GPT-5.4 vs Gemini 3 Flash — Who Actually Wins? Real Benchmark Data (2026)

head to head

GPT-5.4 vs Gemini 3 Flash

3 shared benchmarks

2

wins

0

ties

1

wins

92.8%

GPQA Diamond

90.4%

81.2%

MMMU Pro

81.0%

77.2%

SWE-bench Verified

78.0%