# Chatgpt 4o Latest 20250326 vs Gemini 3 Flash Preview

> Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 43.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-gemini-3-flash-preview
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 0 categories and Gemini 3 Flash Preview in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3 Flash Preview leads 58.8 to 38.7.

## Snapshot

| | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| Provider | OpenAI | Google |
| Noometry Index | 43.2 | 52.3 |
| Rank | 84 | 33 |
| Context | — | 1.05M |
| Input $/M | — | $0.50 |
| Output $/M | — | $3 |
| Weights | Proprietary | Proprietary |

## Coding

- Chatgpt 4o Latest 20250326: 41.0 (#122)
- Gemini 3 Flash Preview: 51.5 (#35)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Coding | 1413 | 1460 |
| SWE-bench Verified | — | 75.4% |
| SWE-bench Verified (bash only) | — | 75.8% |
| LMArena WebDev | — | 1439 |
| SWE-bench Multilingual | — | 72.7% |
| GSO | — | 9.8% |
| WeirdML | — | 61.6% |
| ALE-Bench | — | 1,367 |

## Agentic & Tool Use

- Chatgpt 4o Latest 20250326: —
- Gemini 3 Flash Preview: 38.6 (#27)

| Benchmark | Chatgpt 4o Latest 20250326 | 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

- Chatgpt 4o Latest 20250326: 32.8 (#64)
- Gemini 3 Flash Preview: 49.2 (#35)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1465 |
| ARC-AGI-2 | — | 33.6% |
| SimpleBench | — | 61.1% |
| Kagi LLM Benchmark | 75% | — |
| NYT Connections (extended) | — | 83.1% |
| ARC-AGI-1 | — | 84.7% |
| Chess Puzzles | — | 40% |
| Mystery Game Puzzles | — | 26% |
| DTBench | — | 89.1% |
| LMCA | — | 43.1% |
| Epoch Capabilities Index | — | 151.83 |
| ForecastBench | — | 58.5 |

## Math

- Chatgpt 4o Latest 20250326: 35.8 (#134)
- Gemini 3 Flash Preview: 51.4 (#42)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Math | 1407 | 1472 |
| 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% |
| FrontierMath (Feb 2025 set) | — | 35.6% |
| FrontierMath Tier 4 (v1) | — | 4.2% |

## Knowledge

- Chatgpt 4o Latest 20250326: 38.7 (#131)
- Gemini 3 Flash Preview: 58.8 (#30)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Expert | 1400 | 1461 |
| GPQA Diamond | — | 89.4% |
| SimpleQA Verified | — | 66.8% |
| Confabulations | 16.6% | — |
| Vectara Hallucination Rate | — | 13.5% |

## Multimodal

- Chatgpt 4o Latest 20250326: 38.9 (#54)
- Gemini 3 Flash Preview: 45.3 (#15)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Vision | 1243 | 1285 |
| GeoBench | — | 88% |
| VPCT | — | 72.6% |
| Blueprint-Bench 2 | — | 0% |
| LMArena Document | — | 1413 |

## Multilingual

- Chatgpt 4o Latest 20250326: 53.1 (#72)
- Gemini 3 Flash Preview: 55.9 (#26)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Non-English | 1419 | 1458 |
| LMArena Chinese | 1456 | 1510 |
| LMArena French | 1447 | 1478 |
| LMArena German | 1424 | 1497 |
| LMArena Japanese | 1406 | 1488 |
| LMArena Korean | 1397 | 1443 |
| LMArena Russian | 1429 | 1480 |
| LMArena Spanish | 1435 | 1470 |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.2 (#102)
- Gemini 3 Flash Preview: 75.8 (#52)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Instruction Following | 1403 | 1437 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#104)
- Gemini 3 Flash Preview: 44.4 (#63)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Longer Query | 1413 | 1452 |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.8 (#68)
- Gemini 3 Flash Preview: 65.6 (#44)

| Benchmark | Chatgpt 4o Latest 20250326 | Gemini 3 Flash Preview |
|---|---|---|
| LMArena Text | 1429 | 1466 |
| LMArena Creative Writing | 1406 | 1457 |
| LMArena Multi-Turn | 1454 | 1471 |
| EQ-Bench Creative Writing | 1501 | — |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than Gemini 3 Flash Preview?

Gemini 3 Flash Preview is the stronger model overall, scoring 52.3 to 43.2 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or Gemini 3 Flash Preview better for coding?

Gemini 3 Flash Preview scores higher on coding benchmarks: 51.5 versus 41.0 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and Gemini 3 Flash Preview share?

18 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Gemini 3 Flash Preview has 59.