Gemini 3.1 Pro vs Claude Sonnet 4.6 — Who Actually Wins? Real Benchmark Data (2026)

head to head

Gemini 3.1 Pro vs Claude Sonnet 4.6

6 shared benchmarks

6

wins

0

ties

0

wins

98.13%

AIME

94.0%

85.9%

BrowseComp

74.0%

94.3%

GPQA Diamond

89.9%

90.99%

MMLU Pro

79.2%

80.6%

SWE-bench Verified

79.6%

80.2%

Terminal-Bench 2.0

59.1%