# Devstral Small 2505 vs Nova Premier 1.0

> Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 34.3 on the Noometry Index. Devstral Small 2505 costs 33× less per token, which makes it the better buy when Nova Premier 1.0's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/devstral-small-vs-nova-premier-1-0
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. Devstral Small 2505 scores higher in 0 categories and Nova Premier 1.0 in 1 category; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where Nova Premier 1.0 leads 23.0 to 19.7.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 37.7% for Devstral Small 2505 and 44.8% for Nova Premier 1.0.
- Devstral Small 2505 is cheaper at $0.10 / $0.30 per million input/output tokens, against $2.50 / $12.50 for Nova Premier 1.0.
- Nova Premier 1.0 accepts more context: 1M tokens versus 128K.
- Devstral Small 2505 has downloadable open weights; the other is API-only.

## Snapshot

| | Devstral Small 2505 | Nova Premier 1.0 |
|---|---|---|
| Provider | Mistral AI | Amazon |
| Noometry Index | 34.3 | 38.3 |
| Rank | 233 | 189 |
| Context | 128K | 1M |
| Input $/M | $0.10 | $2.50 |
| Output $/M | $0.30 | $12.50 |
| Weights | Open | Proprietary |

## Coding

- Devstral Small 2505: 38.9 (#166)
- Nova Premier 1.0: —

| Benchmark | Devstral Small 2505 | Nova Premier 1.0 |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |

## Reasoning

- Devstral Small 2505: 19.7 (#252)
- Nova Premier 1.0: 23.0 (#185)

| Benchmark | Devstral Small 2505 | Nova Premier 1.0 |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | 44.8% |
| CritPt | 0% | — |

## Math

- Devstral Small 2505: —
- Nova Premier 1.0: 33.8 (#199)

| Benchmark | Devstral Small 2505 | Nova Premier 1.0 |
|---|---|---|
| Omni-MATH | — | 35% |

## Knowledge

- Devstral Small 2505: —
- Nova Premier 1.0: 35.8 (#180)

| Benchmark | Devstral Small 2505 | Nova Premier 1.0 |
|---|---|---|
| MMLU-Pro | — | 72.6% |
| GPQA (HELM) | — | 51.8% |

## Instruction Following

- Devstral Small 2505: —
- Nova Premier 1.0: 66.8 (#204)

| Benchmark | Devstral Small 2505 | Nova Premier 1.0 |
|---|---|---|
| IFEval | — | 80.3% |

## Writing & Preference

- Devstral Small 2505: —
- Nova Premier 1.0: 51.0 (#178)

| Benchmark | Devstral Small 2505 | Nova Premier 1.0 |
|---|---|---|
| WildBench | — | 78.8% |

## FAQ

### Is Devstral Small 2505 better than Nova Premier 1.0?

Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 34.3 on the Noometry Index. Devstral Small 2505 costs 33× less per token, which makes it the better buy when Nova Premier 1.0's lead doesn't matter for your workload.

### Which is cheaper, Devstral Small 2505 or Nova Premier 1.0?

Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; Nova Premier 1.0 lists at $2.50 and $12.50.

### Which has the bigger context window?

Nova Premier 1.0 does, with 1M tokens against 128K.

### How many benchmarks do Devstral Small 2505 and Nova Premier 1.0 share?

1 benchmark has published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Nova Premier 1.0 has 6.