Model comparison
MiMo-V2-Flash vs Olmo 3.1 32b Think
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 37.9 on the Noometry Index.
Last verified . 15 shared benchmarks.
Allen Institute for AI (Ai2)Summary
- They share 15 benchmarks with published results for both. MiMo-V2-Flash scores higher in 6 categories and Olmo 3.1 32b Think in 2 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2-Flash leads 59.7 to 46.2.
Side by side
| MiMo-V2-Flash | Olmo 3.1 32b Think | |
|---|---|---|
| Provider | Xiaomi | Allen Institute for AI (Ai2) |
| Noometry Index | 41.3 | 37.9 |
| Released | 2025-12-16 | — |
| Weights | Open | Open |
| Context window | 262K | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.14 | — |
| Output $ / M tokens | $0.28 | — |
| Results tracked | 21 | 15 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Olmo 3.1 32b Think leads
MiMo-V2-Flash: 36.1 (#211), Olmo 3.1 32b Think: 37.7 (#189)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Coding | 1443 | 1291 |
| LMArena WebDev | 1330 | — |
| SciCode | 25.9% | — |
| ALE-Bench | 737.95 | — |
Reasoning Too close to call
MiMo-V2-Flash: 24.9 (#157), Olmo 3.1 32b Think: 25.2 (#150)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Hard Prompts | 1420 | 1272 |
| CritPt | 0% | — |
Math MiMo-V2-Flash leads
MiMo-V2-Flash: 38.3 (#139), Olmo 3.1 32b Think: 36.3 (#168)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Math | 1396 | 1305 |
Knowledge MiMo-V2-Flash leads
MiMo-V2-Flash: 39.7 (#131), Olmo 3.1 32b Think: 35.7 (#181)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Expert | 1425 | 1295 |
Multilingual MiMo-V2-Flash leads
MiMo-V2-Flash: 51.0 (#113), Olmo 3.1 32b Think: 38.1 (#231)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Non-English | 1392 | 1209 |
| LMArena Chinese | 1462 | 1242 |
| LMArena French | 1429 | 1260 |
| LMArena German | 1395 | 1262 |
| LMArena Russian | 1387 | 1193 |
| LMArena Spanish | 1420 | 1289 |
| LMArena Japanese | 1325 | — |
| LMArena Korean | 1358 | — |
Instruction Following MiMo-V2-Flash leads
MiMo-V2-Flash: 73.5 (#120), Olmo 3.1 32b Think: 65.6 (#218)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Instruction Following | 1392 | 1247 |
Long Context MiMo-V2-Flash leads
MiMo-V2-Flash: 43.0 (#110), Olmo 3.1 32b Think: 38.6 (#195)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Longer Query | 1409 | 1272 |
Writing & Preference MiMo-V2-Flash leads
MiMo-V2-Flash: 59.7 (#106), Olmo 3.1 32b Think: 46.2 (#220)
| Benchmark | MiMo-V2-Flash | Olmo 3.1 32b Think |
|---|---|---|
| LMArena Text | 1411 | 1272 |
| LMArena Creative Writing | 1375 | 1226 |
| LMArena Multi-Turn | 1404 | 1252 |
Frequently asked questions
Is MiMo-V2-Flash better than Olmo 3.1 32b Think?
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 37.9 on the Noometry Index.
Is MiMo-V2-Flash or Olmo 3.1 32b Think better for coding?
Olmo 3.1 32b Think scores higher on coding benchmarks: 37.7 versus 36.1 in the Noometry coding category.
How many benchmarks do MiMo-V2-Flash and Olmo 3.1 32b Think share?
15 benchmarks have published results for both models. MiMo-V2-Flash has 21 scored results on Noometry and Olmo 3.1 32b Think has 15.