Model comparison
DeepSeek V4 Pro vs Mistral Small
DeepSeek V4 Pro is the stronger model overall, scoring 54.3 to 33.4 on the Noometry Index. Mistral Small costs 3.8× less per token, which makes it the better buy when DeepSeek V4 Pro's lead doesn't matter for your workload.
Last verified . 26 shared benchmarks.
DeepSeek
Mistral AISummary
- They share 26 benchmarks with published results for both. DeepSeek V4 Pro scores higher in 9 categories and Mistral Small in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where DeepSeek V4 Pro leads 64.8 to 16.4.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 98.6% for DeepSeek V4 Pro and 5.8% for Mistral Small.
- Mistral Small is cheaper at $0.15 / $0.60 per million input/output tokens, against $0.66 / $1.98 for DeepSeek V4 Pro.
- DeepSeek V4 Pro accepts more context: 1M tokens versus 262K.
Side by side
| DeepSeek V4 Pro | Mistral Small | |
|---|---|---|
| Provider | DeepSeek | Mistral AI |
| Noometry Index | 54.3 | 33.4 |
| Released | 2026-04-24 | 2024-02-26 |
| Weights | Open | Open |
| Context window | 1M | 262K |
| Max output | 393K | 256K |
| Input $ / M tokens | $0.66 | $0.15 |
| Output $ / M tokens | $1.98 | $0.60 |
| Results tracked | 48 | 39 |
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Category by category
Coding DeepSeek V4 Pro leads
DeepSeek V4 Pro: 52.4 (#34), Mistral Small: 34.0 (#247)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| SciCode | 51% | 26.5% |
| LMArena Coding | 1470 | 1362 |
| ALE-Bench | 1,403 | 497.62 |
| SWE-bench Verified | 77.6% | — |
| FrontierCode | 28.6% | — |
| LMArena WebDev | 1582 | — |
| WeirdML | 66.2% | — |
| BigCodeBench Instruct | — | 36.1% |
| LiveBench Coding | — | 36.2% |
| BigCodeBench Complete | — | 46.6% |
Agentic & Tool Use DeepSeek V4 Pro leads
DeepSeek V4 Pro: 32.8 (#58), Mistral Small: 28.1 (#93)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| APEX-Agents | 47.3% | — |
| Berkeley Function Calling Leaderboard | — | 37.1% |
| Vending-Bench 2 | 3,285 | — |
Reasoning DeepSeek V4 Pro leads
DeepSeek V4 Pro: 56.5 (#24), Mistral Small: 19.8 (#250)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| Kagi LLM Benchmark | 53.5% | 37.8% |
| CritPt | 18% | 0% |
| LMArena Hard Prompts | 1461 | 1335 |
| DTBench | 93.9% | 70.9% |
| LMCA | 45.5% | 20.6% |
| ARC-AGI-2 | 61.3% | — |
| NYT Connections (extended) | 91.3% | — |
| ARC-AGI-1 | 90.5% | — |
| Chess Puzzles | 47% | — |
| LiveBench Reasoning | — | 44.8% |
| Mystery Game Puzzles | 43% | — |
| LiveBench Data Analysis | — | 53.7% |
| Surface Evolver Bench | 40% | — |
| Epoch Capabilities Index | 155.31 | — |
| ForecastBench | 56.1 | — |
| LiveBench | — | 44% |
Math DeepSeek V4 Pro leads
DeepSeek V4 Pro: 64.8 (#30), Mistral Small: 16.4 (#293)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 98.6% | 5.8% |
| LMArena Math | 1455 | 1341 |
| FrontierMath (Tiers 1-3) | 64.6% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 76.6% | — |
| ProofBench | 50% | — |
| LiveBench Math | — | 39.9% |
| MATH Level 5 | — | 46.8% |
Knowledge DeepSeek V4 Pro leads
DeepSeek V4 Pro: 59.5 (#31), Mistral Small: 31.0 (#222)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| GPQA Diamond | 91.7% | 47.5% |
| Vectara Hallucination Rate | 8.6% | 5.1% |
| LMArena Expert | 1464 | 1291 |
| SimpleQA Verified | 52.9% | — |
| MMLU | — | 68.7% |
Multimodal Not comparable
DeepSeek V4 Pro: —, Mistral Small: 33.5 (#96)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| LMArena Vision | — | 1142 |
Multilingual DeepSeek V4 Pro leads
DeepSeek V4 Pro: 54.4 (#45), Mistral Small: 45.5 (#169)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| LMArena Non-English | 1439 | 1315 |
| LMArena Chinese | 1486 | 1340 |
| LMArena French | 1472 | 1337 |
| LMArena German | 1458 | 1340 |
| LMArena Japanese | 1445 | 1275 |
| LMArena Korean | 1447 | 1259 |
| LMArena Russian | 1453 | 1324 |
| LMArena Spanish | 1458 | 1346 |
Instruction Following DeepSeek V4 Pro leads
DeepSeek V4 Pro: 76.1 (#47), Mistral Small: 66.4 (#209)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| LMArena Instruction Following | 1448 | 1310 |
| LiveBench Instruction Following | — | 63.7% |
Long Context DeepSeek V4 Pro leads
DeepSeek V4 Pro: 45.0 (#51), Mistral Small: 40.4 (#156)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| LMArena Longer Query | 1458 | 1327 |
| CL-bench Life | 13.5% | — |
Writing & Preference DeepSeek V4 Pro leads
DeepSeek V4 Pro: 65.5 (#46), Mistral Small: 52.5 (#171)
| Benchmark | DeepSeek V4 Pro | Mistral Small |
|---|---|---|
| LMArena Text | 1451 | 1338 |
| LMArena Creative Writing | 1446 | 1305 |
| LMArena Multi-Turn | 1467 | 1344 |
| EQ-Bench Creative Writing | 1553 | — |
| EQ-Bench 4 | 1166 | — |
| LiveBench Language | — | 30.5% |
Frequently asked questions
Is DeepSeek V4 Pro better than Mistral Small?
DeepSeek V4 Pro is the stronger model overall, scoring 54.3 to 33.4 on the Noometry Index. Mistral Small costs 3.8× less per token, which makes it the better buy when DeepSeek V4 Pro's lead doesn't matter for your workload.
Which is cheaper, DeepSeek V4 Pro or Mistral Small?
Mistral Small is cheaper. It lists at $0.15 per million input tokens and $0.60 per million output tokens; DeepSeek V4 Pro lists at $0.66 and $1.98.
Is DeepSeek V4 Pro or Mistral Small better for coding?
DeepSeek V4 Pro scores higher on coding benchmarks: 52.4 versus 34.0 in the Noometry coding category.
Which has the bigger context window?
DeepSeek V4 Pro does, with 1M tokens against 262K.
How many benchmarks do DeepSeek V4 Pro and Mistral Small share?
26 benchmarks have published results for both models. DeepSeek V4 Pro has 48 scored results on Noometry and Mistral Small has 39.