# Gemini 1.0 Pro vs GPT-4.5

> GPT-4.5 is the stronger model overall, scoring 36.9 to 27.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-0-pro-vs-gpt-4-5
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Gemini 1.0 Pro scores higher in 1 category and GPT-4.5 in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-4.5 leads 31.0 to 8.7.
- The biggest single-benchmark swing is MATH Level 5: 11.2% for Gemini 1.0 Pro and 78.6% for GPT-4.5.

## Snapshot

| | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 27.1 | 36.9 |
| Rank | 327 | 200 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 1.0 Pro: 31.6 (#270)
- GPT-4.5: 41.8 (#102)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| LMArena Coding | 1108 | 1397 |
| Aider Polyglot | — | 44.9% |
| WeirdML | — | 39.4% |
| LiveBench Coding | — | 75.2% |
| HumanEval+ | 55.5% | — |
| MBPP+ | 61.4% | — |

## Agentic & Tool Use

- Gemini 1.0 Pro: —
- GPT-4.5: 27.6 (#92)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| Cybench | — | 17.5% |

## Reasoning

- Gemini 1.0 Pro: 16.4 (#292)
- GPT-4.5: 14.1 (#320)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| LMArena Hard Prompts | 1109 | 1404 |
| Epoch Capabilities Index | 116.97 | 136.74 |
| ARC-AGI-2 | — | 0.8% |
| SimpleBench | — | 34.5% |
| ARC-AGI-1 | — | 10.3% |
| EnigmaEval | — | 3.2% |
| LiveBench Reasoning | — | 71.1% |
| DTBench | 45.9% | — |
| LiveBench Data Analysis | — | 64.3% |
| ForecastBench | — | 61.7 |
| LiveBench | — | 69% |

## Math

- Gemini 1.0 Pro: 8.7 (#315)
- GPT-4.5: 31.0 (#200)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | 37.8% |
| LMArena Math | 1132 | 1412 |
| MATH Level 5 | 11.2% | 78.6% |
| LiveBench Math | — | 69.3% |

## Knowledge

- Gemini 1.0 Pro: 15.5 (#286)
- GPT-4.5: 32.4 (#205)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| GPQA Diamond | 34% | 68.7% |
| LMArena Expert | 1059 | 1394 |
| Humanity's Last Exam | — | 5.4% |
| Confabulations | — | 13.6% |
| MMLU | 70% | — |

## Multimodal

- Gemini 1.0 Pro: —
- GPT-4.5: 37.0 (#68)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| LMArena Vision | — | 1195 |
| VPCT | — | 45% |

## Multilingual

- Gemini 1.0 Pro: 33.5 (#247)
- GPT-4.5: 52.7 (#78)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| LMArena Non-English | 1138 | 1413 |
| LMArena Chinese | 1124 | 1421 |
| LMArena French | 1144 | 1417 |
| LMArena German | 1125 | 1457 |
| LMArena Japanese | 1023 | 1416 |
| LMArena Russian | 1186 | 1419 |
| LMArena Korean | — | 1392 |
| LMArena Spanish | 1118 | — |

## Instruction Following

- Gemini 1.0 Pro: 57.9 (#262)
- GPT-4.5: 72.8 (#129)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| LMArena Instruction Following | 1114 | 1404 |
| LiveBench Instruction Following | — | 72.3% |

## Long Context

- Gemini 1.0 Pro: 34.3 (#244)
- GPT-4.5: 40.4 (#150)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| LMArena Longer Query | 1132 | 1406 |
| Fiction.LiveBench | — | 63.9% |

## Writing & Preference

- Gemini 1.0 Pro: 36.2 (#259)
- GPT-4.5: 57.1 (#129)

| Benchmark | Gemini 1.0 Pro | GPT-4.5 |
|---|---|---|
| LMArena Text | 1149 | 1417 |
| LMArena Creative Writing | 1130 | 1394 |
| LMArena Multi-Turn | 1139 | 1444 |
| Short-Story Creative Writing | — | 75.6% |
| EQ-Bench Creative Writing | — | 1258 |
| LiveBench Language | — | 61.5% |

## FAQ

### Is Gemini 1.0 Pro better than GPT-4.5?

GPT-4.5 is the stronger model overall, scoring 36.9 to 27.1 on the Noometry Index.

### Is Gemini 1.0 Pro or GPT-4.5 better for coding?

GPT-4.5 scores higher on coding benchmarks: 41.8 versus 31.6 in the Noometry coding category.

### How many benchmarks do Gemini 1.0 Pro and GPT-4.5 share?

19 benchmarks have published results for both models. Gemini 1.0 Pro has 24 scored results on Noometry and GPT-4.5 has 42.