Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude 4 Sonnet
50
Gemma 4 12B
53
Pick Gemma 4 12B if you want the stronger benchmark profile. Claude 4 Sonnet only becomes the better choice if coding is the priority or you would rather avoid the extra latency and token burn of a reasoning model.
Coding
+0.7 difference
Claude 4 Sonnet
Gemma 4 12B
$3 / $15
N/A
40 t/s
N/A
1.33s
N/A
200K
256K
Pick Gemma 4 12B if you want the stronger benchmark profile. Claude 4 Sonnet only becomes the better choice if coding is the priority or you would rather avoid the extra latency and token burn of a reasoning model.
Gemma 4 12B has the cleaner provisional overall profile here, landing at 53 versus 50. It is a real lead, but still close enough that category-level strengths matter more than the headline number.
Gemma 4 12B is the reasoning model in the pair, while Claude 4 Sonnet is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use. Gemma 4 12B gives you the larger context window at 256K, compared with 200K for Claude 4 Sonnet.
Gemma 4 12B is ahead on BenchLM's provisional leaderboard, 53 to 50.
Claude 4 Sonnet has the edge for coding in this comparison, averaging 72.7 versus 72. Gemma 4 12B stays close enough that the answer can still flip depending on your workload.
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