Model comparison
Granite 3.1 2b Instruct vs Qwen3.5 Plus
Qwen3.5 Plus is the stronger model overall, scoring 42.9 to 33.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in math, where Qwen3.5 Plus leads 49.6 to 33.1.
- Granite 3.1 2b Instruct has downloadable open weights; the other is API-only.
Side by side
| Granite 3.1 2b Instruct | Qwen3.5 Plus | |
|---|---|---|
| Provider | IBM | Alibaba (Qwen) |
| Noometry Index | 33.2 | 42.9 |
| Released | — | 2026-02-16 |
| Weights | Open | Proprietary |
| Context window | — | 1M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $2.40 |
| Results tracked | 12 | 15 |
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Category by category
Coding Not comparable
Granite 3.1 2b Instruct: 33.4 (#257), Qwen3.5 Plus: —
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| LMArena Coding | 1149 | — |
| ALE-Bench | — | 621.92 |
Agentic & Tool Use Not comparable
Granite 3.1 2b Instruct: —, Qwen3.5 Plus: —
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| Vending-Bench 2 | — | 0.54 |
Reasoning Qwen3.5 Plus leads
Granite 3.1 2b Instruct: 22.0 (#209), Qwen3.5 Plus: 32.8 (#74)
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| Chess Puzzles | — | 22% |
| LMArena Hard Prompts | 1138 | — |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 80.5% |
| LMCA | — | 36.4% |
| Epoch Capabilities Index | — | 146.78 |
Math Qwen3.5 Plus leads
Granite 3.1 2b Instruct: 33.1 (#206), Qwen3.5 Plus: 49.6 (#61)
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 86.7% |
| LMArena Math | 1159 | — |
| FrontierMath (Feb 2025 set) | — | 21% |
| FrontierMath Tier 4 (v1) | — | 2.1% |
Knowledge Qwen3.5 Plus leads
Granite 3.1 2b Instruct: 30.8 (#224), Qwen3.5 Plus: 46.0 (#83)
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| GPQA Diamond | — | 84.8% |
| SimpleQA Verified | — | 25.4% |
| Vectara Hallucination Rate | — | 10.7% |
| LMArena Expert | 1131 | — |
Multilingual Not comparable
Granite 3.1 2b Instruct: 29.1 (#269), Qwen3.5 Plus: —
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| LMArena Non-English | 1068 | — |
| LMArena Chinese | 1139 | — |
| LMArena Russian | 1063 | — |
Instruction Following Not comparable
Granite 3.1 2b Instruct: 57.7 (#264), Qwen3.5 Plus: —
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| LMArena Instruction Following | 1116 | — |
Long Context Qwen3.5 Plus leads
Granite 3.1 2b Instruct: 35.0 (#244), Qwen3.5 Plus: 43.0 (#113)
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |
| LMArena Longer Query | 1155 | — |
Writing & Preference Not comparable
Granite 3.1 2b Instruct: 34.1 (#274), Qwen3.5 Plus: —
| Benchmark | Granite 3.1 2b Instruct | Qwen3.5 Plus |
|---|---|---|
| LMArena Text | 1127 | — |
| LMArena Creative Writing | 1116 | — |
| LMArena Multi-Turn | 1099 | — |
Frequently asked questions
Is Granite 3.1 2b Instruct better than Qwen3.5 Plus?
Qwen3.5 Plus is the stronger model overall, scoring 42.9 to 33.2 on the Noometry Index.
How many benchmarks do Granite 3.1 2b Instruct and Qwen3.5 Plus share?
0 benchmarks have published results for both models. Granite 3.1 2b Instruct has 12 scored results on Noometry and Qwen3.5 Plus has 15.