Model comparison
Chatgpt 4o Latest 20250326 vs Qwen3.5 Plus
Chatgpt 4o Latest 20250326 and Qwen3.5 Plus score almost the same on the Noometry Index (43.8 vs 42.9), so choose on price, context window or the category you care about most.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)Summary
- The widest gap is in math, where Qwen3.5 Plus leads 49.6 to 38.6.
Side by side
| Chatgpt 4o Latest 20250326 | Qwen3.5 Plus | |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 43.8 | 42.9 |
| Released | — | 2026-02-16 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $2.40 |
| Results tracked | 21 | 15 |
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Category by category
Coding Not comparable
Chatgpt 4o Latest 20250326: 41.6 (#122), Qwen3.5 Plus: —
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| LMArena Coding | 1413 | — |
| ALE-Bench | — | 621.92 |
Agentic & Tool Use Not comparable
Chatgpt 4o Latest 20250326: —, Qwen3.5 Plus: —
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| Vending-Bench 2 | — | 0.54 |
Reasoning Too close to call
Chatgpt 4o Latest 20250326: 33.8 (#71), Qwen3.5 Plus: 32.8 (#74)
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| Kagi LLM Benchmark | 75% | — |
| Chess Puzzles | — | 22% |
| LMArena Hard Prompts | 1424 | — |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 80.5% |
| LMCA | — | 36.4% |
| Epoch Capabilities Index | — | 146.78 |
Math Qwen3.5 Plus leads
Chatgpt 4o Latest 20250326: 38.6 (#134), Qwen3.5 Plus: 49.6 (#61)
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 86.7% |
| LMArena Math | 1407 | — |
| FrontierMath (Feb 2025 set) | — | 21% |
| FrontierMath Tier 4 (v1) | — | 2.1% |
Knowledge Qwen3.5 Plus leads
Chatgpt 4o Latest 20250326: 39.2 (#137), Qwen3.5 Plus: 46.0 (#83)
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| GPQA Diamond | — | 84.8% |
| SimpleQA Verified | — | 25.4% |
| Confabulations | 16.6% | — |
| Vectara Hallucination Rate | — | 10.7% |
| LMArena Expert | 1401 | — |
Multimodal Not comparable
Chatgpt 4o Latest 20250326: 39.6 (#58), Qwen3.5 Plus: —
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| LMArena Vision | 1243 | — |
Multilingual Not comparable
Chatgpt 4o Latest 20250326: 52.9 (#76), Qwen3.5 Plus: —
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| LMArena Non-English | 1419 | — |
| LMArena Chinese | 1457 | — |
| LMArena French | 1446 | — |
| LMArena German | 1423 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |
| LMArena Russian | 1429 | — |
| LMArena Spanish | 1434 | — |
Instruction Following Not comparable
Chatgpt 4o Latest 20250326: 74.0 (#107), Qwen3.5 Plus: —
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| LMArena Instruction Following | 1403 | — |
Long Context Too close to call
Chatgpt 4o Latest 20250326: 43.1 (#107), Qwen3.5 Plus: 43.0 (#113)
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |
| LMArena Longer Query | 1413 | — |
Writing & Preference Not comparable
Chatgpt 4o Latest 20250326: 62.6 (#72), Qwen3.5 Plus: —
| Benchmark | Chatgpt 4o Latest 20250326 | Qwen3.5 Plus |
|---|---|---|
| LMArena Text | 1429 | — |
| LMArena Creative Writing | 1405 | — |
| EQ-Bench Creative Writing | 1501 | — |
| LMArena Multi-Turn | 1454 | — |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than Qwen3.5 Plus?
Chatgpt 4o Latest 20250326 and Qwen3.5 Plus score almost the same on the Noometry Index (43.8 vs 42.9), so choose on price, context window or the category you care about most.
How many benchmarks do Chatgpt 4o Latest 20250326 and Qwen3.5 Plus share?
0 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Qwen3.5 Plus has 15.