Model comparison
MiMo-V2-Flash vs Yi-1.5-34B
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 30.6 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. MiMo-V2-Flash scores higher in 8 categories and Yi-1.5-34B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where MiMo-V2-Flash leads 39.7 to 14.8.
Side by side
| MiMo-V2-Flash | Yi-1.5-34B | |
|---|---|---|
| Provider | Xiaomi | 01.AI |
| Noometry Index | 41.3 | 30.6 |
| Released | 2025-12-16 | 2024-05-13 |
| Weights | Open | Open |
| Context window | 262K | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.14 | — |
| Output $ / M tokens | $0.28 | — |
| Results tracked | 21 | 21 |
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Category by category
Coding MiMo-V2-Flash leads
MiMo-V2-Flash: 36.1 (#211), Yi-1.5-34B: 32.4 (#272)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Coding | 1443 | 1169 |
| LMArena WebDev | 1330 | — |
| SciCode | 25.9% | — |
| BigCodeBench Instruct | — | 33.9% |
| BigCodeBench Complete | — | 43.8% |
| ALE-Bench | 737.95 | — |
Reasoning MiMo-V2-Flash leads
MiMo-V2-Flash: 24.9 (#157), Yi-1.5-34B: 22.5 (#191)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Hard Prompts | 1420 | 1160 |
| CritPt | 0% | — |
Math MiMo-V2-Flash leads
MiMo-V2-Flash: 38.3 (#139), Yi-1.5-34B: 27.5 (#249)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Math | 1396 | 1182 |
| MATH Level 5 | — | 25.5% |
Knowledge MiMo-V2-Flash leads
MiMo-V2-Flash: 39.7 (#131), Yi-1.5-34B: 14.8 (#295)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Expert | 1425 | 1144 |
| GPQA Diamond | — | 32% |
Multilingual MiMo-V2-Flash leads
MiMo-V2-Flash: 51.0 (#113), Yi-1.5-34B: 32.3 (#256)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Non-English | 1392 | 1121 |
| LMArena Chinese | 1462 | 1213 |
| LMArena French | 1429 | 1156 |
| LMArena German | 1395 | 1111 |
| LMArena Japanese | 1325 | 1021 |
| LMArena Korean | 1358 | 1005 |
| LMArena Russian | 1387 | 1091 |
| LMArena Spanish | 1420 | 1121 |
Instruction Following MiMo-V2-Flash leads
MiMo-V2-Flash: 73.5 (#120), Yi-1.5-34B: 59.2 (#257)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Instruction Following | 1392 | 1139 |
Long Context MiMo-V2-Flash leads
MiMo-V2-Flash: 43.0 (#110), Yi-1.5-34B: 34.6 (#248)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Longer Query | 1409 | 1143 |
Writing & Preference MiMo-V2-Flash leads
MiMo-V2-Flash: 59.7 (#106), Yi-1.5-34B: 37.4 (#257)
| Benchmark | MiMo-V2-Flash | Yi-1.5-34B |
|---|---|---|
| LMArena Text | 1411 | 1173 |
| LMArena Creative Writing | 1375 | 1135 |
| LMArena Multi-Turn | 1404 | 1153 |
Frequently asked questions
Is MiMo-V2-Flash better than Yi-1.5-34B?
MiMo-V2-Flash is the stronger model overall, scoring 41.3 to 30.6 on the Noometry Index.
Is MiMo-V2-Flash or Yi-1.5-34B better for coding?
MiMo-V2-Flash scores higher on coding benchmarks: 36.1 versus 32.4 in the Noometry coding category.
How many benchmarks do MiMo-V2-Flash and Yi-1.5-34B share?
17 benchmarks have published results for both models. MiMo-V2-Flash has 21 scored results on Noometry and Yi-1.5-34B has 21.