# Gemini 1.0 Pro vs o3

> o3 is the stronger model overall, scoring 47.5 to 27.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-1-0-pro-vs-o3
- Last updated: 2026-10-12
- Shared benchmarks: 21

## Summary

- They share 21 benchmarks with published results for both. Gemini 1.0 Pro scores higher in 0 categories and o3 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where o3 leads 50.2 to 9.3.
- The biggest single-benchmark swing is MATH Level 5: 11.2% for Gemini 1.0 Pro and 97.8% for o3.

## Snapshot

| | Gemini 1.0 Pro | o3 |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 27.3 | 47.5 |
| Rank | 332 | 61 |
| Context | — | 200K |
| Input $/M | — | $2 |
| Output $/M | — | $8 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 1.0 Pro: 32.2 (#275)
- o3: 46.8 (#64)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| LMArena Coding | 1108 | 1408 |
| SWE-bench Verified | — | 62.3% |
| SWE-bench Verified (bash only) | — | 58.4% |
| Aider Polyglot | — | 81.3% |
| GSO | — | 8.8% |
| WeirdML | — | 52.4% |
| CadEval | — | 74% |
| ALE-Bench | — | 933.55 |
| HumanEval+ | 55.5% | — |
| MBPP+ | 61.4% | — |

## Agentic & Tool Use

- Gemini 1.0 Pro: —
- o3: 34.5 (#44)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 63% |
| GDPval | — | 30.8% |
| DeepResearch Bench | — | 45.2% |
| OSWorld | — | 23% |
| LMArena Search | — | 1144 |
| METR Time Horizons | — | 65.4% |

## Reasoning

- Gemini 1.0 Pro: 17.1 (#296)
- o3: 32.0 (#78)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| LMArena Hard Prompts | 1109 | 1402 |
| DTBench | 45.9% | 84.8% |
| Epoch Capabilities Index | 117.04 | 146.86 |
| ARC-AGI-2 | — | 6.5% |
| SimpleBench | — | 53.1% |
| Kagi LLM Benchmark | — | 67.6% |
| ARC-AGI-1 | — | 60.8% |
| CritPt | — | 1.4% |
| Chess Puzzles | — | 38% |
| EnigmaEval | — | 13.1% |
| Mystery Game Puzzles | — | 29% |
| LMCA | — | 39.7% |
| ForecastBench | — | 62.5 |

## Math

- Gemini 1.0 Pro: 9.3 (#321)
- o3: 50.2 (#58)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | 84.4% |
| LMArena Math | 1132 | 1426 |
| MATH Level 5 | 11.2% | 97.8% |
| FrontierMath (Tiers 1-3) | — | 33.3% |
| Omni-MATH | — | 71.4% |
| FrontierMath (Feb 2025 set) | — | 18.7% |
| FrontierMath Tier 4 (v1) | — | 2.1% |

## Knowledge

- Gemini 1.0 Pro: 15.6 (#291)
- o3: 54.6 (#52)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| GPQA Diamond | 34% | 81.8% |
| LMArena Expert | 1059 | 1402 |
| Humanity's Last Exam | — | 20.3% |
| SimpleQA Verified | — | 49.4% |
| MMLU-Pro | — | 85.9% |
| Confabulations | — | 14.4% |
| GPQA (HELM) | — | 75.3% |
| MMLU | 70% | — |

## Multimodal

- Gemini 1.0 Pro: —
- o3: 41.4 (#36)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| LMArena Vision | — | 1214 |
| GeoBench | — | 74% |
| VPCT | — | 52% |

## Multilingual

- Gemini 1.0 Pro: 33.4 (#252)
- o3: 51.7 (#105)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| LMArena Non-English | 1138 | 1401 |
| LMArena Chinese | 1124 | 1437 |
| LMArena French | 1145 | 1430 |
| LMArena German | 1125 | 1420 |
| LMArena Japanese | 1023 | 1403 |
| LMArena Russian | 1186 | 1406 |
| LMArena Spanish | 1119 | 1395 |
| LMArena Korean | — | 1370 |

## Instruction Following

- Gemini 1.0 Pro: 57.6 (#267)
- o3: 72.8 (#127)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| LMArena Instruction Following | 1114 | 1368 |
| IFEval | — | 86.9% |

## Long Context

- Gemini 1.0 Pro: 34.3 (#249)
- o3: 53.3 (#6)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| LMArena Longer Query | 1132 | 1372 |
| Fiction.LiveBench | — | 88.9% |
| CL-bench | — | 17.8% |

## Writing & Preference

- Gemini 1.0 Pro: 36.0 (#264)
- o3: 63.5 (#64)

| Benchmark | Gemini 1.0 Pro | o3 |
|---|---|---|
| LMArena Text | 1149 | 1410 |
| LMArena Creative Writing | 1131 | 1359 |
| LMArena Multi-Turn | 1139 | 1405 |
| Short-Story Creative Writing | — | 83.9% |
| EQ-Bench Creative Writing | — | 1676 |
| WildBench | — | 86.1% |

## FAQ

### Is Gemini 1.0 Pro better than o3?

o3 is the stronger model overall, scoring 47.5 to 27.3 on the Noometry Index.

### Is Gemini 1.0 Pro or o3 better for coding?

o3 scores higher on coding benchmarks: 46.8 versus 32.2 in the Noometry coding category.

### How many benchmarks do Gemini 1.0 Pro and o3 share?

21 benchmarks have published results for both models. Gemini 1.0 Pro has 24 scored results on Noometry and o3 has 63.