Model comparison
DeepSeek V4 Flash vs Nova 2.0 Pro Preview
DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 33.4 on the Noometry Index.
Last verified . 2 shared benchmarks.
DeepSeekSummary
- They share 2 benchmarks with published results for both. DeepSeek V4 Flash scores higher in 2 categories and Nova 2.0 Pro Preview in 0 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where DeepSeek V4 Flash leads 53.7 to 22.4.
- The biggest single-benchmark swing is CritPt: 16.6% for DeepSeek V4 Flash and 0% for Nova 2.0 Pro Preview.
- DeepSeek V4 Flash has downloadable open weights; the other is API-only.
Side by side
| DeepSeek V4 Flash | Nova 2.0 Pro Preview | |
|---|---|---|
| Provider | DeepSeek | Amazon |
| Noometry Index | 53.6 | 33.4 |
| Released | 2026-04-24 | 2025-12-02 |
| Weights | Open | Proprietary |
| Context window | 1M | — |
| Max output | 393K | — |
| Input $ / M tokens | $0.15 | — |
| Output $ / M tokens | $0.60 | — |
| Results tracked | 41 | 3 |
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Category by category
Coding DeepSeek V4 Flash leads
DeepSeek V4 Flash: 47.9 (#59), Nova 2.0 Pro Preview: 40.8 (#133)
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| SciCode | 49.9% | 42.7% |
| FrontierCode | 18.8% | — |
| LMArena WebDev | 1582 | — |
| WeirdML | 63% | — |
| LMArena Coding | 1457 | — |
| ALE-Bench | 1,306 | — |
Agentic & Tool Use Not comparable
DeepSeek V4 Flash: —, Nova 2.0 Pro Preview: 21.9 (#136)
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| GDP.pdf | — | 2% |
Reasoning DeepSeek V4 Flash leads
DeepSeek V4 Flash: 53.7 (#30), Nova 2.0 Pro Preview: 22.4 (#194)
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| CritPt | 16.6% | 0% |
| ARC-AGI-2 | 61.4% | — |
| SimpleBench | 61.1% | — |
| Kagi LLM Benchmark | 52.2% | — |
| NYT Connections (extended) | 89.6% | — |
| ARC-AGI-1 | 89% | — |
| Chess Puzzles | 33% | — |
| LMArena Hard Prompts | 1444 | — |
| Mystery Game Puzzles | 34% | — |
| DTBench | 90.9% | — |
| LMCA | 41.7% | — |
| Epoch Capabilities Index | 154.49 | — |
Math Not comparable
DeepSeek V4 Flash: 60.3 (#37), Nova 2.0 Pro Preview: —
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| FrontierMath (Tiers 1-3) | 57.5% | — |
| FrontierMath Tier 4 | 24.4% | — |
| MathArena Final-Answer Competitions | 76.5% | — |
| OTIS Mock AIME 2024-2025 | 94.4% | — |
| ProofBench | 56% | — |
| LMArena Math | 1427 | — |
Knowledge Not comparable
DeepSeek V4 Flash: 55.4 (#48), Nova 2.0 Pro Preview: —
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| GPQA Diamond | 91% | — |
| SimpleQA Verified | 33.6% | — |
| LMArena Expert | 1441 | — |
Multilingual Not comparable
DeepSeek V4 Flash: 53.0 (#72), Nova 2.0 Pro Preview: —
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Non-English | 1420 | — |
| LMArena Chinese | 1468 | — |
| LMArena French | 1439 | — |
| LMArena German | 1418 | — |
| LMArena Japanese | 1406 | — |
| LMArena Korean | 1384 | — |
| LMArena Russian | 1428 | — |
| LMArena Spanish | 1436 | — |
Instruction Following Not comparable
DeepSeek V4 Flash: 74.9 (#81), Nova 2.0 Pro Preview: —
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Instruction Following | 1421 | — |
Long Context Not comparable
DeepSeek V4 Flash: 43.8 (#85), Nova 2.0 Pro Preview: —
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Longer Query | 1434 | — |
Writing & Preference Not comparable
DeepSeek V4 Flash: 63.8 (#61), Nova 2.0 Pro Preview: —
| Benchmark | DeepSeek V4 Flash | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Text | 1432 | — |
| LMArena Creative Writing | 1403 | — |
| EQ-Bench Creative Writing | 1559 | — |
| LMArena Multi-Turn | 1449 | — |
Frequently asked questions
Is DeepSeek V4 Flash better than Nova 2.0 Pro Preview?
DeepSeek V4 Flash is the stronger model overall, scoring 53.6 to 33.4 on the Noometry Index.
Is DeepSeek V4 Flash or Nova 2.0 Pro Preview better for coding?
DeepSeek V4 Flash scores higher on coding benchmarks: 47.9 versus 40.8 in the Noometry coding category.
How many benchmarks do DeepSeek V4 Flash and Nova 2.0 Pro Preview share?
2 benchmarks have published results for both models. DeepSeek V4 Flash has 41 scored results on Noometry and Nova 2.0 Pro Preview has 3.