GPT-5.4 vs Gemini 3.1 Pro — Who Actually Wins? Real Benchmark Data (2026)

head to head

GPT-5.4 vs Gemini 3.1 Pro

8 shared benchmarks

3

wins

0

ties

5

wins

73.3%

ARC-AGI 2

77.1%

82.7%

BrowseComp

85.9%

92.8%

GPQA Diamond

94.3%

36.24%

Humanity's Last Exam

44.4%

81.2%

MMMU Pro

80.5%

57.7%

SWE-bench Pro

54.2%

77.2%

SWE-bench Verified

80.6%

81.8%

Terminal-Bench 2.0

80.2%