# Gemma 2B vs Grok 4.20 Multi-Agent

> Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 29.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-2b-vs-grok-4-20-multi-agent
- Last updated: 2026-10-10
- Shared benchmarks: 11

## Summary

- They share 11 benchmarks with published results for both. Gemma 2B scores higher in 0 categories and Grok 4.20 Multi-Agent in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.20 Multi-Agent leads 64.0 to 24.0.
- Gemma 2B has downloadable open weights; the other is API-only.

## Snapshot

| | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| Provider | Google | xAI |
| Noometry Index | 29.6 | 46.2 |
| Rank | 307 | 65 |
| Context | — | 1M |
| Input $/M | — | $1.25 |
| Output $/M | — | $2.50 |
| Weights | Open | Proprietary |

## Coding

- Gemma 2B: 29.4 (#305)
- Grok 4.20 Multi-Agent: 43.0 (#92)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Coding | 1010 | 1457 |
| HumanEval+ | 20.7% | — |
| MBPP+ | 34.1% | — |

## Agentic & Tool Use

- Gemma 2B: —
- Grok 4.20 Multi-Agent: —

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Search | — | 1204 |

## Reasoning

- Gemma 2B: 18.8 (#275)
- Grok 4.20 Multi-Agent: 43.9 (#48)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Hard Prompts | 989 | 1448 |
| NYT Connections (extended) | — | 89.6% |
| BIG-Bench Hard | 35.2% | — |
| Epoch Capabilities Index | 94.2 | — |
| HellaSwag | 71.4% | — |
| PIQA | 77.3% | — |
| WinoGrande | 65.4% | — |

## Math

- Gemma 2B: 30.0 (#239)
- Grok 4.20 Multi-Agent: 39.4 (#104)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Math | 1009 | 1442 |
| GSM8K | 17.7% | — |

## Knowledge

- Gemma 2B: —
- Grok 4.20 Multi-Agent: 40.4 (#119)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Expert | — | 1445 |
| ARC (AI2) Challenge | 42.1% | — |
| BoolQ | 69.4% | — |
| MMLU | 42.3% | — |
| TriviaQA | 53.2% | — |

## Multimodal

- Gemma 2B: —
- Grok 4.20 Multi-Agent: 40.5 (#48)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Vision | — | 1259 |

## Multilingual

- Gemma 2B: 23.0 (#294)
- Grok 4.20 Multi-Agent: 54.4 (#43)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Non-English | 958 | 1440 |
| LMArena Chinese | 986 | 1475 |
| LMArena Russian | 937 | 1457 |
| LMArena French | — | 1466 |
| LMArena German | — | 1456 |
| LMArena Japanese | — | 1405 |
| LMArena Korean | — | 1416 |
| LMArena Spanish | — | 1447 |

## Instruction Following

- Gemma 2B: 48.5 (#302)
- Grok 4.20 Multi-Agent: 74.8 (#84)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Instruction Following | 970 | 1420 |

## Long Context

- Gemma 2B: 29.9 (#291)
- Grok 4.20 Multi-Agent: 43.7 (#88)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Longer Query | 981 | 1431 |

## Writing & Preference

- Gemma 2B: 24.0 (#308)
- Grok 4.20 Multi-Agent: 64.0 (#59)

| Benchmark | Gemma 2B | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Text | 1002 | 1450 |
| LMArena Creative Writing | 987 | 1436 |
| LMArena Multi-Turn | 945 | 1452 |

## FAQ

### Is Gemma 2B better than Grok 4.20 Multi-Agent?

Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 29.6 on the Noometry Index.

### Is Gemma 2B or Grok 4.20 Multi-Agent better for coding?

Grok 4.20 Multi-Agent scores higher on coding benchmarks: 43.0 versus 29.4 in the Noometry coding category.

### How many benchmarks do Gemma 2B and Grok 4.20 Multi-Agent share?

11 benchmarks have published results for both models. Gemma 2B has 23 scored results on Noometry and Grok 4.20 Multi-Agent has 20.