# Gemma 3 4B vs Phi 3 Medium 4k Instruct

> Phi 3 Medium 4k Instruct is the stronger model overall, scoring 32.4 to 27.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-3-4b-vs-phi-3-medium-4k-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 12

## Summary

- They share 12 benchmarks with published results for both. Gemma 3 4B scores higher in 5 categories and Phi 3 Medium 4k Instruct in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Phi 3 Medium 4k Instruct leads 29.6 to 11.8.

## Snapshot

| | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| Provider | Google | Microsoft |
| Noometry Index | 27.9 | 32.4 |
| Rank | 320 | 246 |
| Context | 131K | — |
| Input $/M | $0.04 | — |
| Output $/M | $0.08 | — |
| Weights | Open | Open |

## Coding

- Gemma 3 4B: 35.3 (#214)
- Phi 3 Medium 4k Instruct: 32.3 (#263)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Coding | 1230 | 1130 |

## Agentic & Tool Use

- Gemma 3 4B: 20.7 (#134)
- Phi 3 Medium 4k Instruct: —

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| Berkeley Function Calling Leaderboard | 19.6% | — |

## Reasoning

- Gemma 3 4B: 12.7 (#330)
- Phi 3 Medium 4k Instruct: 20.8 (#214)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1253 | 1127 |
| Kagi LLM Benchmark | 25.2% | — |
| Chess Puzzles | 0% | — |
| DTBench | 50.9% | — |
| LMCA | 2.8% | — |
| Epoch Capabilities Index | 116.02 | — |

## Math

- Gemma 3 4B: 15.8 (#286)
- Phi 3 Medium 4k Instruct: 30.9 (#202)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Math | 1239 | 1173 |
| OTIS Mock AIME 2024-2025 | 7.5% | — |

## Knowledge

- Gemma 3 4B: 11.8 (#294)
- Phi 3 Medium 4k Instruct: 29.6 (#226)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Expert | 1223 | 1108 |
| GPQA Diamond | 23.2% | — |
| Vectara Hallucination Rate | 6.4% | — |

## Multilingual

- Gemma 3 4B: 42.7 (#189)
- Phi 3 Medium 4k Instruct: 30.8 (#258)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Non-English | 1273 | 1094 |
| LMArena German | 1281 | 1101 |
| LMArena Russian | 1294 | 1145 |
| LMArena Chinese | — | 1108 |
| LMArena French | — | 1109 |
| LMArena Japanese | — | 1042 |
| LMArena Korean | — | 954 |
| LMArena Spanish | — | 1095 |

## Instruction Following

- Gemma 3 4B: 65.4 (#219)
- Phi 3 Medium 4k Instruct: 57.8 (#263)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Instruction Following | 1239 | 1114 |

## Long Context

- Gemma 3 4B: 38.6 (#189)
- Phi 3 Medium 4k Instruct: 33.9 (#250)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Longer Query | 1274 | 1120 |

## Writing & Preference

- Gemma 3 4B: 42.2 (#234)
- Phi 3 Medium 4k Instruct: 34.3 (#267)

| Benchmark | Gemma 3 4B | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Text | 1291 | 1138 |
| LMArena Creative Writing | 1270 | 1106 |
| LMArena Multi-Turn | 1255 | 1088 |
| EQ-Bench Creative Writing | 1068 | — |

## FAQ

### Is Gemma 3 4B better than Phi 3 Medium 4k Instruct?

Phi 3 Medium 4k Instruct is the stronger model overall, scoring 32.4 to 27.9 on the Noometry Index.

### Is Gemma 3 4B or Phi 3 Medium 4k Instruct better for coding?

Gemma 3 4B scores higher on coding benchmarks: 35.3 versus 32.3 in the Noometry coding category.

### How many benchmarks do Gemma 3 4B and Phi 3 Medium 4k Instruct share?

12 benchmarks have published results for both models. Gemma 3 4B has 22 scored results on Noometry and Phi 3 Medium 4k Instruct has 17.