# Gemini 1.5 Flash (May 2024) vs GPT-4.1 mini

> Gemini 1.5 Flash (May 2024) and GPT-4.1 mini score almost the same on the Noometry Index (32.9 vs 33.5), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemini-1-5-flash-vs-gpt-4-1-mini
- Last updated: 2026-10-10
- Shared benchmarks: 31

## Summary

- They share 31 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) scores higher in 5 categories and GPT-4.1 mini in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 1.5 Flash (May 2024) leads 20.8 to 10.9.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 16.3% for Gemini 1.5 Flash (May 2024) and 44.7% for GPT-4.1 mini.

## Snapshot

| | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 32.9 | 33.5 |
| Rank | 240 | 232 |
| Context | — | 1.05M |
| Input $/M | — | $0.40 |
| Output $/M | — | $1.60 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 1.5 Flash (May 2024): 33.9 (#233)
- GPT-4.1 mini: 30.4 (#286)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| WeirdML | 24.9% | 37.6% |
| BigCodeBench Instruct | 43.5% | 48.9% |
| LMArena Coding | 1262 | 1367 |
| SWE-bench Verified (bash only) | — | 23.9% |
| Aider Polyglot | — | 32.4% |
| SciCode | — | 40.4% |
| BigCodeBench Complete | 55.1% | — |
| CadEval | — | 16% |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |

## Agentic & Tool Use

- Gemini 1.5 Flash (May 2024): 26.3 (#97)
- GPT-4.1 mini: 33.0 (#52)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 50.5% |
| BALROG | 14.6% | — |

## Reasoning

- Gemini 1.5 Flash (May 2024): 20.8 (#212)
- GPT-4.1 mini: 10.9 (#335)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1349 |
| DTBench | 53.8% | 68.8% |
| Epoch Capabilities Index | 129.37 | 135.01 |
| ARC-AGI-2 | — | 0% |
| Kagi LLM Benchmark | — | 48.6% |
| ARC-AGI-1 | — | 3.5% |
| CritPt | — | 0% |
| Chess Puzzles | — | 7% |
| Mystery Game Puzzles | — | 7% |
| LMCA | — | 21.1% |
| ForecastBench | 53.9 | — |
| PIQA | 87.5% | — |

## Math

- Gemini 1.5 Flash (May 2024): 20.8 (#274)
- GPT-4.1 mini: 23.1 (#264)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 16.3% | 44.7% |
| Omni-MATH | 30.4% | 49.1% |
| LMArena Math | 1269 | 1343 |
| MATH Level 5 | 61.9% | 87.3% |
| FrontierMath (Feb 2025 set) | 0% | 4.5% |
| FrontierMath (Tiers 1-3) | — | 6.7% |
| GSM8K | 82.4% | — |

## Knowledge

- Gemini 1.5 Flash (May 2024): 26.2 (#253)
- GPT-4.1 mini: 34.7 (#183)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| GPQA Diamond | 47.3% | 65.8% |
| MMLU-Pro | 67.8% | 78.3% |
| GPQA (HELM) | 43.7% | 61.4% |
| LMArena Expert | 1233 | 1338 |
| SimpleQA Verified | — | 12.7% |
| BoolQ | 85.8% | — |
| MMLU | 77.9% | — |

## Multimodal

- Gemini 1.5 Flash (May 2024): 35.3 (#76)
- GPT-4.1 mini: 35.2 (#77)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| LMArena Vision | 1141 | 1181 |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |

## Multilingual

- Gemini 1.5 Flash (May 2024): 43.1 (#184)
- GPT-4.1 mini: 45.9 (#161)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| LMArena Non-English | 1278 | 1318 |
| LMArena Chinese | 1295 | 1329 |
| LMArena French | 1257 | 1357 |
| LMArena German | 1262 | 1349 |
| LMArena Japanese | 1252 | 1291 |
| LMArena Korean | 1220 | 1298 |
| LMArena Russian | 1288 | 1324 |
| LMArena Spanish | 1242 | 1319 |

## Instruction Following

- Gemini 1.5 Flash (May 2024): 67.0 (#199)
- GPT-4.1 mini: 73.9 (#113)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| IFEval | 83.1% | 90.4% |
| LMArena Instruction Following | 1258 | 1332 |

## Long Context

- Gemini 1.5 Flash (May 2024): 39.0 (#182)
- GPT-4.1 mini: 31.8 (#270)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| LMArena Longer Query | 1284 | 1344 |
| Fiction.LiveBench | — | 44.4% |

## Writing & Preference

- Gemini 1.5 Flash (May 2024): 48.9 (#190)
- GPT-4.1 mini: 48.8 (#193)

| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-4.1 mini |
|---|---|---|
| LMArena Text | 1287 | 1341 |
| LMArena Creative Writing | 1285 | 1300 |
| WildBench | 79.2% | 83.8% |
| LMArena Multi-Turn | 1253 | 1354 |
| EQ-Bench Creative Writing | — | 1147 |

## FAQ

### Is Gemini 1.5 Flash (May 2024) better than GPT-4.1 mini?

Gemini 1.5 Flash (May 2024) and GPT-4.1 mini score almost the same on the Noometry Index (32.9 vs 33.5), so choose on price, context window or the category you care about most.

### Is Gemini 1.5 Flash (May 2024) or GPT-4.1 mini better for coding?

Gemini 1.5 Flash (May 2024) scores higher on coding benchmarks: 33.9 versus 30.4 in the Noometry coding category.

### How many benchmarks do Gemini 1.5 Flash (May 2024) and GPT-4.1 mini share?

31 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and GPT-4.1 mini has 47.