Model comparison
MiMo-V2-Omni vs Molmo 2 8b
MiMo-V2-Omni is the stronger model overall, scoring 43.6 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-Omni scores higher in 5 categories and Molmo 2 8b in 0 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2-Omni leads 61.4 to 49.4.
- Molmo 2 8b has downloadable open weights; the other is API-only.
Side by side
| MiMo-V2-Omni | Molmo 2 8b | |
|---|---|---|
| Provider | Xiaomi | Allen Institute for AI (Ai2) |
| Noometry Index | 43.6 | 39.1 |
| Released | 2026-03-18 | — |
| Weights | Proprietary | Open |
| Context window | 262K | — |
| Max output | 131K | — |
| Input $ / M tokens | $0.14 | — |
| Output $ / M tokens | $0.28 | — |
| Results tracked | 18 | 5 |
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Category by category
Coding Not comparable
MiMo-V2-Omni: 43.3 (#89), Molmo 2 8b: —
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Coding | 1466 | — |
Reasoning MiMo-V2-Omni leads
MiMo-V2-Omni: 29.7 (#88), Molmo 2 8b: 25.6 (#146)
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Hard Prompts | 1445 | 1287 |
Math Not comparable
MiMo-V2-Omni: 39.1 (#115), Molmo 2 8b: —
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Math | 1430 | — |
Knowledge Not comparable
MiMo-V2-Omni: 40.5 (#118), Molmo 2 8b: —
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Expert | 1449 | — |
Multimodal MiMo-V2-Omni leads
MiMo-V2-Omni: 38.6 (#63), Molmo 2 8b: 30.2 (#112)
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Vision | 1228 | 1081 |
Multilingual MiMo-V2-Omni leads
MiMo-V2-Omni: 51.8 (#102), Molmo 2 8b: 42.7 (#190)
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Non-English | 1404 | 1276 |
| LMArena Chinese | 1465 | — |
| LMArena French | 1447 | — |
| LMArena German | 1399 | — |
| LMArena Japanese | 1317 | — |
| LMArena Korean | 1355 | — |
| LMArena Russian | 1412 | — |
| LMArena Spanish | 1434 | — |
Instruction Following MiMo-V2-Omni leads
MiMo-V2-Omni: 75.2 (#66), Molmo 2 8b: 67.0 (#201)
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Instruction Following | 1428 | 1270 |
Long Context Not comparable
MiMo-V2-Omni: 44.1 (#76), Molmo 2 8b: —
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Longer Query | 1442 | — |
Writing & Preference MiMo-V2-Omni leads
MiMo-V2-Omni: 61.4 (#87), Molmo 2 8b: 49.4 (#191)
| Benchmark | MiMo-V2-Omni | Molmo 2 8b |
|---|---|---|
| LMArena Text | 1423 | 1288 |
| LMArena Creative Writing | 1392 | — |
| LMArena Multi-Turn | 1445 | — |
Frequently asked questions
Is MiMo-V2-Omni better than Molmo 2 8b?
MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 39.1 on the Noometry Index.
How many benchmarks do MiMo-V2-Omni and Molmo 2 8b share?
5 benchmarks have published results for both models. MiMo-V2-Omni has 18 scored results on Noometry and Molmo 2 8b has 5.