# Gemini 3.1 Pro Preview vs Gemini 4 Argon

> Gemini 3.1 Pro Preview and Gemini 4 Argon score almost the same on the Noometry Index (56.7 vs 56.5), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/gemini-3-1-pro-preview-vs-gemini-4-argon
- Last updated: 2026-10-10
- Shared benchmarks: 20

## Summary

- They share 20 benchmarks with published results for both. Gemini 3.1 Pro Preview scores higher in 2 categories and Gemini 4 Argon in 8 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3.1 Pro Preview leads 71.8 to 43.9.
- The biggest single-benchmark swing is ProofBench: 26% for Gemini 3.1 Pro Preview and 99% for Gemini 4 Argon.

## Snapshot

| | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| Provider | Google | Google |
| Noometry Index | 56.7 | 56.5 |
| Rank | 23 | 24 |
| Context | 1.05M | — |
| Input $/M | $2 | — |
| Output $/M | $12 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 3.1 Pro Preview: 42.5 (#99)
- Gemini 4 Argon: 62.0 (#9)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| LMArena WebDev | 1447 | 1678 |
| SciCode | 58.9% | 61.8% |
| LMArena Coding | 1484 | 1550 |
| SWE-bench Verified | 75.6% | — |
| DeepSWE | 11.7% | — |
| FrontierSWE | — | 55% |
| GSO | 22.6% | — |
| WeirdML | 72.1% | — |
| MirrorCode | 8.9% | — |
| ALE-Bench | 1,161 | — |
| AlgoTune | 2.02 | — |

## Agentic & Tool Use

- Gemini 3.1 Pro Preview: 37.7 (#34)
- Gemini 4 Argon: 49.2 (#8)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| APEX-Agents | 35.3% | 82.2% |
| Vending-Bench 2 | 3,774 | 13,718 |
| Terminal-Bench | 80.2% | — |
| τ²-bench Banking | 26% | — |
| DeepResearch Bench | 47.8% | — |
| PostTrainBench | 22% | — |
| BALROG | 57% | — |
| ExploitBench | 26.1% | — |
| GBAEval | 0.8% | — |
| GDP.pdf | 17% | — |
| LMArena Search | 1211 | — |
| METR Time Horizons | 77% | — |

## Reasoning

- Gemini 3.1 Pro Preview: 71.7 (#12)
- Gemini 4 Argon: 44.2 (#47)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| CritPt | 17.7% | 27.1% |
| LMArena Hard Prompts | 1485 | 1548 |
| ARC-AGI-2 | 77.1% | — |
| SimpleBench | 79.6% | — |
| NYT Connections (extended) | 97.4% | — |
| ARC-AGI-1 | 98% | — |
| Chess Puzzles | 55% | — |
| EnigmaEval | 36.8% | — |
| Thematic Generalization | 79.4% | — |
| EBR-Bench | 14.3% | — |
| Mystery Game Puzzles | 34% | — |
| DTBench | 97.1% | — |
| LMCA | 53.8% | — |
| Epoch Capabilities Index | 154.77 | — |
| ForecastBench | 59 | — |

## Math

- Gemini 3.1 Pro Preview: 62.1 (#34)
- Gemini 4 Argon: 73.9 (#17)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| ProofBench | 26% | 99% |
| LMArena Math | 1485 | 1536 |
| FrontierMath (Tiers 1-3) | 59.6% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 86.5% | — |
| OTIS Mock AIME 2024-2025 | 95.6% | — |
| FrontierMath (Feb 2025 set) | 36.9% | — |
| FrontierMath Tier 4 (v1) | 16.7% | — |

## Knowledge

- Gemini 3.1 Pro Preview: 71.8 (#3)
- Gemini 4 Argon: 43.9 (#89)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| LMArena Expert | 1485 | 1553 |
| GPQA Diamond | 94.4% | — |
| Humanity's Last Exam | 46.4% | — |
| SimpleQA Verified | 73.5% | — |
| Vectara Hallucination Rate | 10.4% | — |

## Multimodal

- Gemini 3.1 Pro Preview: 37.9 (#69)
- Gemini 4 Argon: 46.5 (#14)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| Blueprint-Bench 2 | 26.5% | 54.4% |
| LMArena Vision | 1296 | — |
| Furniture Assembly | 26.7% | — |
| LMArena Document | 1444 | — |

## Multilingual

- Gemini 3.1 Pro Preview: 57.0 (#12)
- Gemini 4 Argon: 60.3 (#1)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| LMArena Non-English | 1477 | 1523 |
| LMArena Chinese | 1529 | 1610 |
| LMArena Russian | 1498 | 1537 |
| LMArena Spanish | 1479 | 1497 |
| LMArena French | 1487 | — |
| LMArena German | 1491 | — |
| LMArena Japanese | 1493 | — |
| LMArena Korean | 1455 | — |

## Instruction Following

- Gemini 3.1 Pro Preview: 77.0 (#32)
- Gemini 4 Argon: 80.1 (#2)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| LMArena Instruction Following | 1466 | 1538 |

## Long Context

- Gemini 3.1 Pro Preview: 47.4 (#18)
- Gemini 4 Argon: 47.6 (#15)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| LMArena Longer Query | 1483 | 1549 |
| CL-bench | 20.8% | — |
| CL-bench Life | 16.9% | — |

## Writing & Preference

- Gemini 3.1 Pro Preview: 66.1 (#37)
- Gemini 4 Argon: 71.4 (#19)

| Benchmark | Gemini 3.1 Pro Preview | Gemini 4 Argon |
|---|---|---|
| LMArena Text | 1481 | 1534 |
| LMArena Creative Writing | 1482 | 1531 |
| LMArena Multi-Turn | 1488 | 1557 |
| EQ-Bench Creative Writing | 1491 | — |
| EQ-Bench 4 | 1142 | — |

## FAQ

### Is Gemini 3.1 Pro Preview better than Gemini 4 Argon?

Gemini 3.1 Pro Preview and Gemini 4 Argon score almost the same on the Noometry Index (56.7 vs 56.5), so choose on price, context window or the category you care about most.

### Is Gemini 3.1 Pro Preview or Gemini 4 Argon better for coding?

Gemini 4 Argon scores higher on coding benchmarks: 62.0 versus 42.5 in the Noometry coding category.

### How many benchmarks do Gemini 3.1 Pro Preview and Gemini 4 Argon share?

20 benchmarks have published results for both models. Gemini 3.1 Pro Preview has 71 scored results on Noometry and Gemini 4 Argon has 21.