Model comparison
MiMo-V2.6-Pro vs Muse Spark 1.2
MiMo-V2.6-Pro and Muse Spark 1.2 score almost the same on the Noometry Index (50.3 vs 50.3), so choose on price, context window or the category you care about most.
Last verified . 18 shared benchmarks.
MetaSummary
- They share 18 benchmarks with published results for both. MiMo-V2.6-Pro scores higher in 5 categories and Muse Spark 1.2 in 5 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Muse Spark 1.2 leads 54.1 to 43.5.
- The biggest single-benchmark swing is ProofBench: 70% for MiMo-V2.6-Pro and 43% for Muse Spark 1.2.
- MiMo-V2.6-Pro is cheaper at $0.43 / $0.87 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.2.
- MiMo-V2.6-Pro has downloadable open weights; the other is API-only.
Side by side
| MiMo-V2.6-Pro | Muse Spark 1.2 | |
|---|---|---|
| Provider | Xiaomi | Meta |
| Noometry Index | 50.3 | 50.3 |
| Released | 2026-09-21 | 2026-08-05 |
| Weights | Open | Proprietary |
| Context window | 1.05M | 1.05M |
| Max output | 131K | 131K |
| Input $ / M tokens | $0.43 | $1.25 |
| Output $ / M tokens | $0.87 | $4.25 |
| Results tracked | 19 | 31 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 55.5 (#23), Muse Spark 1.2: 49.2 (#51)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| LMArena WebDev | 1629 | 1533 |
| SciCode | 60.9% | 56.4% |
| LMArena Coding | 1534 | 1495 |
| DeepSWE | — | 54.9% |
| FrontierSWE | — | 12% |
| WeirdML | — | 60.3% |
| ALE-Bench | 1,158 | — |
Agentic & Tool Use MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 37.5 (#35), Muse Spark 1.2: 29.4 (#87)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| APEX-Agents | 59.5% | 36.4% |
| GDP.pdf | — | 16% |
Reasoning Muse Spark 1.2 leads
MiMo-V2.6-Pro: 43.1 (#50), Muse Spark 1.2: 51.3 (#34)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| CritPt | 26.6% | 17.7% |
| LMArena Hard Prompts | 1512 | 1486 |
| SimpleBench | — | 74.5% |
| NYT Connections (extended) | — | 79.2% |
| DTBench | — | 94.7% |
| LMCA | — | 48.4% |
| Epoch Capabilities Index | — | 154.87 |
Math MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 54.5 (#45), Muse Spark 1.2: 46.4 (#70)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| ProofBench | 70% | 43% |
| LMArena Math | 1494 | 1471 |
Knowledge Muse Spark 1.2 leads
MiMo-V2.6-Pro: 43.5 (#92), Muse Spark 1.2: 54.1 (#53)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| LMArena Expert | 1543 | 1480 |
| SimpleQA Verified | — | 60.3% |
Multimodal Muse Spark 1.2 leads
MiMo-V2.6-Pro: 40.8 (#43), Muse Spark 1.2: 43.4 (#25)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| LMArena Vision | 1264 | 1305 |
Multilingual Too close to call
MiMo-V2.6-Pro: 56.9 (#14), Muse Spark 1.2: 57.1 (#11)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| LMArena Non-English | 1474 | 1478 |
| LMArena Chinese | 1529 | 1511 |
| LMArena Russian | 1480 | 1487 |
| LMArena French | — | 1513 |
| LMArena Spanish | — | 1498 |
Instruction Following MiMo-V2.6-Pro leads
MiMo-V2.6-Pro: 78.2 (#12), Muse Spark 1.2: 76.7 (#36)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| LMArena Instruction Following | 1493 | 1461 |
Long Context Too close to call
MiMo-V2.6-Pro: 46.0 (#27), Muse Spark 1.2: 45.2 (#48)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| LMArena Longer Query | 1501 | 1475 |
Writing & Preference Muse Spark 1.2 leads
MiMo-V2.6-Pro: 66.8 (#33), Muse Spark 1.2: 72.3 (#14)
| Benchmark | MiMo-V2.6-Pro | Muse Spark 1.2 |
|---|---|---|
| LMArena Text | 1492 | 1482 |
| LMArena Creative Writing | 1468 | 1449 |
| LMArena Multi-Turn | 1464 | 1494 |
| EQ-Bench Creative Writing | — | 1840 |
Frequently asked questions
Is MiMo-V2.6-Pro better than Muse Spark 1.2?
MiMo-V2.6-Pro and Muse Spark 1.2 score almost the same on the Noometry Index (50.3 vs 50.3), so choose on price, context window or the category you care about most.
Which is cheaper, MiMo-V2.6-Pro or Muse Spark 1.2?
MiMo-V2.6-Pro is cheaper. It lists at $0.43 per million input tokens and $0.87 per million output tokens; Muse Spark 1.2 lists at $1.25 and $4.25.
Is MiMo-V2.6-Pro or Muse Spark 1.2 better for coding?
MiMo-V2.6-Pro scores higher on coding benchmarks: 55.5 versus 49.2 in the Noometry coding category.
Which has the bigger context window?
Both accept 1.05M tokens.
How many benchmarks do MiMo-V2.6-Pro and Muse Spark 1.2 share?
18 benchmarks have published results for both models. MiMo-V2.6-Pro has 19 scored results on Noometry and Muse Spark 1.2 has 31.