gemini-3.1-pro-preview vs gemma-4-26b-a4b Benchmark Comparison

Direct benchmark comparison between gemini-3.1-pro-preview and gemma-4-26b-a4b based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
gemini-3.1-pro-preview	1492	$0.000002	46
gemma-4-26b-a4b	1438	$1.2e-7	22

*These models represent the Pareto Frontier (optimal cost-to-performance).*

Comparison Summary: gemini-3.1-pro-preview is the more capable model in this pair, leading by 54 Elo points. Specifically, gemma-4-26b-a4b is currently on the Pareto line, suggesting it offers better systemic value for its performance tier.