Model comparison
Molmo 2 8b vs Qwen Plus
Molmo 2 8b is the stronger model overall, scoring 39.1 to 37.1 on the Noometry Index.
Last verified . 4 shared benchmarks.
Allen Institute for AI (Ai2)
Alibaba (Qwen)Summary
- They share 4 benchmarks with published results for both. Molmo 2 8b scores higher in 0 categories and Qwen Plus in 4 categories; 4 gaps are clear of the uncertainty.
- Molmo 2 8b has downloadable open weights; the other is API-only.
Side by side
| Molmo 2 8b | Qwen Plus | |
|---|---|---|
| Provider | Allen Institute for AI (Ai2) | Alibaba (Qwen) |
| Noometry Index | 39.1 | 37.1 |
| Released | — | 2024-01-25 |
| Weights | Open | Proprietary |
| Context window | — | 1M |
| Max output | — | 33K |
| Input $ / M tokens | — | $0.40 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 5 | 20 |
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Category by category
Coding Not comparable
Molmo 2 8b: —, Qwen Plus: 38.9 (#167)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| LMArena Coding | — | 1328 |
Reasoning Qwen Plus leads
Molmo 2 8b: 25.6 (#146), Qwen Plus: 28.4 (#107)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| LMArena Hard Prompts | 1287 | 1317 |
| Kagi LLM Benchmark | — | 63.3% |
| DTBench | — | 81.1% |
| LMCA | — | 24% |
Math Not comparable
Molmo 2 8b: —, Qwen Plus: 23.3 (#271)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 17.8% |
| LMArena Math | — | 1326 |
| MATH Level 5 | — | 65.3% |
| FrontierMath (Feb 2025 set) | — | 1.7% |
Knowledge Not comparable
Molmo 2 8b: —, Qwen Plus: 27.4 (#251)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| GPQA Diamond | — | 48.1% |
| LMArena Expert | — | 1328 |
Multimodal Not comparable
Molmo 2 8b: 30.2 (#112), Qwen Plus: —
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| LMArena Vision | 1081 | — |
Multilingual Qwen Plus leads
Molmo 2 8b: 42.7 (#190), Qwen Plus: 45.1 (#175)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| LMArena Non-English | 1276 | 1310 |
| LMArena Chinese | — | 1347 |
| LMArena Japanese | — | 1251 |
| LMArena Russian | — | 1323 |
Instruction Following Qwen Plus leads
Molmo 2 8b: 67.0 (#201), Qwen Plus: 68.8 (#181)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| LMArena Instruction Following | 1270 | 1303 |
Long Context Not comparable
Molmo 2 8b: —, Qwen Plus: 40.3 (#158)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| LMArena Longer Query | — | 1324 |
Writing & Preference Qwen Plus leads
Molmo 2 8b: 49.4 (#191), Qwen Plus: 52.2 (#176)
| Benchmark | Molmo 2 8b | Qwen Plus |
|---|---|---|
| LMArena Text | 1288 | 1326 |
| LMArena Creative Writing | — | 1293 |
| LMArena Multi-Turn | — | 1336 |
Frequently asked questions
Is Molmo 2 8b better than Qwen Plus?
Molmo 2 8b is the stronger model overall, scoring 39.1 to 37.1 on the Noometry Index.
How many benchmarks do Molmo 2 8b and Qwen Plus share?
4 benchmarks have published results for both models. Molmo 2 8b has 5 scored results on Noometry and Qwen Plus has 20.