Gemini 2.5 Pro vs Gemini 4 Hydrogen

Gemini 2.5 Pro against Gemini 4 Hydrogen
Gemini 2.5 ProGemini 4 Hydrogen
Coding index19.277.9
Benchmarks behind it Verified, 3 benchmarks Verified, 4 benchmarks
Output $/Mtok$10.00$7.50
Cost per solved task$0.64Not computable
Context window1.05M1.05M