Head-to-head comparison across 2benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Gemma 4 12B
48
GLM-5.2
94
Verified leaderboard positions: Gemma 4 12B unranked · GLM-5.2 #9
Pick GLM-5.2 if you want the stronger benchmark profile. Gemma 4 12B only becomes the better choice if knowledge is the priority.
Coding
+9.9 difference
Knowledge
+10.6 difference
Gemma 4 12B
GLM-5.2
N/A
$1.4 / $4.4
N/A
N/A
N/A
N/A
256K
1M
Pick GLM-5.2 if you want the stronger benchmark profile. Gemma 4 12B only becomes the better choice if knowledge is the priority.
GLM-5.2 is clearly ahead on the provisional aggregate, 94 to 48. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
GLM-5.2 gives you the larger context window at 1M, compared with 256K for Gemma 4 12B.
GLM-5.2 is ahead on BenchLM's provisional leaderboard, 94 to 48. The biggest single separator in this matchup is GPQA, where the scores are 78.8% and 91.2%.
Gemma 4 12B has the edge for knowledge tasks in this comparison, averaging 77.8 versus 67.2. Inside this category, HLE w/o tools is the benchmark that creates the most daylight between them.
Gemma 4 12B has the edge for coding in this comparison, averaging 72 versus 62.1. GLM-5.2 stays close enough that the answer can still flip depending on your workload.
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