Model comparison
Qwen3.5 27B vs Qwen3.7 Plus
Qwen3.7 Plus is the stronger model overall, scoring 45.3 to 41.9 on the Noometry Index.
Last verified . 21 shared benchmarks.
Alibaba (Qwen)Summary
- They share 21 benchmarks with published results for both. Qwen3.5 27B scores higher in 1 category and Qwen3.7 Plus in 8 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.7 Plus leads 54.9 to 38.0.
- The biggest single-benchmark swing is NYT Connections (extended): 47.9% for Qwen3.5 27B and 74.8% for Qwen3.7 Plus.
- Qwen3.7 Plus is cheaper at $0.40 / $1.60 per million input/output tokens, against $0.30 / $2.40 for Qwen3.5 27B.
- Qwen3.7 Plus accepts more context: 1M tokens versus 262K.
- Qwen3.5 27B has downloadable open weights; the other is API-only.
Side by side
| Qwen3.5 27B | Qwen3.7 Plus | |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 41.9 | 45.3 |
| Released | 2026-02-23 | 2026-06-02 |
| Weights | Open | Proprietary |
| Context window | 262K | 1M |
| Max output | 66K | 131K |
| Input $ / M tokens | $0.30 | $0.40 |
| Output $ / M tokens | $2.40 | $1.60 |
| Results tracked | 28 | 32 |
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Category by category
Coding Qwen3.5 27B leads
Qwen3.5 27B: 38.9 (#168), Qwen3.7 Plus: 36.6 (#206)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Coding | 1427 | 1473 |
| FrontierCode | — | 10.2% |
| LMArena WebDev | 1358 | — |
| SciCode | — | 45.5% |
| WeirdML | 39.5% | — |
| ALE-Bench | 349.45 | — |
Agentic & Tool Use Not comparable
Qwen3.5 27B: —, Qwen3.7 Plus: 21.4 (#138)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| OSWorld 2.0 | — | 2.8% |
| Vending-Bench 2 | 201.98 | — |
Reasoning Qwen3.7 Plus leads
Qwen3.5 27B: 27.5 (#117), Qwen3.7 Plus: 39.3 (#59)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| NYT Connections (extended) | 47.9% | 74.8% |
| LMArena Hard Prompts | 1414 | 1460 |
| DTBench | 82.4% | 84% |
| LMCA | 34% | 37.6% |
| CritPt | — | 9.1% |
| Chess Puzzles | — | 24% |
| Thematic Generalization | 45.5% | — |
| Mystery Game Puzzles | — | 17% |
| Epoch Capabilities Index | — | 147.37 |
Math Qwen3.7 Plus leads
Qwen3.5 27B: 38.8 (#127), Qwen3.7 Plus: 50.5 (#56)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Math | 1429 | 1466 |
| FrontierMath (Tiers 1-3) | — | 34.4% |
| MathArena Final-Answer Competitions | 56.7% | — |
| OTIS Mock AIME 2024-2025 | — | 93.3% |
Knowledge Qwen3.7 Plus leads
Qwen3.5 27B: 38.0 (#150), Qwen3.7 Plus: 54.9 (#51)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Expert | 1428 | 1467 |
| GPQA Diamond | — | 87.9% |
| Vectara Hallucination Rate | 12.1% | — |
Multimodal Qwen3.7 Plus leads
Qwen3.5 27B: 39.4 (#59), Qwen3.7 Plus: 41.8 (#33)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Vision | 1241 | 1279 |
| LMArena Document | — | 1444 |
Multilingual Qwen3.7 Plus leads
Qwen3.5 27B: 50.8 (#115), Qwen3.7 Plus: 54.8 (#38)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Non-English | 1390 | 1445 |
| LMArena Chinese | 1478 | 1510 |
| LMArena French | 1410 | 1473 |
| LMArena German | 1393 | 1471 |
| LMArena Japanese | 1345 | 1413 |
| LMArena Korean | 1358 | 1415 |
| LMArena Russian | 1390 | 1457 |
| LMArena Spanish | 1407 | 1457 |
Instruction Following Qwen3.7 Plus leads
Qwen3.5 27B: 73.5 (#119), Qwen3.7 Plus: 75.8 (#52)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Instruction Following | 1393 | 1440 |
Long Context Qwen3.7 Plus leads
Qwen3.5 27B: 43.1 (#106), Qwen3.7 Plus: 44.5 (#65)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Longer Query | 1413 | 1455 |
Writing & Preference Qwen3.7 Plus leads
Qwen3.5 27B: 59.3 (#111), Qwen3.7 Plus: 64.3 (#56)
| Benchmark | Qwen3.5 27B | Qwen3.7 Plus |
|---|---|---|
| LMArena Text | 1409 | 1455 |
| LMArena Creative Writing | 1362 | 1439 |
| LMArena Multi-Turn | 1410 | 1460 |
Frequently asked questions
Is Qwen3.5 27B better than Qwen3.7 Plus?
Qwen3.7 Plus is the stronger model overall, scoring 45.3 to 41.9 on the Noometry Index.
Which is cheaper, Qwen3.5 27B or Qwen3.7 Plus?
Qwen3.7 Plus is cheaper. It lists at $0.40 per million input tokens and $1.60 per million output tokens; Qwen3.5 27B lists at $0.30 and $2.40.
Is Qwen3.5 27B or Qwen3.7 Plus better for coding?
Qwen3.5 27B scores higher on coding benchmarks: 38.9 versus 36.6 in the Noometry coding category.
Which has the bigger context window?
Qwen3.7 Plus does, with 1M tokens against 262K.
How many benchmarks do Qwen3.5 27B and Qwen3.7 Plus share?
21 benchmarks have published results for both models. Qwen3.5 27B has 28 scored results on Noometry and Qwen3.7 Plus has 32.