Model comparison
DeepSeek-V3.2-Exp vs Qwen3.5 397B-A17B
Qwen3.5 397B-A17B is the stronger model overall, scoring 46.0 to 44.3 on the Noometry Index. DeepSeek-V3.2-Exp costs 4.7× less per token, which makes it the better buy when Qwen3.5 397B-A17B's lead doesn't matter for your workload.
Last verified . 29 shared benchmarks.
DeepSeek
Alibaba (Qwen)Summary
- They share 29 benchmarks with published results for both. DeepSeek-V3.2-Exp scores higher in 3 categories and Qwen3.5 397B-A17B in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Qwen3.5 397B-A17B leads 34.5 to 22.1.
- The biggest single-benchmark swing is NYT Connections (extended): 36.7% for DeepSeek-V3.2-Exp and 58.9% for Qwen3.5 397B-A17B.
- DeepSeek-V3.2-Exp is cheaper at $0.26 / $0.38 per million input/output tokens, against $0.60 / $3.60 for Qwen3.5 397B-A17B.
- Qwen3.5 397B-A17B accepts more context: 262K tokens versus 164K.
Side by side
| DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B | |
|---|---|---|
| Provider | DeepSeek | Alibaba (Qwen) |
| Noometry Index | 44.3 | 46.0 |
| Released | 2025-09-29 | 2026-02-01 |
| Weights | Open | Open |
| Context window | 164K | 262K |
| Max output | 66K | 66K |
| Input $ / M tokens | $0.26 | $0.60 |
| Output $ / M tokens | $0.38 | $3.60 |
| Results tracked | 49 | 36 |
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Category by category
Coding DeepSeek-V3.2-Exp leads
DeepSeek-V3.2-Exp: 46.5 (#65), Qwen3.5 397B-A17B: 42.0 (#114)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena WebDev | 1362 | 1400 |
| LMArena Coding | 1454 | 1465 |
| SWE-bench Verified (bash only) | 70% | — |
| Aider Polyglot | 74.2% | — |
| SWE-bench Multilingual | 59% | — |
| SciCode | 38.9% | — |
| WeirdML | 39.5% | — |
Agentic & Tool Use Too close to call
DeepSeek-V3.2-Exp: 32.7 (#59), Qwen3.5 397B-A17B: 33.3 (#53)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| APEX-Agents | 21.3% | 24.9% |
| Terminal-Bench | 39.6% | — |
| Berkeley Function Calling Leaderboard | 56.7% | — |
| TheAgentCompany | 42.9% | — |
| τ²-bench Airline | — | 81.5% |
| τ²-bench Banking | — | 9.8% |
| τ²-bench Retail | — | 84.4% |
| τ²-bench Telecom | — | 97.8% |
| Vending-Bench 2 | 1,034 | — |
Reasoning Qwen3.5 397B-A17B leads
DeepSeek-V3.2-Exp: 22.1 (#208), Qwen3.5 397B-A17B: 34.5 (#70)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| Kagi LLM Benchmark | 52.2% | 73.7% |
| NYT Connections (extended) | 36.7% | 58.9% |
| Chess Puzzles | 14% | 13% |
| Thematic Generalization | 65% | 65.1% |
| LMArena Hard Prompts | 1434 | 1448 |
| DTBench | 87.7% | 87.5% |
| LMCA | 29.1% | 37.9% |
| Epoch Capabilities Index | 146.27 | 146.65 |
| ARC-AGI-2 | 4% | — |
| ARC-AGI-1 | 57% | — |
| CritPt | 2.9% | — |
| Mystery Game Puzzles | — | 18% |
Math Qwen3.5 397B-A17B leads
DeepSeek-V3.2-Exp: 41.7 (#87), Qwen3.5 397B-A17B: 46.1 (#73)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 87.8% | 88.9% |
| LMArena Math | 1435 | 1454 |
| FrontierMath (Tiers 1-3) | — | 31.2% |
| MathArena Final-Answer Competitions | 57.7% | — |
| ProofBench | 8% | — |
| FrontierMath (Feb 2025 set) | 22.1% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |
Knowledge Qwen3.5 397B-A17B leads
DeepSeek-V3.2-Exp: 51.7 (#66), Qwen3.5 397B-A17B: 53.3 (#58)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| GPQA Diamond | 83.4% | 86.4% |
| LMArena Expert | 1436 | 1462 |
| Vectara Hallucination Rate | 5.3% | — |
Multimodal Not comparable
DeepSeek-V3.2-Exp: —, Qwen3.5 397B-A17B: 40.7 (#44)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Vision | — | 1263 |
Multilingual Qwen3.5 397B-A17B leads
DeepSeek-V3.2-Exp: 52.2 (#90), Qwen3.5 397B-A17B: 53.7 (#59)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Non-English | 1409 | 1430 |
| LMArena Chinese | 1461 | 1500 |
| LMArena French | 1433 | 1461 |
| LMArena German | 1440 | 1447 |
| LMArena Japanese | 1374 | 1426 |
| LMArena Korean | 1371 | 1384 |
| LMArena Russian | 1424 | 1429 |
| LMArena Spanish | 1440 | 1441 |
Instruction Following Too close to call
DeepSeek-V3.2-Exp: 74.5 (#93), Qwen3.5 397B-A17B: 75.0 (#77)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Instruction Following | 1413 | 1424 |
Long Context DeepSeek-V3.2-Exp leads
DeepSeek-V3.2-Exp: 47.6 (#16), Qwen3.5 397B-A17B: 44.1 (#74)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Longer Query | 1428 | 1442 |
| Fiction.LiveBench | 83.3% | — |
| CL-bench | 13.2% | — |
| CL-bench Life | 9.5% | — |
Writing & Preference Too close to call
DeepSeek-V3.2-Exp: 62.4 (#77), Qwen3.5 397B-A17B: 62.3 (#79)
| Benchmark | DeepSeek-V3.2-Exp | Qwen3.5 397B-A17B |
|---|---|---|
| LMArena Text | 1425 | 1438 |
| LMArena Creative Writing | 1403 | 1401 |
| EQ-Bench Creative Writing | 1515 | 1478 |
| LMArena Multi-Turn | 1427 | 1446 |
Frequently asked questions
Is DeepSeek-V3.2-Exp better than Qwen3.5 397B-A17B?
Qwen3.5 397B-A17B is the stronger model overall, scoring 46.0 to 44.3 on the Noometry Index. DeepSeek-V3.2-Exp costs 4.7× less per token, which makes it the better buy when Qwen3.5 397B-A17B's lead doesn't matter for your workload.
Which is cheaper, DeepSeek-V3.2-Exp or Qwen3.5 397B-A17B?
DeepSeek-V3.2-Exp is cheaper. It lists at $0.26 per million input tokens and $0.38 per million output tokens; Qwen3.5 397B-A17B lists at $0.60 and $3.60.
Is DeepSeek-V3.2-Exp or Qwen3.5 397B-A17B better for coding?
DeepSeek-V3.2-Exp scores higher on coding benchmarks: 46.5 versus 42.0 in the Noometry coding category.
Which has the bigger context window?
Qwen3.5 397B-A17B does, with 262K tokens against 164K.
How many benchmarks do DeepSeek-V3.2-Exp and Qwen3.5 397B-A17B share?
29 benchmarks have published results for both models. DeepSeek-V3.2-Exp has 49 scored results on Noometry and Qwen3.5 397B-A17B has 36.