# Gemini 2.0 Pro vs Gemini 3 Flash Preview

> Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 39.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-2-0-pro-vs-gemini-3-flash-preview
- 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 Gemini 3 Flash Preview in 7 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3 Flash Preview leads 49.2 to 22.3.
- The biggest single-benchmark swing is GPQA Diamond: 65.7% for Gemini 2.0 Pro and 89.4% for Gemini 3 Flash Preview.

## Snapshot

| | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| Provider | Google | Google |
| Noometry Index | 39.1 | 52.3 |
| Rank | 173 | 40 |
| Context | — | 1.05M |
| Input $/M | — | $0.50 |
| Output $/M | — | $3 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 2.0 Pro: 37.8 (#187)
- Gemini 3 Flash Preview: 50.9 (#42)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| SWE-bench Verified | — | 75.4% |
| SWE-bench Verified (bash only) | — | 75.8% |
| Aider Polyglot | 35.6% | — |
| LMArena WebDev | — | 1439 |
| SWE-bench Multilingual | — | 72.7% |
| GSO | — | 9.8% |
| WeirdML | — | 61.6% |
| LiveBench Coding | 63.5% | — |
| LMArena Coding | — | 1460 |
| ALE-Bench | — | 1,367 |

## Agentic & Tool Use

- Gemini 2.0 Pro: —
- Gemini 3 Flash Preview: 38.7 (#29)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| Terminal-Bench | — | 64.3% |
| τ²-bench Airline | — | 82.5% |
| τ²-bench Banking | — | 27.3% |
| τ²-bench Retail | — | 76.8% |
| τ²-bench Telecom | — | 91.2% |
| DeepResearch Bench | — | 49.8% |
| BALROG | — | 48.1% |
| GDP.pdf | — | 10% |
| LMArena Search | — | 1198 |
| Vending-Bench 2 | — | 3,635 |

## Reasoning

- Gemini 2.0 Pro: 22.3 (#198)
- Gemini 3 Flash Preview: 49.2 (#37)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| Epoch Capabilities Index | 135.06 | 151.8 |
| ARC-AGI-2 | — | 33.6% |
| SimpleBench | — | 61.1% |
| NYT Connections (extended) | — | 83.1% |
| ARC-AGI-1 | — | 84.7% |
| Chess Puzzles | — | 40% |
| EnigmaEval | 0.7% | — |
| LiveBench Reasoning | 60.1% | — |
| LMArena Hard Prompts | — | 1465 |
| Mystery Game Puzzles | — | 26% |
| DTBench | — | 89.1% |
| LiveBench Data Analysis | 68% | — |
| LMCA | — | 43.1% |
| ForecastBench | — | 58.5 |
| LiveBench | 65.1% | — |

## Math

- Gemini 2.0 Pro: 39.7 (#100)
- Gemini 3 Flash Preview: 51.7 (#55)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 51.2% |
| FrontierMath Tier 4 | — | 17.1% |
| MathArena Final-Answer Competitions | — | 67.6% |
| OTIS Mock AIME 2024-2025 | — | 95.6% |
| ProofBench | — | 15% |
| LiveBench Math | 71% | — |
| LMArena Math | — | 1473 |
| MATH Level 5 | 83.5% | — |
| FrontierMath (Feb 2025 set) | — | 35.6% |
| FrontierMath Tier 4 (v1) | — | 4.2% |

## Knowledge

- Gemini 2.0 Pro: 36.5 (#167)
- Gemini 3 Flash Preview: 58.8 (#33)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| GPQA Diamond | 65.7% | 89.4% |
| SimpleQA Verified | — | 66.8% |
| Confabulations | 18.4% | — |
| Vectara Hallucination Rate | — | 13.5% |
| LMArena Expert | — | 1462 |

## Multimodal

- Gemini 2.0 Pro: —
- Gemini 3 Flash Preview: 45.5 (#16)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Vision | — | 1285 |
| GeoBench | — | 88% |
| VPCT | — | 72.6% |
| Blueprint-Bench 2 | — | 0% |
| LMArena Document | — | 1413 |

## Multilingual

- Gemini 2.0 Pro: —
- Gemini 3 Flash Preview: 55.7 (#27)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Non-English | — | 1458 |
| LMArena Chinese | — | 1511 |
| LMArena French | — | 1477 |
| LMArena German | — | 1497 |
| LMArena Japanese | — | 1489 |
| LMArena Korean | — | 1443 |
| LMArena Russian | — | 1480 |
| LMArena Spanish | — | 1469 |

## Instruction Following

- Gemini 2.0 Pro: 75.5 (#59)
- Gemini 3 Flash Preview: 75.7 (#56)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| LiveBench Instruction Following | 83.4% | — |
| LMArena Instruction Following | — | 1437 |

## Long Context

- Gemini 2.0 Pro: 29.2 (#292)
- Gemini 3 Flash Preview: 44.4 (#67)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| Fiction.LiveBench | 41.7% | — |
| LMArena Longer Query | — | 1452 |

## Writing & Preference

- Gemini 2.0 Pro: 52.7 (#165)
- Gemini 3 Flash Preview: 65.5 (#45)

| Benchmark | Gemini 2.0 Pro | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Text | — | 1466 |
| LMArena Creative Writing | — | 1457 |
| LMArena Multi-Turn | — | 1471 |
| LiveBench Language | 44.9% | — |

## FAQ

### Is Gemini 2.0 Pro better than Gemini 3 Flash Preview?

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 39.1 on the Noometry Index.

### Is Gemini 2.0 Pro or Gemini 3 Flash Preview better for coding?

Gemini 3 Flash Preview scores higher on coding benchmarks: 50.9 versus 37.8 in the Noometry coding category.

### How many benchmarks do Gemini 2.0 Pro and Gemini 3 Flash Preview share?

2 benchmarks have published results for both models. Gemini 2.0 Pro has 14 scored results on Noometry and Gemini 3 Flash Preview has 59.