Model comparison
Qwen-14B vs Qwen3.5 Plus
Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 30.8 on the Noometry Index.
Last verified . 1 shared benchmarks.
Alibaba (Qwen)Summary
- They share 1 benchmark with published results for both. Qwen-14B scores higher in 0 categories and Qwen3.5 Plus in 3 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in math, where Qwen3.5 Plus leads 47.9 to 28.7.
- Qwen-14B has downloadable open weights; the other is API-only.
Side by side
| Qwen-14B | Qwen3.5 Plus | |
|---|---|---|
| Provider | Alibaba (Qwen) | Alibaba (Qwen) |
| Noometry Index | 30.8 | 42.3 |
| Released | 2023-09-24 | 2026-02-16 |
| Weights | Open | Proprietary |
| Context window | — | 1M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $2.40 |
| Results tracked | 18 | 15 |
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Category by category
Coding Not comparable
Qwen-14B: 30.6 (#283), Qwen3.5 Plus: —
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| LMArena Coding | 1072 | — |
| ALE-Bench | — | 621.92 |
Agentic & Tool Use Not comparable
Qwen-14B: —, Qwen3.5 Plus: —
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| Vending-Bench 2 | — | 0.54 |
Reasoning Qwen3.5 Plus leads
Qwen-14B: 18.7 (#255), Qwen3.5 Plus: 32.0 (#67)
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| Epoch Capabilities Index | 112.8 | 146.79 |
| Chess Puzzles | — | 22% |
| LMArena Hard Prompts | 1027 | — |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 80.5% |
| LMCA | — | 36.4% |
| BIG-Bench Hard | 55% | — |
| LAMBADA | 71.1% | — |
| PIQA | 79.9% | — |
Math Qwen3.5 Plus leads
Qwen-14B: 28.7 (#224), Qwen3.5 Plus: 47.9 (#55)
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 86.7% |
| LMArena Math | 1068 | — |
| FrontierMath (Feb 2025 set) | — | 21% |
| FrontierMath Tier 4 (v1) | — | 2.1% |
| GSM8K | 61.3% | — |
Knowledge Not comparable
Qwen-14B: —, Qwen3.5 Plus: 46.0 (#78)
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| GPQA Diamond | — | 84.8% |
| SimpleQA Verified | — | 25.4% |
| Vectara Hallucination Rate | — | 10.7% |
| ARC (AI2) Challenge | 84.4% | — |
| BoolQ | 86.2% | — |
| MMLU | 66.3% | — |
Multilingual Not comparable
Qwen-14B: 27.7 (#270), Qwen3.5 Plus: —
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| LMArena Non-English | 1042 | — |
| LMArena Chinese | 1077 | — |
Instruction Following Not comparable
Qwen-14B: 52.6 (#284), Qwen3.5 Plus: —
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| LMArena Instruction Following | 1031 | — |
Long Context Qwen3.5 Plus leads
Qwen-14B: 31.3 (#276), Qwen3.5 Plus: 42.9 (#109)
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |
| LMArena Longer Query | 1029 | — |
Writing & Preference Not comparable
Qwen-14B: 27.8 (#294), Qwen3.5 Plus: —
| Benchmark | Qwen-14B | Qwen3.5 Plus |
|---|---|---|
| LMArena Text | 1051 | — |
| LMArena Creative Writing | 1028 | — |
| LMArena Multi-Turn | 1022 | — |
Frequently asked questions
Is Qwen-14B better than Qwen3.5 Plus?
Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 30.8 on the Noometry Index.
How many benchmarks do Qwen-14B and Qwen3.5 Plus share?
1 benchmark has published results for both models. Qwen-14B has 18 scored results on Noometry and Qwen3.5 Plus has 15.