# Devstral Small 2505 vs Hy3

> Hy3 is the stronger model overall, scoring 43.6 to 33.9 on the Noometry Index. Devstral Small 2505 costs 1.5× less per token, which makes it the better buy when Hy3's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/devstral-small-vs-hy3
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Hy3 leads 46.6 to 38.6.
- Devstral Small 2505 is cheaper at $0.10 / $0.30 per million input/output tokens, against $0.13 / $0.53 for Hy3.
- Hy3 accepts more context: 262K tokens versus 128K.

## Snapshot

| | Devstral Small 2505 | Hy3 |
|---|---|---|
| Provider | Mistral AI | Tencent |
| Noometry Index | 33.9 | 43.6 |
| Rank | 228 | 79 |
| Context | 128K | 262K |
| Input $/M | $0.10 | $0.13 |
| Output $/M | $0.30 | $0.53 |
| Weights | Open | Open |

## Coding

- Devstral Small 2505: 38.6 (#160)
- Hy3: 46.6 (#60)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| LMArena WebDev | — | 1509 |
| SciCode | 28.8% | — |
| LMArena Coding | — | 1465 |

## Reasoning

- Devstral Small 2505: 19.1 (#243)
- Hy3: 25.0 (#134)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | — |
| NYT Connections (extended) | — | 41.2% |
| CritPt | 0% | — |
| LMArena Hard Prompts | — | 1449 |

## Math

- Devstral Small 2505: —
- Hy3: 37.4 (#98)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| LMArena Math | — | 1475 |

## Knowledge

- Devstral Small 2505: —
- Hy3: 40.2 (#108)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| LMArena Expert | — | 1461 |

## Multilingual

- Devstral Small 2505: —
- Hy3: 53.7 (#60)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| LMArena Non-English | — | 1427 |
| LMArena Chinese | — | 1496 |
| LMArena French | — | 1461 |
| LMArena Korean | — | 1390 |
| LMArena Russian | — | 1435 |
| LMArena Spanish | — | 1448 |

## Instruction Following

- Devstral Small 2505: —
- Hy3: 75.3 (#68)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| LMArena Instruction Following | — | 1425 |

## Long Context

- Devstral Small 2505: —
- Hy3: 44.1 (#70)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| LMArena Longer Query | — | 1443 |

## Writing & Preference

- Devstral Small 2505: —
- Hy3: 62.5 (#75)

| Benchmark | Devstral Small 2505 | Hy3 |
|---|---|---|
| LMArena Text | — | 1442 |
| LMArena Creative Writing | — | 1399 |
| LMArena Multi-Turn | — | 1436 |

## FAQ

### Is Devstral Small 2505 better than Hy3?

Hy3 is the stronger model overall, scoring 43.6 to 33.9 on the Noometry Index. Devstral Small 2505 costs 1.5× less per token, which makes it the better buy when Hy3's lead doesn't matter for your workload.

### Which is cheaper, Devstral Small 2505 or Hy3?

Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; Hy3 lists at $0.13 and $0.53.

### Is Devstral Small 2505 or Hy3 better for coding?

Hy3 scores higher on coding benchmarks: 46.6 versus 38.6 in the Noometry coding category.

### Which has the bigger context window?

Hy3 does, with 262K tokens against 128K.

### How many benchmarks do Devstral Small 2505 and Hy3 share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Hy3 has 17.