Model comparison
Grok 4.3 vs Qwen3.5 Max Preview
Qwen3.5 Max Preview is the stronger model overall, scoring 44.7 to 43.6 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Grok 4.3 scores higher in 3 categories and Qwen3.5 Max Preview in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Grok 4.3 leads 52.5 to 41.1.
Side by side
| Grok 4.3 | Qwen3.5 Max Preview | |
|---|---|---|
| Provider | xAI | Alibaba (Qwen) |
| Noometry Index | 43.6 | 44.7 |
| Released | 2026-04-17 | — |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 30K | — |
| Input $ / M tokens | $1.25 | — |
| Output $ / M tokens | $2.50 | — |
| Results tracked | 40 | 17 |
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Category by category
Coding Qwen3.5 Max Preview leads
Grok 4.3: 41.3 (#117), Qwen3.5 Max Preview: 43.4 (#79)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Coding | 1415 | 1488 |
| LMArena WebDev | 1357 | — |
| SciCode | 47.3% | — |
| WeirdML | 49.9% | — |
| ALE-Bench | 944.17 | — |
Agentic & Tool Use Not comparable
Grok 4.3: 27.6 (#93), Qwen3.5 Max Preview: —
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| GDP.pdf | 8% | — |
| LMArena Search | 1165 | — |
| Vending-Bench 2 | 35.26 | — |
Reasoning Grok 4.3 leads
Grok 4.3: 34.9 (#60), Qwen3.5 Max Preview: 29.6 (#81)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Hard Prompts | 1397 | 1483 |
| NYT Connections (extended) | 55.2% | — |
| CritPt | 8% | — |
| Chess Puzzles | 25% | — |
| DTBench | 90.7% | — |
| LMCA | 38.3% | — |
| Epoch Capabilities Index | 149.13 | — |
| ForecastBench | 60.3 | — |
Math Grok 4.3 leads
Grok 4.3: 45.8 (#60), Qwen3.5 Max Preview: 37.3 (#99)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Math | 1388 | 1473 |
| FrontierMath (Tiers 1-3) | 42.8% | — |
| FrontierMath Tier 4 | 14.6% | — |
| OTIS Mock AIME 2024-2025 | 93.3% | — |
| ProofBench | 11% | — |
Knowledge Grok 4.3 leads
Grok 4.3: 52.5 (#57), Qwen3.5 Max Preview: 41.1 (#104)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Expert | 1385 | 1489 |
| GPQA Diamond | 88.8% | — |
| SimpleQA Verified | 33.2% | — |
Multimodal Not comparable
Grok 4.3: 31.6 (#96), Qwen3.5 Max Preview: —
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Vision | 1231 | — |
| Blueprint-Bench 2 | 0% | — |
Multilingual Qwen3.5 Max Preview leads
Grok 4.3: 50.7 (#114), Qwen3.5 Max Preview: 56.4 (#21)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Non-English | 1385 | 1465 |
| LMArena Chinese | 1423 | 1534 |
| LMArena French | 1412 | 1483 |
| LMArena German | 1395 | 1487 |
| LMArena Japanese | 1379 | 1497 |
| LMArena Korean | 1357 | 1438 |
| LMArena Russian | 1399 | 1472 |
| LMArena Spanish | 1402 | 1470 |
Instruction Following Qwen3.5 Max Preview leads
Grok 4.3: 72.3 (#135), Qwen3.5 Max Preview: 77.2 (#28)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Instruction Following | 1366 | 1467 |
Long Context Qwen3.5 Max Preview leads
Grok 4.3: 42.5 (#118), Qwen3.5 Max Preview: 45.2 (#44)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Longer Query | 1393 | 1477 |
Writing & Preference Qwen3.5 Max Preview leads
Grok 4.3: 58.6 (#112), Qwen3.5 Max Preview: 66.1 (#39)
| Benchmark | Grok 4.3 | Qwen3.5 Max Preview |
|---|---|---|
| LMArena Text | 1397 | 1471 |
| LMArena Creative Writing | 1380 | 1464 |
| LMArena Multi-Turn | 1406 | 1478 |
| EQ-Bench 4 | 1075 | — |
Frequently asked questions
Is Grok 4.3 better than Qwen3.5 Max Preview?
Qwen3.5 Max Preview is the stronger model overall, scoring 44.7 to 43.6 on the Noometry Index.
Is Grok 4.3 or Qwen3.5 Max Preview better for coding?
Qwen3.5 Max Preview scores higher on coding benchmarks: 43.4 versus 41.3 in the Noometry coding category.
How many benchmarks do Grok 4.3 and Qwen3.5 Max Preview share?
17 benchmarks have published results for both models. Grok 4.3 has 40 scored results on Noometry and Qwen3.5 Max Preview has 17.