Model comparison
Qwen3.5 Plus vs Qwen3 Max
Qwen3.5 Plus and Qwen3 Max score almost the same on the Noometry Index (42.9 vs 43.7), so choose on price, context window or the category you care about most.
Last verified . 11 shared benchmarks.
Alibaba (Qwen)Summary
- They share 11 benchmarks with published results for both. Qwen3.5 Plus scores higher in 3 categories and Qwen3 Max in 1 category; 4 gaps are clear of the uncertainty.
- The widest gap is in math, where Qwen3.5 Plus leads 49.6 to 38.7.
- The biggest single-benchmark swing is SimpleQA Verified: 25.4% for Qwen3.5 Plus and 48.7% for Qwen3 Max.
- Qwen3.5 Plus is cheaper at $0.40 / $2.40 per million input/output tokens, against $1.20 / $6 for Qwen3 Max.
- Qwen3.5 Plus accepts more context: 1M tokens versus 262K.
Side by side
| Qwen3.5 Plus | Qwen3 Max | |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 42.9 | 43.7 |
| Released | 2026-02-16 | 2025-09-23 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | 262K |
| Max output | 66K | 66K |
| Input $ / M tokens | $0.40 | $1.20 |
| Output $ / M tokens | $2.40 | $6 |
| Results tracked | 15 | 33 |
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Category by category
Coding Not comparable
Qwen3.5 Plus: —, Qwen3 Max: 43.0 (#93)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| ALE-Bench | 621.92 | 370.45 |
| LMArena Coding | — | 1456 |
Agentic & Tool Use Not comparable
Qwen3.5 Plus: —, Qwen3 Max: —
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| Vending-Bench 2 | 0.54 | 71.56 |
Reasoning Qwen3.5 Plus leads
Qwen3.5 Plus: 32.8 (#74), Qwen3 Max: 22.6 (#190)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| Chess Puzzles | 22% | 4% |
| Mystery Game Puzzles | 17% | 5% |
| DTBench | 80.5% | 82.1% |
| LMCA | 36.4% | 28.3% |
| Epoch Capabilities Index | 146.78 | 142.38 |
| Kagi LLM Benchmark | — | 72.5% |
| NYT Connections (extended) | — | 30.1% |
| LMArena Hard Prompts | — | 1448 |
Math Qwen3.5 Plus leads
Qwen3.5 Plus: 49.6 (#61), Qwen3 Max: 38.7 (#131)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 86.7% | 73.3% |
| FrontierMath (Tiers 1-3) | — | 18.9% |
| LMArena Math | — | 1446 |
| MATH Level 5 | — | 97.1% |
| FrontierMath (Feb 2025 set) | 21% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |
Knowledge Qwen3 Max leads
Qwen3.5 Plus: 46.0 (#83), Qwen3 Max: 48.1 (#78)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| GPQA Diamond | 84.8% | 72.6% |
| SimpleQA Verified | 25.4% | 48.7% |
| Vectara Hallucination Rate | 10.7% | — |
| LMArena Expert | — | 1455 |
Multilingual Not comparable
Qwen3.5 Plus: —, Qwen3 Max: 53.7 (#62)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| LMArena Non-English | — | 1429 |
| LMArena Chinese | — | 1478 |
| LMArena French | — | 1449 |
| LMArena German | — | 1463 |
| LMArena Japanese | — | 1397 |
| LMArena Korean | — | 1399 |
| LMArena Russian | — | 1428 |
| LMArena Spanish | — | 1462 |
Instruction Following Not comparable
Qwen3.5 Plus: —, Qwen3 Max: 74.8 (#87)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| LMArena Instruction Following | — | 1419 |
Long Context Qwen3.5 Plus leads
Qwen3.5 Plus: 43.0 (#113), Qwen3 Max: 41.6 (#134)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| CL-bench | 19.8% | 14.5% |
| Fiction.LiveBench | — | 66.7% |
| CL-bench Life | 12.4% | — |
| LMArena Longer Query | — | 1438 |
Writing & Preference Not comparable
Qwen3.5 Plus: —, Qwen3 Max: 62.4 (#76)
| Benchmark | Qwen3.5 Plus | Qwen3 Max |
|---|---|---|
| LMArena Text | — | 1439 |
| LMArena Creative Writing | — | 1402 |
| LMArena Multi-Turn | — | 1446 |
Frequently asked questions
Is Qwen3.5 Plus better than Qwen3 Max?
Qwen3.5 Plus and Qwen3 Max score almost the same on the Noometry Index (42.9 vs 43.7), so choose on price, context window or the category you care about most.
Which is cheaper, Qwen3.5 Plus or Qwen3 Max?
Qwen3.5 Plus is cheaper. It lists at $0.40 per million input tokens and $2.40 per million output tokens; Qwen3 Max lists at $1.20 and $6.
Which has the bigger context window?
Qwen3.5 Plus does, with 1M tokens against 262K.
How many benchmarks do Qwen3.5 Plus and Qwen3 Max share?
11 benchmarks have published results for both models. Qwen3.5 Plus has 15 scored results on Noometry and Qwen3 Max has 33.