Model comparison
MiMo-V2.6-Pro vs Molmo 2 8b
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 39.1 on the Noometry Index.
Last verified . 5 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 5 benchmarks with published results for both. MiMo-V2.6-Pro scores higher in 5 categories and Molmo 2 8b in 0 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2.6-Pro leads 43.1 to 25.6.
Side by side
| MiMo-V2.6-Pro | Molmo 2 8b | |
|---|---|---|
| Provider | Xiaomi | Allen Institute for AI (Ai2) |
| Noometry Index | 50.3 | 39.1 |
| Released | 2026-09-21 | — |
| Weights | Open | Open |
| Context window | 1.05M | — |
| Max output | 131K | — |
| Input $ / M tokens | $0.43 | — |
| Output $ / M tokens | $0.87 | — |
| Results tracked | 19 | 5 |
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Category by category
Coding Not comparable
MiMo-V2.6-Pro: 55.5 (#23), Molmo 2 8b: —
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena WebDev | 1629 | — |
| SciCode | 60.9% | — |
| LMArena Coding | 1534 | — |
| ALE-Bench | 1,158 | — |
Agentic & Tool Use Not comparable
MiMo-V2.6-Pro: 37.5 (#35), Molmo 2 8b: —
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| APEX-Agents | 59.5% | — |
Reasoning MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 43.1 (#50), Molmo 2 8b: 25.6 (#146)
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena Hard Prompts | 1512 | 1287 |
| CritPt | 26.6% | — |
Math Not comparable
MiMo-V2.6-Pro: 54.5 (#45), Molmo 2 8b: —
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| ProofBench | 70% | — |
| LMArena Math | 1494 | — |
Knowledge Not comparable
MiMo-V2.6-Pro: 43.5 (#92), Molmo 2 8b: —
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena Expert | 1543 | — |
Multimodal MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 40.8 (#43), Molmo 2 8b: 30.2 (#112)
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena Vision | 1264 | 1081 |
Multilingual MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 56.9 (#14), Molmo 2 8b: 42.7 (#190)
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena Non-English | 1474 | 1276 |
| LMArena Chinese | 1529 | — |
| LMArena Russian | 1480 | — |
Instruction Following MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 78.2 (#12), Molmo 2 8b: 67.0 (#201)
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena Instruction Following | 1493 | 1270 |
Long Context Not comparable
MiMo-V2.6-Pro: 46.0 (#27), Molmo 2 8b: —
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena Longer Query | 1501 | — |
Writing & Preference MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 66.8 (#33), Molmo 2 8b: 49.4 (#191)
| Benchmark | MiMo-V2.6-Pro | Molmo 2 8b |
|---|---|---|
| LMArena Text | 1492 | 1288 |
| LMArena Creative Writing | 1468 | — |
| LMArena Multi-Turn | 1464 | — |
Frequently asked questions
Is MiMo-V2.6-Pro better than Molmo 2 8b?
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 39.1 on the Noometry Index.
How many benchmarks do MiMo-V2.6-Pro and Molmo 2 8b share?
5 benchmarks have published results for both models. MiMo-V2.6-Pro has 19 scored results on Noometry and Molmo 2 8b has 5.