152 | — |
| MATH Level 5 | — | 17.6% |

## Knowledge

- Granite 3.1 8b Instruct: 31.1 (#220)
- phi-3-medium 14B: 9.1 (#306)

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| GPQA Diamond | — | 27.6% |
| LMArena Expert | 1142 | — |
| ARC (AI2) Challenge | — | 91.6% |
| MMLU | — | 78% |
| OpenBookQA | — | 87.4% |
| TriviaQA | — | 73.9% |

## Multilingual

- Granite 3.1 8b Instruct: 30.9 (#260)
- phi-3-medium 14B: —

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| LMArena Non-English | 1099 | — |
| LMArena Chinese | 1145 | — |
| LMArena Russian | 1092 | — |

## Instruction Following

- Granite 3.1 8b Instruct: 58.6 (#259)
- phi-3-medium 14B: —

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| LMArena Instruction Following | 1131 | — |

## Long Context

- Granite 3.1 8b Instruct: 35.2 (#241)
- phi-3-medium 14B: —

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| LMArena Longer Query | 1162 | — |

## Writing & Preference

- Granite 3.1 8b Instruct: 35.5 (#266)
- phi-3-medium 14B: —

| Benchmark | Granite 3.1 8b Instruct | phi-3-medium 14B |
|---|---|---|
| LMArena Text | 1150 | — |
| LMArena Creative Writing | 1129 | — |
| LMArena Multi-Turn | 1108 | — |

## FAQ

### Is Granite 3.1 8b Instruct better than phi-3-medium 14B?

Granite 3.1 8b Instruct is the stronger model overall, scoring 32.4 to 29.7 on the Noometry Index.

### Is Granite 3.1 8b Instruct or phi-3-medium 14B better for coding?

phi-3-medium 14B scores higher on coding benchmarks: 36.8 versus 34.5 in the Noometry coding category.

### How many benchmarks do Granite 3.1 8b Instruct and phi-3-medium 14B share?

0 benchmarks have published results for both models. Granite 3.1 8b Instruct has 13 scored results on Noometry and phi-3-medium 14B has 13.