gemma-4-31b vs grok-4.5 Benchmark Comparison
Direct benchmark comparison between gemma-4-31b and grok-4.5 based on LMArena Elo and the latest 2026 API pricing.
Direct Technical & Pricing Comparison
| Frontier Model |
LMArena Elo |
API Cost (1M) |
Throughput |
| gemma-4-31b |
1451 |
$1.2e-7 |
123 |
| grok-4.5 |
1572 |
$0.000002 |
83 |
*These models represent the Pareto Frontier (optimal cost-to-performance).*
Comparison Summary: grok-4.5 is the more capable model in this pair, leading by 121 Elo points. Specifically, gemma-4-31b is currently on the Pareto line, suggesting it offers better systemic value for its performance tier.