gemini-3-flash vs gemma-4-31b Benchmark Comparison

Direct benchmark comparison between gemini-3-flash and gemma-4-31b based on LMArena Elo and the latest 2026 API pricing.

Direct Technical & Pricing Comparison

Frontier Model	LMArena Elo	API Cost (1M)	Throughput
gemini-3-flash	1474	$5e-7	67
gemma-4-31b	1451	$1.4e-7	5

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

Comparison Summary: These models are highly competitive, with a negligible Elo gap of only 23 points. The choice between them should be driven by specific API features or provider preference. Notably, both models are on the Pareto Frontier, representing a true trade-off between higher intelligence and lower cost.