# Gemini 2.0 Pro vs GPT-5.5 Pro

> GPT-5.5 Pro is the stronger model overall, scoring 64.3 to 38.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-2-0-pro-vs-gpt-5-5-pro
- Last updated: 2026-10-10
- Shared benchmarks: 2

## Summary

- They share 2 benchmarks with published results for both. Gemini 2.0 Pro scores higher in 0 categories and GPT-5.5 Pro in 3 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-5.5 Pro leads 73.6 to 21.6.
- The biggest single-benchmark swing is GPQA Diamond: 65.7% for Gemini 2.0 Pro and 93.9% for GPT-5.5 Pro.

## Snapshot

| | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| Provider | Google | OpenAI |
| Noometry Index | 38.6 | 64.3 |
| Rank | 171 | 7 |
| Context | — | 1.05M |
| Input $/M | — | $30 |
| Output $/M | — | $180 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 2.0 Pro: 37.4 (#182)
- GPT-5.5 Pro: —

| Benchmark | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| Aider Polyglot | 35.6% | — |
| LiveBench Coding | 63.5% | — |

## Reasoning

- Gemini 2.0 Pro: 21.6 (#194)
- GPT-5.5 Pro: 73.6 (#7)

| Benchmark | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| Epoch Capabilities Index | 135.06 | 162.45 |
| ARC-AGI-2 | — | 84.6% |
| SimpleBench | — | 76.9% |
| ARC-AGI-1 | — | 96.5% |
| CritPt | — | 30.6% |
| Chess Puzzles | — | 64% |
| EnigmaEval | 0.7% | — |
| LiveBench Reasoning | 60.1% | — |
| DTBench | — | 96% |
| LiveBench Data Analysis | 68% | — |
| LMCA | — | 53.9% |
| LiveBench | 65.1% | — |

## Math

- Gemini 2.0 Pro: 37.1 (#101)
- GPT-5.5 Pro: 83.8 (#8)

| Benchmark | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 87.7% |
| FrontierMath Tier 4 | — | 78% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| LiveBench Math | 71% | — |
| MATH Level 5 | 83.5% | — |
| FrontierMath (Feb 2025 set) | — | 52.4% |
| FrontierMath Tier 4 (v1) | — | 39.6% |

## Knowledge

- Gemini 2.0 Pro: 36.5 (#156)
- GPT-5.5 Pro: 64.2 (#17)

| Benchmark | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| GPQA Diamond | 65.7% | 93.9% |
| Confabulations | 18.4% | — |

## Instruction Following

- Gemini 2.0 Pro: 75.6 (#57)
- GPT-5.5 Pro: —

| Benchmark | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| LiveBench Instruction Following | 83.4% | — |

## Long Context

- Gemini 2.0 Pro: 29.1 (#287)
- GPT-5.5 Pro: —

| Benchmark | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| Fiction.LiveBench | 41.7% | — |

## Writing & Preference

- Gemini 2.0 Pro: 52.7 (#164)
- GPT-5.5 Pro: —

| Benchmark | Gemini 2.0 Pro | GPT-5.5 Pro |
|---|---|---|
| LiveBench Language | 44.9% | — |

## FAQ

### Is Gemini 2.0 Pro better than GPT-5.5 Pro?

GPT-5.5 Pro is the stronger model overall, scoring 64.3 to 38.6 on the Noometry Index.

### How many benchmarks do Gemini 2.0 Pro and GPT-5.5 Pro share?

2 benchmarks have published results for both models. Gemini 2.0 Pro has 14 scored results on Noometry and GPT-5.5 Pro has 14.