# Gemini 4 Argon vs Mercury 2

> Gemini 4 Argon is the stronger model overall, scoring 56.5 to 39.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemini-4-argon-vs-mercury-2
- Last updated: 2026-10-11
- Shared benchmarks: 14

## Summary

- They share 14 benchmarks with published results for both. Gemini 4 Argon scores higher in 7 categories and Mercury 2 in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in coding, where Gemini 4 Argon leads 62.0 to 33.5.
- The biggest single-benchmark swing is CritPt: 27.1% for Gemini 4 Argon and 0.8% for Mercury 2.

## Snapshot

| | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| Provider | Google | Inception |
| Noometry Index | 56.5 | 39.1 |
| Rank | 24 | 175 |
| Context | — | 128K |
| Input $/M | — | $0.25 |
| Output $/M | — | $0.75 |
| Weights | Proprietary | Proprietary |

## Coding

- Gemini 4 Argon: 62.0 (#9)
- Mercury 2: 33.5 (#255)

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| LMArena WebDev | 1678 | 1171 |
| SciCode | 61.8% | 38.7% |
| LMArena Coding | 1550 | 1391 |
| FrontierSWE | 55% | — |
| WeirdML | — | 43.2% |
| ALE-Bench | — | 785.58 |

## Agentic & Tool Use

- Gemini 4 Argon: 49.2 (#8)
- Mercury 2: —

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| APEX-Agents | 82.2% | — |
| Vending-Bench 2 | 13,718 | — |

## Reasoning

- Gemini 4 Argon: 44.2 (#47)
- Mercury 2: 23.8 (#170)

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| CritPt | 27.1% | 0.8% |
| LMArena Hard Prompts | 1548 | 1362 |

## Math

- Gemini 4 Argon: 73.9 (#17)
- Mercury 2: —

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| ProofBench | 99% | — |
| LMArena Math | 1536 | — |

## Knowledge

- Gemini 4 Argon: 43.9 (#89)
- Mercury 2: 36.2 (#172)

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| LMArena Expert | 1553 | 1358 |
| Vectara Hallucination Rate | — | 12.3% |

## Multimodal

- Gemini 4 Argon: 46.5 (#14)
- Mercury 2: —

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| Blueprint-Bench 2 | 54.4% | — |

## Multilingual

- Gemini 4 Argon: 60.3 (#1)
- Mercury 2: 46.6 (#157)

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| LMArena Non-English | 1523 | 1331 |
| LMArena Chinese | 1610 | 1417 |
| LMArena Russian | 1537 | 1304 |
| LMArena Spanish | 1497 | — |

## Instruction Following

- Gemini 4 Argon: 80.1 (#2)
- Mercury 2: 70.2 (#165)

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| LMArena Instruction Following | 1538 | 1329 |

## Long Context

- Gemini 4 Argon: 47.6 (#15)
- Mercury 2: 40.5 (#154)

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| LMArena Longer Query | 1549 | 1330 |

## Writing & Preference

- Gemini 4 Argon: 71.4 (#19)
- Mercury 2: 53.8 (#155)

| Benchmark | Gemini 4 Argon | Mercury 2 |
|---|---|---|
| LMArena Text | 1534 | 1355 |
| LMArena Creative Writing | 1531 | 1289 |
| LMArena Multi-Turn | 1557 | 1358 |

## FAQ

### Is Gemini 4 Argon better than Mercury 2?

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 39.1 on the Noometry Index.

### Is Gemini 4 Argon or Mercury 2 better for coding?

Gemini 4 Argon scores higher on coding benchmarks: 62.0 versus 33.5 in the Noometry coding category.

### How many benchmarks do Gemini 4 Argon and Mercury 2 share?

14 benchmarks have published results for both models. Gemini 4 Argon has 21 scored results on Noometry and Mercury 2 has 17.