Model comparison
Gemma 2B vs MiMo-V2.5
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 29.6 on the Noometry Index.
Last verified . 11 shared benchmarks.
GoogleSummary
- They share 11 benchmarks with published results for both. Gemma 2B scores higher in 0 categories and MiMo-V2.5 in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2.5 leads 61.6 to 24.0.
Side by side
| Gemma 2B | MiMo-V2.5 | |
|---|---|---|
| Provider | Xiaomi | |
| Noometry Index | 29.6 | 43.4 |
| Released | 2024-02-21 | 2026-04-22 |
| Weights | Open | Open |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.14 |
| Output $ / M tokens | — | $0.28 |
| Results tracked | 23 | 23 |
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Category by category
Coding MiMo-V2.5 leads
Gemma 2B: 29.4 (#305), MiMo-V2.5: 43.9 (#81)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Coding | 1010 | 1469 |
| LMArena WebDev | — | 1438 |
| SciCode | — | 43.1% |
| ALE-Bench | — | 513.95 |
| HumanEval+ | 20.7% | — |
| MBPP+ | 34.1% | — |
Reasoning MiMo-V2.5 leads
Gemma 2B: 18.8 (#275), MiMo-V2.5: 28.6 (#101)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Hard Prompts | 989 | 1450 |
| CritPt | — | 3.7% |
| BIG-Bench Hard | 35.2% | — |
| Epoch Capabilities Index | 94.2 | — |
| HellaSwag | 71.4% | — |
| PIQA | 77.3% | — |
| WinoGrande | 65.4% | — |
Math MiMo-V2.5 leads
Gemma 2B: 30.0 (#239), MiMo-V2.5: 36.8 (#163)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1009 | 1436 |
| ProofBench | — | 16% |
| GSM8K | 17.7% | — |
Knowledge Not comparable
Gemma 2B: —, MiMo-V2.5: 40.8 (#115)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | — | 1460 |
| ARC (AI2) Challenge | 42.1% | — |
| BoolQ | 69.4% | — |
| MMLU | 42.3% | — |
| TriviaQA | 53.2% | — |
Multimodal Not comparable
Gemma 2B: —, MiMo-V2.5: 39.8 (#54)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | — | 1247 |
Multilingual MiMo-V2.5 leads
Gemma 2B: 23.0 (#294), MiMo-V2.5: 51.9 (#99)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 958 | 1404 |
| LMArena Chinese | 986 | 1468 |
| LMArena Russian | 937 | 1395 |
| LMArena French | — | 1447 |
| LMArena German | — | 1421 |
| LMArena Japanese | — | 1306 |
| LMArena Korean | — | 1363 |
| LMArena Spanish | — | 1416 |
Instruction Following MiMo-V2.5 leads
Gemma 2B: 48.5 (#302), MiMo-V2.5: 75.5 (#60)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 970 | 1434 |
Long Context MiMo-V2.5 leads
Gemma 2B: 29.9 (#291), MiMo-V2.5: 44.2 (#73)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 981 | 1445 |
Writing & Preference MiMo-V2.5 leads
Gemma 2B: 24.0 (#308), MiMo-V2.5: 61.6 (#86)
| Benchmark | Gemma 2B | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1002 | 1428 |
| LMArena Creative Writing | 987 | 1393 |
| LMArena Multi-Turn | 945 | 1445 |
Frequently asked questions
Is Gemma 2B better than MiMo-V2.5?
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 29.6 on the Noometry Index.
Is Gemma 2B or MiMo-V2.5 better for coding?
MiMo-V2.5 scores higher on coding benchmarks: 43.9 versus 29.4 in the Noometry coding category.
How many benchmarks do Gemma 2B and MiMo-V2.5 share?
11 benchmarks have published results for both models. Gemma 2B has 23 scored results on Noometry and MiMo-V2.5 has 23.