Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Gemma 4 26B A4B
55
MiMo-V2.5-Pro
86
Pick MiMo-V2.5-Pro if you want the stronger benchmark profile. Gemma 4 26B A4B only becomes the better choice if knowledge is the priority.
Knowledge
+1.2 difference
Gemma 4 26B A4B
MiMo-V2.5-Pro
$0 / $0
$null / $null
N/A
N/A
N/A
N/A
256K
1M
Pick MiMo-V2.5-Pro if you want the stronger benchmark profile. Gemma 4 26B A4B only becomes the better choice if knowledge is the priority.
MiMo-V2.5-Pro is clearly ahead on the provisional aggregate, 86 to 55. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
MiMo-V2.5-Pro gives you the larger context window at 1M, compared with 256K for Gemma 4 26B A4B.
MiMo-V2.5-Pro is ahead on BenchLM's provisional leaderboard, 86 to 55. The biggest single separator in this matchup is HLE, where the scores are 17.2% and 48%.
Gemma 4 26B A4B has the edge for knowledge tasks in this comparison, averaging 49.2 versus 48. Inside this category, AA-Omniscience Hallucination Rate is the benchmark that creates the most daylight between them.
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