# Gemma 3 1B vs Gemma 3 4B

> Gemma 3 4B is the stronger model overall, scoring 28.1 to 21.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/gemma-3-1b-vs-gemma-3-4b
- Last updated: 2026-10-11
- Shared benchmarks: 4

## Summary

- They share 4 benchmarks with published results for both. Gemma 3 1B scores higher in 1 category and Gemma 3 4B in 3 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in agentic & tool use, where Gemma 3 4B leads 20.9 to 13.7.
- The biggest single-benchmark swing is Berkeley Function Calling Leaderboard: 7.2% for Gemma 3 1B and 19.6% for Gemma 3 4B.

## Snapshot

| | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| Provider | Google | Google |
| Noometry Index | 21.1 | 28.1 |
| Rank | 353 | 326 |
| Context | — | 131K |
| Input $/M | — | $0.04 |
| Output $/M | — | $0.08 |
| Weights | Open | Open |

## Coding

- Gemma 3 1B: —
- Gemma 3 4B: 35.9 (#215)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| LMArena Coding | — | 1230 |

## Agentic & Tool Use

- Gemma 3 1B: 13.7 (#152)
- Gemma 3 4B: 20.9 (#142)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| Berkeley Function Calling Leaderboard | 7.2% | 19.6% |

## Reasoning

- Gemma 3 1B: 19.2 (#264)
- Gemma 3 4B: 13.2 (#335)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| Chess Puzzles | 0% | 0% |
| Kagi LLM Benchmark | — | 25.2% |
| LMArena Hard Prompts | — | 1253 |
| DTBench | — | 50.9% |
| LMCA | — | 2.8% |
| Epoch Capabilities Index | — | 116.02 |

## Math

- Gemma 3 1B: 10.2 (#316)
- Gemma 3 4B: 16.8 (#292)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | 7.5% |
| LMArena Math | — | 1239 |

## Knowledge

- Gemma 3 1B: 7.0 (#314)
- Gemma 3 4B: 11.8 (#299)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| GPQA Diamond | 19.9% | 23.2% |
| Vectara Hallucination Rate | — | 6.4% |
| LMArena Expert | — | 1223 |

## Multilingual

- Gemma 3 1B: —
- Gemma 3 4B: 42.5 (#194)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| LMArena Non-English | — | 1273 |
| LMArena German | — | 1281 |
| LMArena Russian | — | 1294 |

## Instruction Following

- Gemma 3 1B: —
- Gemma 3 4B: 65.2 (#225)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| LMArena Instruction Following | — | 1239 |

## Long Context

- Gemma 3 1B: —
- Gemma 3 4B: 38.7 (#194)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| LMArena Longer Query | — | 1273 |

## Writing & Preference

- Gemma 3 1B: —
- Gemma 3 4B: 42.0 (#239)

| Benchmark | Gemma 3 1B | Gemma 3 4B |
|---|---|---|
| LMArena Text | — | 1291 |
| LMArena Creative Writing | — | 1271 |
| EQ-Bench Creative Writing | — | 1068 |
| LMArena Multi-Turn | — | 1255 |

## FAQ

### Is Gemma 3 1B better than Gemma 3 4B?

Gemma 3 4B is the stronger model overall, scoring 28.1 to 21.1 on the Noometry Index.

### How many benchmarks do Gemma 3 1B and Gemma 3 4B share?

4 benchmarks have published results for both models. Gemma 3 1B has 4 scored results on Noometry and Gemma 3 4B has 22.