# Gemini 1.5 Flash (May 2024) vs Phi 3 Medium 4k Instruct

> Gemini 1.5 Flash (May 2024) and Phi 3 Medium 4k Instruct score almost the same on the Noometry Index (33.2 vs 33.0), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-vs-phi-3-medium-4k-instruct
- Last updated: 2026-10-11
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) scores higher in 5 categories and Phi 3 Medium 4k Instruct in 3 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Gemini 1.5 Flash (May 2024) leads 48.7 to 34.1.
- Phi 3 Medium 4k Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| Provider | Google | Microsoft |
| Noometry Index | 33.2 | 33.0 |
| Rank | 246 | 250 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Gemini 1.5 Flash (May 2024): 34.4 (#236)
- Phi 3 Medium 4k Instruct: 32.9 (#268)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Coding | 1261 | 1130 |
| WeirdML | 24.9% | — |
| BigCodeBench Instruct | 43.5% | — |
| BigCodeBench Complete | 55.1% | — |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |

## Agentic & Tool Use

- Gemini 1.5 Flash (May 2024): 26.6 (#102)
- Phi 3 Medium 4k Instruct: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| BALROG | 14.6% | — |

## Reasoning

- Gemini 1.5 Flash (May 2024): 21.7 (#215)
- Phi 3 Medium 4k Instruct: 21.7 (#214)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1127 |
| DTBench | 53.8% | — |
| Epoch Capabilities Index | 129.36 | — |
| ForecastBench | 53.9 | — |
| PIQA | 87.5% | — |

## Math

- Gemini 1.5 Flash (May 2024): 22.1 (#281)
- Phi 3 Medium 4k Instruct: 33.4 (#202)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Math | 1269 | 1173 |
| OTIS Mock AIME 2024-2025 | 16.3% | — |
| Omni-MATH | 30.4% | — |
| MATH Level 5 | 61.9% | — |
| FrontierMath (Feb 2025 set) | 0% | — |
| GSM8K | 82.4% | — |

## Knowledge

- Gemini 1.5 Flash (May 2024): 26.2 (#260)
- Phi 3 Medium 4k Instruct: 30.2 (#229)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Expert | 1233 | 1108 |
| GPQA Diamond | 47.3% | — |
| MMLU-Pro | 67.8% | — |
| GPQA (HELM) | 43.7% | — |
| BoolQ | 85.8% | — |
| MMLU | 77.9% | — |

## Multimodal

- Gemini 1.5 Flash (May 2024): 36.0 (#81)
- Phi 3 Medium 4k Instruct: —

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Vision | 1141 | — |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |

## Multilingual

- Gemini 1.5 Flash (May 2024): 42.9 (#189)
- Phi 3 Medium 4k Instruct: 30.6 (#263)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Non-English | 1278 | 1094 |
| LMArena Chinese | 1295 | 1108 |
| LMArena French | 1258 | 1110 |
| LMArena German | 1262 | 1101 |
| LMArena Japanese | 1252 | 1042 |
| LMArena Korean | 1221 | 954 |
| LMArena Russian | 1288 | 1145 |
| LMArena Spanish | 1243 | 1095 |

## Instruction Following

- Gemini 1.5 Flash (May 2024): 66.8 (#205)
- Phi 3 Medium 4k Instruct: 57.6 (#268)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Instruction Following | 1258 | 1113 |
| IFEval | 83.1% | — |

## Long Context

- Gemini 1.5 Flash (May 2024): 39.0 (#187)
- Phi 3 Medium 4k Instruct: 34.0 (#255)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Longer Query | 1284 | 1120 |

## Writing & Preference

- Gemini 1.5 Flash (May 2024): 48.7 (#196)
- Phi 3 Medium 4k Instruct: 34.1 (#272)

| Benchmark | Gemini 1.5 Flash (May 2024) | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Text | 1287 | 1138 |
| LMArena Creative Writing | 1285 | 1107 |
| LMArena Multi-Turn | 1253 | 1088 |
| WildBench | 79.2% | — |

## FAQ

### Is Gemini 1.5 Flash (May 2024) better than Phi 3 Medium 4k Instruct?

Gemini 1.5 Flash (May 2024) and Phi 3 Medium 4k Instruct score almost the same on the Noometry Index (33.2 vs 33.0), so choose on price, context window or the category you care about most.

### Is Gemini 1.5 Flash (May 2024) or Phi 3 Medium 4k Instruct better for coding?

Gemini 1.5 Flash (May 2024) scores higher on coding benchmarks: 34.4 versus 32.9 in the Noometry coding category.

### How many benchmarks do Gemini 1.5 Flash (May 2024) and Phi 3 Medium 4k Instruct share?

17 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and Phi 3 Medium 4k Instruct has 17.