Head-to-head comparison across 2benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
GPT-5.5
91
MiniCPM5-1B
34
Verified leaderboard positions: GPT-5.5 #5 · MiniCPM5-1B #28
Pick GPT-5.5 if you want the stronger benchmark profile. MiniCPM5-1B only becomes the better choice if mathematics is the priority.
Knowledge
+26.6 difference
Math
+7.9 difference
GPT-5.5
MiniCPM5-1B
$5 / $30
N/A
N/A
N/A
N/A
N/A
1M
131K
Pick GPT-5.5 if you want the stronger benchmark profile. MiniCPM5-1B only becomes the better choice if mathematics is the priority.
GPT-5.5 is clearly ahead on the provisional aggregate, 91 to 34. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
GPT-5.5's sharpest advantage is in knowledge, where it averages 66.4 against 39.8. MiniCPM5-1B does hit back in mathematics, so the answer changes if that is the part of the workload you care about most.
GPT-5.5 gives you the larger context window at 1M, compared with 131K for MiniCPM5-1B.
GPT-5.5 is ahead on BenchLM's provisional leaderboard, 91 to 34.
GPT-5.5 has the edge for knowledge tasks in this comparison, averaging 66.4 versus 39.8. Inside this category, GPQA-D is the benchmark that creates the most daylight between them.
MiniCPM5-1B has the edge for math in this comparison, averaging 59.6 versus 51.7. GPT-5.5 stays close enough that the answer can still flip depending on your workload.
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