Model comparison
GPT-5.3 Chat vs Qwen3.6 Max Preview
Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 42.8 on the Noometry Index.
Last verified . 14 shared benchmarks.
Summary
- They share 14 benchmarks with published results for both. GPT-5.3 Chat scores higher in 0 categories and Qwen3.6 Max Preview in 8 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.6 Max Preview leads 57.6 to 38.8.
- Qwen3.6 Max Preview is cheaper at $1.30 / $7.80 per million input/output tokens, against $1.75 / $14 for GPT-5.3 Chat.
- Qwen3.6 Max Preview accepts more context: 262K tokens versus 128K.
Side by side
| GPT-5.3 Chat | Qwen3.6 Max Preview | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 42.8 | 51.5 |
| Released | 2026-03-03 | 2026-04-20 |
| Weights | Proprietary | Proprietary |
| Context window | 128K | 262K |
| Max output | 16K | 66K |
| Input $ / M tokens | $1.75 | $1.30 |
| Output $ / M tokens | $14 | $7.80 |
| Results tracked | 18 | 29 |
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Category by category
Coding Qwen3.6 Max Preview leads
GPT-5.3 Chat: 41.4 (#124), Qwen3.6 Max Preview: 48.7 (#54)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Coding | 1408 | 1471 |
| SWE-bench Verified | — | 76.7% |
| LMArena WebDev | — | 1482 |
Agentic & Tool Use Not comparable
GPT-5.3 Chat: —, Qwen3.6 Max Preview: —
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| Vending-Bench 2 | — | 4,254 |
Reasoning Qwen3.6 Max Preview leads
GPT-5.3 Chat: 28.5 (#102), Qwen3.6 Max Preview: 41.7 (#53)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Hard Prompts | 1399 | 1457 |
| SimpleBench | — | 63% |
| NYT Connections (extended) | — | 74.1% |
| Chess Puzzles | — | 20% |
| Mystery Game Puzzles | — | 19% |
| DTBench | — | 87.2% |
| LMCA | — | 42.5% |
| Epoch Capabilities Index | — | 149.24 |
Math Qwen3.6 Max Preview leads
GPT-5.3 Chat: 38.2 (#142), Qwen3.6 Max Preview: 54.1 (#46)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Math | 1389 | 1465 |
| OTIS Mock AIME 2024-2025 | — | 91.1% |
| FrontierMath (Feb 2025 set) | — | 23.1% |
| FrontierMath Tier 4 (v1) | — | 4.2% |
Knowledge Qwen3.6 Max Preview leads
GPT-5.3 Chat: 38.8 (#140), Qwen3.6 Max Preview: 57.6 (#39)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Expert | 1397 | 1478 |
| GPQA Diamond | — | 87.4% |
| SimpleQA Verified | — | 52% |
Multilingual Qwen3.6 Max Preview leads
GPT-5.3 Chat: 50.3 (#124), Qwen3.6 Max Preview: 54.2 (#48)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Non-English | 1382 | 1437 |
| LMArena Chinese | 1432 | 1487 |
| LMArena French | 1397 | 1449 |
| LMArena Russian | 1400 | 1445 |
| LMArena Spanish | 1371 | 1454 |
| LMArena German | 1384 | — |
| LMArena Japanese | 1352 | — |
| LMArena Korean | 1346 | — |
Instruction Following Qwen3.6 Max Preview leads
GPT-5.3 Chat: 72.8 (#129), Qwen3.6 Max Preview: 75.7 (#55)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Instruction Following | 1378 | 1438 |
Long Context Qwen3.6 Max Preview leads
GPT-5.3 Chat: 42.6 (#120), Qwen3.6 Max Preview: 44.6 (#61)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Longer Query | 1396 | 1457 |
Writing & Preference Too close to call
GPT-5.3 Chat: 63.1 (#68), Qwen3.6 Max Preview: 63.8 (#60)
| Benchmark | GPT-5.3 Chat | Qwen3.6 Max Preview |
|---|---|---|
| LMArena Text | 1389 | 1447 |
| LMArena Creative Writing | 1355 | 1435 |
| LMArena Multi-Turn | 1412 | 1456 |
| EQ-Bench Creative Writing | 1690 | — |
Frequently asked questions
Is GPT-5.3 Chat better than Qwen3.6 Max Preview?
Qwen3.6 Max Preview is the stronger model overall, scoring 51.5 to 42.8 on the Noometry Index.
Which is cheaper, GPT-5.3 Chat or Qwen3.6 Max Preview?
Qwen3.6 Max Preview is cheaper. It lists at $1.30 per million input tokens and $7.80 per million output tokens; GPT-5.3 Chat lists at $1.75 and $14.
Is GPT-5.3 Chat or Qwen3.6 Max Preview better for coding?
Qwen3.6 Max Preview scores higher on coding benchmarks: 48.7 versus 41.4 in the Noometry coding category.
Which has the bigger context window?
Qwen3.6 Max Preview does, with 262K tokens against 128K.
How many benchmarks do GPT-5.3 Chat and Qwen3.6 Max Preview share?
14 benchmarks have published results for both models. GPT-5.3 Chat has 18 scored results on Noometry and Qwen3.6 Max Preview has 29.