Model comparison
Gemma 2 9B vs MiMo-V2.5
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 25.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
GoogleSummary
- They share 17 benchmarks with published results for both. Gemma 2 9B scores higher in 0 categories and MiMo-V2.5 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where MiMo-V2.5 leads 40.8 to 9.7.
Side by side
| Gemma 2 9B | MiMo-V2.5 | |
|---|---|---|
| Provider | Xiaomi | |
| Noometry Index | 25.9 | 43.4 |
| Released | 2024-06-24 | 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 | 35 | 23 |
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Category by category
Coding MiMo-V2.5 leads
Gemma 2 9B: 29.4 (#304), MiMo-V2.5: 43.9 (#81)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Coding | 1173 | 1469 |
| LMArena WebDev | — | 1438 |
| SciCode | — | 43.1% |
| BigCodeBench Instruct | 34.7% | — |
| LiveBench Coding | 22.5% | — |
| BigCodeBench Complete | 40.6% | — |
| ALE-Bench | — | 513.95 |
Reasoning MiMo-V2.5 leads
Gemma 2 9B: 15.9 (#309), MiMo-V2.5: 28.6 (#101)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Hard Prompts | 1171 | 1450 |
| CritPt | — | 3.7% |
| LiveBench Reasoning | 15.2% | — |
| LiveBench Data Analysis | 36.4% | — |
| Epoch Capabilities Index | 119.83 | — |
| LiveBench | 28.7% | — |
| PIQA | 83.7% | — |
Math MiMo-V2.5 leads
Gemma 2 9B: 9.9 (#318), MiMo-V2.5: 36.8 (#163)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1183 | 1436 |
| OTIS Mock AIME 2024-2025 | 0.6% | — |
| ProofBench | — | 16% |
| LiveBench Math | 19.8% | — |
| MATH Level 5 | 21% | — |
| GSM8K | 84.9% | — |
Knowledge MiMo-V2.5 leads
Gemma 2 9B: 9.7 (#305), MiMo-V2.5: 40.8 (#115)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | 1147 | 1460 |
| GPQA Diamond | 27.5% | — |
| BoolQ | 85.7% | — |
| MMLU | 72.1% | — |
Multimodal Not comparable
Gemma 2 9B: —, MiMo-V2.5: 39.8 (#54)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | — | 1247 |
Multilingual MiMo-V2.5 leads
Gemma 2 9B: 36.6 (#238), MiMo-V2.5: 51.9 (#99)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 1188 | 1404 |
| LMArena Chinese | 1185 | 1468 |
| LMArena French | 1190 | 1447 |
| LMArena German | 1186 | 1421 |
| LMArena Japanese | 1144 | 1306 |
| LMArena Korean | 1137 | 1363 |
| LMArena Russian | 1200 | 1395 |
| LMArena Spanish | 1200 | 1416 |
Instruction Following MiMo-V2.5 leads
Gemma 2 9B: 57.6 (#269), MiMo-V2.5: 75.5 (#60)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 1178 | 1434 |
| LiveBench Instruction Following | 52.6% | — |
Long Context MiMo-V2.5 leads
Gemma 2 9B: 36.3 (#233), MiMo-V2.5: 44.2 (#73)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 1197 | 1445 |
Writing & Preference MiMo-V2.5 leads
Gemma 2 9B: 32.1 (#281), MiMo-V2.5: 61.6 (#86)
| Benchmark | Gemma 2 9B | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1207 | 1428 |
| LMArena Creative Writing | 1206 | 1393 |
| LMArena Multi-Turn | 1193 | 1445 |
| EQ-Bench Creative Writing | 841 | — |
| LiveBench Language | 25.5% | — |
Frequently asked questions
Is Gemma 2 9B better than MiMo-V2.5?
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 25.9 on the Noometry Index.
Is Gemma 2 9B 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 2 9B and MiMo-V2.5 share?
17 benchmarks have published results for both models. Gemma 2 9B has 35 scored results on Noometry and MiMo-V2.5 has 23.