Model comparison
Claude 3 Sonnet vs MiMo-V2.5
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 29.0 on the Noometry Index.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Claude 3 Sonnet scores higher in 0 categories and MiMo-V2.5 in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where MiMo-V2.5 leads 36.8 to 10.7.
- MiMo-V2.5 has downloadable open weights; the other is API-only.
Side by side
| Claude 3 Sonnet | MiMo-V2.5 | |
|---|---|---|
| Provider | Anthropic | Xiaomi |
| Noometry Index | 29.0 | 43.4 |
| Released | 2024-02-29 | 2026-04-22 |
| Weights | Proprietary | Open |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.14 |
| Output $ / M tokens | — | $0.28 |
| Results tracked | 30 | 23 |
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Category by category
Coding MiMo-V2.5 leads
Claude 3 Sonnet: 29.6 (#302), MiMo-V2.5: 43.9 (#81)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Coding | 1223 | 1469 |
| LMArena WebDev | — | 1438 |
| SciCode | — | 43.1% |
| WeirdML | 10.2% | — |
| BigCodeBench Instruct | 42.7% | — |
| BigCodeBench Complete | 53.8% | — |
| ALE-Bench | — | 513.95 |
| HumanEval+ | 64% | — |
| MBPP+ | 69.3% | — |
Reasoning MiMo-V2.5 leads
Claude 3 Sonnet: 20.5 (#237), MiMo-V2.5: 28.6 (#101)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Hard Prompts | 1197 | 1450 |
| CritPt | — | 3.7% |
| DTBench | 53.6% | — |
| Epoch Capabilities Index | 120.7 | — |
| WinoGrande | 75.1% | — |
Math MiMo-V2.5 leads
Claude 3 Sonnet: 10.7 (#310), MiMo-V2.5: 36.8 (#163)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1213 | 1436 |
| OTIS Mock AIME 2024-2025 | 2.5% | — |
| ProofBench | — | 16% |
| MATH Level 5 | 18.2% | — |
Knowledge MiMo-V2.5 leads
Claude 3 Sonnet: 21.1 (#276), MiMo-V2.5: 40.8 (#115)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | 1173 | 1460 |
| GPQA Diamond | 40.6% | — |
| MMLU | 75.9% | — |
Multimodal MiMo-V2.5 leads
Claude 3 Sonnet: 25.2 (#125), MiMo-V2.5: 39.8 (#54)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | 984 | 1247 |
Multilingual MiMo-V2.5 leads
Claude 3 Sonnet: 37.8 (#234), MiMo-V2.5: 51.9 (#99)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 1205 | 1404 |
| LMArena Chinese | 1189 | 1468 |
| LMArena French | 1229 | 1447 |
| LMArena German | 1204 | 1421 |
| LMArena Japanese | 1131 | 1306 |
| LMArena Korean | 1128 | 1363 |
| LMArena Russian | 1227 | 1395 |
| LMArena Spanish | 1204 | 1416 |
Instruction Following MiMo-V2.5 leads
Claude 3 Sonnet: 62.8 (#235), MiMo-V2.5: 75.5 (#60)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 1199 | 1434 |
Long Context MiMo-V2.5 leads
Claude 3 Sonnet: 36.7 (#228), MiMo-V2.5: 44.2 (#73)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 1211 | 1445 |
Writing & Preference MiMo-V2.5 leads
Claude 3 Sonnet: 42.1 (#238), MiMo-V2.5: 61.6 (#86)
| Benchmark | Claude 3 Sonnet | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1218 | 1428 |
| LMArena Creative Writing | 1186 | 1393 |
| LMArena Multi-Turn | 1227 | 1445 |
Frequently asked questions
Is Claude 3 Sonnet better than MiMo-V2.5?
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 29.0 on the Noometry Index.
Is Claude 3 Sonnet or MiMo-V2.5 better for coding?
MiMo-V2.5 scores higher on coding benchmarks: 43.9 versus 29.6 in the Noometry coding category.
How many benchmarks do Claude 3 Sonnet and MiMo-V2.5 share?
18 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and MiMo-V2.5 has 23.