Model comparison
MiMo-V2.6-Flash vs Muse Spark 1.1
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 44.4 on the Noometry Index. MiMo-V2.6-Flash costs 11× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.
Last verified . 13 shared benchmarks.
MetaSummary
- They share 13 benchmarks with published results for both. MiMo-V2.6-Flash scores higher in 2 categories and Muse Spark 1.1 in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.1 leads 45.9 to 29.6.
- MiMo-V2.6-Flash is cheaper at $0.14 / $0.28 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.1.
- MiMo-V2.6-Flash has downloadable open weights; the other is API-only.
Side by side
| MiMo-V2.6-Flash | Muse Spark 1.1 | |
|---|---|---|
| Provider | Xiaomi | Meta |
| Noometry Index | 44.4 | 49.9 |
| Released | 2026-09-22 | 2026-04-08 |
| Weights | Open | Proprietary |
| Context window | 1.05M | 1.05M |
| Max output | 131K | 131K |
| Input $ / M tokens | $0.14 | $1.25 |
| Output $ / M tokens | $0.28 | $4.25 |
| Results tracked | 13 | 36 |
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Category by category
Coding Muse Spark 1.1 leads
MiMo-V2.6-Flash: 44.3 (#68), Muse Spark 1.1: 50.8 (#38)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Coding | 1516 | 1497 |
| DeepSWE | — | 53.3% |
| LMArena WebDev | — | 1542 |
| SciCode | — | 58.8% |
Agentic & Tool Use Not comparable
MiMo-V2.6-Flash: —, Muse Spark 1.1: 33.9 (#45)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| τ²-bench Banking | — | 40.5% |
| GBAEval | — | 7.9% |
| GDP.pdf | — | 15% |
| Vending-Bench 2 | — | 6,520 |
Reasoning Muse Spark 1.1 leads
MiMo-V2.6-Flash: 29.6 (#82), Muse Spark 1.1: 45.9 (#41)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Hard Prompts | 1481 | 1486 |
| NYT Connections (extended) | — | 84.9% |
| CritPt | — | 15.1% |
| DTBench | — | 94.4% |
| LMCA | — | 49.9% |
| Surface Evolver Bench | — | 52.5% |
| Epoch Capabilities Index | — | 154.32 |
Math Muse Spark 1.1 leads
MiMo-V2.6-Flash: 37.4 (#97), Muse Spark 1.1: 44.0 (#67)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Math | 1477 | 1477 |
| ProofBench | — | 39% |
Knowledge Muse Spark 1.1 leads
MiMo-V2.6-Flash: 42.0 (#91), Muse Spark 1.1: 52.8 (#55)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Expert | 1516 | 1480 |
| SimpleQA Verified | — | 57.8% |
Multimodal Muse Spark 1.1 leads
MiMo-V2.6-Flash: 40.2 (#39), Muse Spark 1.1: 41.9 (#28)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Vision | 1266 | 1292 |
| LMArena Document | — | 1465 |
Multilingual Muse Spark 1.1 leads
MiMo-V2.6-Flash: 54.6 (#41), Muse Spark 1.1: 56.8 (#16)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Non-English | 1439 | 1471 |
| LMArena Chinese | 1501 | 1518 |
| LMArena Russian | 1424 | 1482 |
| LMArena French | — | 1494 |
| LMArena German | — | 1466 |
| LMArena Japanese | — | 1445 |
| LMArena Korean | — | 1459 |
| LMArena Spanish | — | 1471 |
Instruction Following Too close to call
MiMo-V2.6-Flash: 77.0 (#33), Muse Spark 1.1: 76.8 (#36)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Instruction Following | 1463 | 1457 |
Long Context Too close to call
MiMo-V2.6-Flash: 44.8 (#52), Muse Spark 1.1: 44.8 (#55)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Longer Query | 1465 | 1463 |
Writing & Preference Muse Spark 1.1 leads
MiMo-V2.6-Flash: 63.9 (#61), Muse Spark 1.1: 73.6 (#11)
| Benchmark | MiMo-V2.6-Flash | Muse Spark 1.1 |
|---|---|---|
| LMArena Text | 1459 | 1479 |
| LMArena Creative Writing | 1408 | 1440 |
| LMArena Multi-Turn | 1460 | 1484 |
| EQ-Bench Creative Writing | — | 1927 |
| EQ-Bench 4 | — | 1260 |
Frequently asked questions
Is MiMo-V2.6-Flash better than Muse Spark 1.1?
Muse Spark 1.1 is the stronger model overall, scoring 49.9 to 44.4 on the Noometry Index. MiMo-V2.6-Flash costs 11× less per token, which makes it the better buy when Muse Spark 1.1's lead doesn't matter for your workload.
Which is cheaper, MiMo-V2.6-Flash or Muse Spark 1.1?
MiMo-V2.6-Flash is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; Muse Spark 1.1 lists at $1.25 and $4.25.
Is MiMo-V2.6-Flash or Muse Spark 1.1 better for coding?
Muse Spark 1.1 scores higher on coding benchmarks: 50.8 versus 44.3 in the Noometry coding category.
Which has the bigger context window?
Both accept 1.05M tokens.
How many benchmarks do MiMo-V2.6-Flash and Muse Spark 1.1 share?
13 benchmarks have published results for both models. MiMo-V2.6-Flash has 13 scored results on Noometry and Muse Spark 1.1 has 36.