MiMo-V2.6-Flash vs Muse Spark 1.3: Specs & Benchmark Comparison
MiMo-V2.6-Flash is developed by Xiaomi, while Muse Spark 1.3 comes from Meta. Both were released in September 2026. MiMo-V2.6-Flash has a published size of about 309 billion parameters; Meta has not disclosed the parameter count of Muse Spark 1.3.
The two models share 3 published benchmarks. Muse Spark 1.3 leads on 3 of them. The widest gaps are on DeepSWE 1.1, where Muse Spark 1.3 scores 75.4% against 67.9%; JobBench, where Muse Spark 1.3 scores 64.9% against 61.2%. Averaged across everything we track, MiMo-V2.6-Flash sits at 55.6% and Muse Spark 1.3 at 73.4%.
MiMo-V2.6-Flash is the cheaper API at $0.14 per million input tokens and $0.28 per million output tokens, roughly 9 times cheaper than Muse Spark 1.3 at $1.25 and $4.25. Both accept a context window of about 1M tokens. Both accept text, images, audio, and video as input.
| Characteristic | MiMo-V2.6-Flash | Muse Spark 1.3 |
|---|---|---|
| Company | Xiaomi | Meta |
| Release Date | September 22, 2026 | September 2, 2026 |
| Parameters | 309B | — |
| Multimodal | Yes | Yes |
| Context (input) | 1.0M | 1.0M |
| Context (output) | — | 944K |
| Input Price / 1M | $0.14 | $1.25 |
| Output Price / 1M | $0.28 | $4.25 |
| Average Score | 55.6% | 73.4% |
| Benchmarks | ||
| DeepSWE 1.1 | 67.9% | 75.4% |
| JobBench | 61.2% | 64.9% |
| Terminal-Bench 2.1 | 87.6% | 88.8% |
Visual Benchmark Comparison
Verdict
MiMo-V2.6-Flash leads in 2 out of 4 comparison categories.
Both models show comparable average scores: MiMo-V2.6-Flash — 0.6, Muse Spark 1.3 — 0.7.
MiMo-V2.6-Flash is 13.1x cheaper: input $0.14/1M vs $1.25/1M tokens.
Same context size: 1M tokens.
MiMo-V2.6-Flash is newer: released 9/22/2026 vs 9/2/2026.
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Frequently Asked Questions
Which is better for coding — MiMo-V2.6-Flash or Muse Spark 1.3?
Which model is cheaper — MiMo-V2.6-Flash or Muse Spark 1.3?
Which has a larger context window — MiMo-V2.6-Flash or Muse Spark 1.3?
The MiMo-V2.6-Flash and Muse Spark 1.3 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the MiMo-V2.6-Flash or Muse Spark 1.3 page. See also the complete list of AI model comparisons.