Gemini 3.1 Pro vs Kimi K3 — Who Actually Wins? Real Benchmark Data (2026)

head to head

Gemini 3.1 Pro vs Kimi K3

8 shared benchmarks

2

wins

0

ties

6

wins

85.9%

BrowseComp

90.4%

83.3%

CharXiv

84.8%

12.0%

DeepSWE

67.3%

94.3%

GPQA Diamond

93.5%

44.4%

Humanity's Last Exam

43.5%

78.2%

MCP-Atlas

84.2%

80.5%

MMMU Pro

81.6%

70.3%

Terminal-Bench 2.1

88.3%