# Devstral Small 2505 vs Gemma 4 26B A4B IT

> Gemma 4 26B A4B IT is the stronger model overall, scoring 43.5 to 34.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/devstral-small-vs-gemma-4-26b-a4b-it
- Last updated: 2026-10-11
- Shared benchmarks: 2

## Summary

- They share 2 benchmarks with published results for both. Devstral Small 2505 scores higher in 0 categories and Gemma 4 26B A4B IT in 2 categories; one gap is clear of the uncertainty.
- The biggest single-benchmark swing is SciCode: 28.8% for Devstral Small 2505 and 40% for Gemma 4 26B A4B IT.
- Gemma 4 26B A4B IT is cheaper at $0.0675 / $0.23 per million input/output tokens, against $0.10 / $0.30 for Devstral Small 2505.
- Gemma 4 26B A4B IT accepts more context: 262K tokens versus 128K.

## Snapshot

| | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| Provider | Mistral AI | Google |
| Noometry Index | 34.3 | 43.5 |
| Rank | 233 | 92 |
| Context | 128K | 262K |
| Input $/M | $0.10 | $0.0675 |
| Output $/M | $0.30 | $0.23 |
| Weights | Open | Open |

## Coding

- Devstral Small 2505: 38.9 (#166)
- Gemma 4 26B A4B IT: 39.0 (#164)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| SciCode | 28.8% | 40% |
| SWE-bench Verified (bash only) | 56.4% | — |
| LMArena WebDev | — | 1359 |
| WeirdML | — | 35.2% |
| LMArena Coding | — | 1447 |
| ALE-Bench | — | 927.17 |

## Reasoning

- Devstral Small 2505: 19.7 (#252)
- Gemma 4 26B A4B IT: 21.8 (#213)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| CritPt | 0% | 0% |
| Kagi LLM Benchmark | 37.7% | — |
| Chess Puzzles | — | 6% |
| LMArena Hard Prompts | — | 1439 |
| DTBench | — | 74.9% |
| LMCA | — | 29.7% |
| Epoch Capabilities Index | — | 141.85 |

## Math

- Devstral Small 2505: —
- Gemma 4 26B A4B IT: 47.6 (#67)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 82.2% |
| LMArena Math | — | 1470 |

## Knowledge

- Devstral Small 2505: —
- Gemma 4 26B A4B IT: 45.7 (#85)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| GPQA Diamond | — | 73.2% |
| Vectara Hallucination Rate | — | 5.2% |
| LMArena Expert | — | 1447 |

## Multimodal

- Devstral Small 2505: —
- Gemma 4 26B A4B IT: 40.6 (#46)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| LMArena Vision | — | 1260 |

## Multilingual

- Devstral Small 2505: —
- Gemma 4 26B A4B IT: 53.1 (#71)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| LMArena Non-English | — | 1421 |
| LMArena Chinese | — | 1495 |
| LMArena French | — | 1460 |
| LMArena Russian | — | 1434 |
| LMArena Spanish | — | 1417 |

## Instruction Following

- Devstral Small 2505: —
- Gemma 4 26B A4B IT: 74.8 (#82)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| LMArena Instruction Following | — | 1420 |

## Long Context

- Devstral Small 2505: —
- Gemma 4 26B A4B IT: 43.6 (#91)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| LMArena Longer Query | — | 1428 |

## Writing & Preference

- Devstral Small 2505: —
- Gemma 4 26B A4B IT: 58.6 (#115)

| Benchmark | Devstral Small 2505 | Gemma 4 26B A4B IT |
|---|---|---|
| LMArena Text | — | 1434 |
| LMArena Creative Writing | — | 1402 |
| EQ-Bench Creative Writing | — | 1305 |
| LMArena Multi-Turn | — | 1441 |

## FAQ

### Is Devstral Small 2505 better than Gemma 4 26B A4B IT?

Gemma 4 26B A4B IT is the stronger model overall, scoring 43.5 to 34.3 on the Noometry Index.

### Which is cheaper, Devstral Small 2505 or Gemma 4 26B A4B IT?

Gemma 4 26B A4B IT is cheaper. It lists at $0.0675 per million input tokens and $0.23 per million output tokens; Devstral Small 2505 lists at $0.10 and $0.30.

### Is Devstral Small 2505 or Gemma 4 26B A4B IT better for coding?

They score almost the same on coding (38.9 vs 39.0); test both on your own repository before choosing.

### Which has the bigger context window?

Gemma 4 26B A4B IT does, with 262K tokens against 128K.

### How many benchmarks do Devstral Small 2505 and Gemma 4 26B A4B IT share?

2 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Gemma 4 26B A4B IT has 28.