Head-to-head comparison across 3benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
MiMo-V2.5
74
Muse Spark
83
Pick Muse Spark if you want the stronger benchmark profile. MiMo-V2.5 only becomes the better choice if agentic is the priority or you need the larger 1M context window.
Agentic
+6.8 difference
Coding
+5.6 difference
Multimodal
+2.5 difference
MiMo-V2.5
Muse Spark
$0.4 / $2
N/A
N/A
N/A
N/A
N/A
1M
262K
Pick Muse Spark if you want the stronger benchmark profile. MiMo-V2.5 only becomes the better choice if agentic is the priority or you need the larger 1M context window.
Muse Spark is clearly ahead on the provisional aggregate, 83 to 74. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Muse Spark's sharpest advantage is in coding, where it averages 61.7 against 56.1. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 65.8% to 59%. MiMo-V2.5 does hit back in agentic, so the answer changes if that is the part of the workload you care about most.
MiMo-V2.5 gives you the larger context window at 1M, compared with 262K for Muse Spark.
Muse Spark is ahead on BenchLM's provisional leaderboard, 83 to 74. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 65.8% and 59%.
Muse Spark has the edge for coding in this comparison, averaging 61.7 versus 56.1. Inside this category, SWE-bench Pro is the benchmark that creates the most daylight between them.
MiMo-V2.5 has the edge for agentic tasks in this comparison, averaging 65.8 versus 59. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Muse Spark has the edge for multimodal and grounded tasks in this comparison, averaging 80.4 versus 77.9. Inside this category, CharXiv is the benchmark that creates the most daylight between them.
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