Model comparison
MiMo-V2-Omni vs Olmo 2 0325 32b Instruct
MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 32.7 on the Noometry Index.
Last verified . 11 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 11 benchmarks with published results for both. MiMo-V2-Omni scores higher in 8 categories and Olmo 2 0325 32b Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where MiMo-V2-Omni leads 40.5 to 19.5.
- Olmo 2 0325 32b Instruct has downloadable open weights; the other is API-only.
Side by side
| MiMo-V2-Omni | Olmo 2 0325 32b Instruct | |
|---|---|---|
| Provider | Xiaomi | Allen Institute for AI (Ai2) |
| Noometry Index | 43.6 | 32.7 |
| 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 | 16 |
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Category by category
Coding MiMo-V2-Omni leads
MiMo-V2-Omni: 43.3 (#89), Olmo 2 0325 32b Instruct: 35.2 (#227)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Coding | 1466 | 1210 |
Reasoning MiMo-V2-Omni leads
MiMo-V2-Omni: 29.7 (#88), Olmo 2 0325 32b Instruct: 23.6 (#175)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Hard Prompts | 1445 | 1208 |
Math MiMo-V2-Omni leads
MiMo-V2-Omni: 39.1 (#115), Olmo 2 0325 32b Instruct: 26.8 (#255)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Math | 1430 | 1208 |
| Omni-MATH | — | 16.1% |
Knowledge MiMo-V2-Omni leads
MiMo-V2-Omni: 40.5 (#118), Olmo 2 0325 32b Instruct: 19.5 (#279)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| MMLU-Pro | — | 41.4% |
| GPQA (HELM) | — | 28.7% |
| LMArena Expert | 1449 | — |
Multimodal Not comparable
MiMo-V2-Omni: 38.6 (#63), Olmo 2 0325 32b Instruct: —
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Vision | 1228 | — |
Multilingual MiMo-V2-Omni leads
MiMo-V2-Omni: 51.8 (#102), Olmo 2 0325 32b Instruct: 34.8 (#248)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Non-English | 1404 | 1160 |
| LMArena Chinese | 1465 | 1192 |
| LMArena Russian | 1412 | 1187 |
| LMArena French | 1447 | — |
| LMArena German | 1399 | — |
| LMArena Japanese | 1317 | — |
| LMArena Korean | 1355 | — |
| LMArena Spanish | 1434 | — |
Instruction Following MiMo-V2-Omni leads
MiMo-V2-Omni: 75.2 (#66), Olmo 2 0325 32b Instruct: 61.5 (#244)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Instruction Following | 1428 | 1186 |
| IFEval | — | 78% |
Long Context MiMo-V2-Omni leads
MiMo-V2-Omni: 44.1 (#76), Olmo 2 0325 32b Instruct: 36.2 (#234)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Longer Query | 1442 | 1194 |
Writing & Preference MiMo-V2-Omni leads
MiMo-V2-Omni: 61.4 (#87), Olmo 2 0325 32b Instruct: 42.1 (#236)
| Benchmark | MiMo-V2-Omni | Olmo 2 0325 32b Instruct |
|---|---|---|
| LMArena Text | 1423 | 1218 |
| LMArena Creative Writing | 1392 | 1199 |
| LMArena Multi-Turn | 1445 | 1221 |
| WildBench | — | 73.4% |
Frequently asked questions
Is MiMo-V2-Omni better than Olmo 2 0325 32b Instruct?
MiMo-V2-Omni is the stronger model overall, scoring 43.6 to 32.7 on the Noometry Index.
Is MiMo-V2-Omni or Olmo 2 0325 32b Instruct better for coding?
MiMo-V2-Omni scores higher on coding benchmarks: 43.3 versus 35.2 in the Noometry coding category.
How many benchmarks do MiMo-V2-Omni and Olmo 2 0325 32b Instruct share?
11 benchmarks have published results for both models. MiMo-V2-Omni has 18 scored results on Noometry and Olmo 2 0325 32b Instruct has 16.