Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude Opus 4.6
91
Gemini 3 Pro
83
Verified leaderboard positions: Claude Opus 4.6 #3 · Gemini 3 Pro unranked
Pick Claude Opus 4.6 if you want the stronger benchmark profile. Gemini 3 Pro only becomes the better choice if multimodal & grounded is the priority or you need the larger 2M context window.
Multimodal
+3.7 difference
Claude Opus 4.6
Gemini 3 Pro
$5 / $25
$null / $null
40 t/s
109 t/s
1.78s
32.65s
1M
2M
Pick Claude Opus 4.6 if you want the stronger benchmark profile. Gemini 3 Pro only becomes the better choice if multimodal & grounded is the priority or you need the larger 2M context window.
Claude Opus 4.6 is clearly ahead on the provisional aggregate, 91 to 83. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Gemini 3 Pro gives you the larger context window at 2M, compared with 1M for Claude Opus 4.6.
Claude Opus 4.6 is ahead on BenchLM's provisional leaderboard, 91 to 83. The biggest single separator in this matchup is MMMU-Pro, where the scores are 77.3% and 81%.
Gemini 3 Pro has the edge for multimodal and grounded tasks in this comparison, averaging 81 versus 77.3. Inside this category, ScreenSpot Pro is the benchmark that creates the most daylight between them.
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