Model comparison
Devstral Small 2505 vs Gemini 1.5 Flash (May 2024)
Devstral Small 2505 is the stronger model overall, scoring 34.3 to 33.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AI
GoogleSummary
- The widest gap is in coding, where Devstral Small 2505 leads 38.9 to 34.4.
- Devstral Small 2505 has downloadable open weights; the other is API-only.
Side by side
| Devstral Small 2505 | Gemini 1.5 Flash (May 2024) | |
|---|---|---|
| Provider | Mistral AI | |
| Noometry Index | 34.3 | 33.2 |
| Released | 2025-05-07 | 2024-05-14 |
| Weights | Open | Proprietary |
| Context window | 128K | — |
| Max output | 128K | — |
| Input $ / M tokens | $0.10 | — |
| Output $ / M tokens | $0.30 | — |
| Results tracked | 4 | 42 |
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Category by category
Coding Devstral Small 2505 leads
Devstral Small 2505: 38.9 (#166), Gemini 1.5 Flash (May 2024): 34.4 (#236)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |
| WeirdML | — | 24.9% |
| BigCodeBench Instruct | — | 43.5% |
| LMArena Coding | — | 1261 |
| BigCodeBench Complete | — | 55.1% |
| HumanEval+ | — | 75.6% |
| MBPP+ | — | 67.5% |
Agentic & Tool Use Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 26.6 (#102)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| BALROG | — | 14.6% |
Reasoning Gemini 1.5 Flash (May 2024) leads
Devstral Small 2505: 19.7 (#252), Gemini 1.5 Flash (May 2024): 21.7 (#215)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | — |
| CritPt | 0% | — |
| LMArena Hard Prompts | — | 1257 |
| DTBench | — | 53.8% |
| Epoch Capabilities Index | — | 129.36 |
| ForecastBench | — | 53.9 |
| PIQA | — | 87.5% |
Math Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 22.1 (#281)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 16.3% |
| Omni-MATH | — | 30.4% |
| LMArena Math | — | 1269 |
| MATH Level 5 | — | 61.9% |
| FrontierMath (Feb 2025 set) | — | 0% |
| GSM8K | — | 82.4% |
Knowledge Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 26.2 (#260)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| GPQA Diamond | — | 47.3% |
| MMLU-Pro | — | 67.8% |
| GPQA (HELM) | — | 43.7% |
| LMArena Expert | — | 1233 |
| BoolQ | — | 85.8% |
| MMLU | — | 77.9% |
Multimodal Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 36.0 (#81)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Vision | — | 1141 |
| Video-MME | — | 70.3% |
| GeoBench | — | 76% |
Multilingual Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 42.9 (#189)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Non-English | — | 1278 |
| LMArena Chinese | — | 1295 |
| LMArena French | — | 1258 |
| LMArena German | — | 1262 |
| LMArena Japanese | — | 1252 |
| LMArena Korean | — | 1221 |
| LMArena Russian | — | 1288 |
| LMArena Spanish | — | 1243 |
Instruction Following Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 66.8 (#205)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| IFEval | — | 83.1% |
| LMArena Instruction Following | — | 1258 |
Long Context Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 39.0 (#187)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Longer Query | — | 1284 |
Writing & Preference Not comparable
Devstral Small 2505: —, Gemini 1.5 Flash (May 2024): 48.7 (#196)
| Benchmark | Devstral Small 2505 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Text | — | 1287 |
| LMArena Creative Writing | — | 1285 |
| WildBench | — | 79.2% |
| LMArena Multi-Turn | — | 1253 |
Frequently asked questions
Is Devstral Small 2505 better than Gemini 1.5 Flash (May 2024)?
Devstral Small 2505 is the stronger model overall, scoring 34.3 to 33.2 on the Noometry Index.
Is Devstral Small 2505 or Gemini 1.5 Flash (May 2024) better for coding?
Devstral Small 2505 scores higher on coding benchmarks: 38.9 versus 34.4 in the Noometry coding category.
How many benchmarks do Devstral Small 2505 and Gemini 1.5 Flash (May 2024) share?
0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Gemini 1.5 Flash (May 2024) has 42.