The Ferrari 849 running cost picture depends most on fuel or charging use, tyres, insurance and the chosen variant price. The available running-cost clue is 2025 4.0T 25km Testarossa Spider: 7.45 kWh; 2025 4.0T 25km Testarossa: 7.45 kWh; 2025 4.0T 25km Testarossa Spider: Li-ion battery; 2025 4.0T 25km Testarossa: Li-ion battery. Lower energy use helps in daily commuting, while a sensible purchase price keeps insurance and financing easier to manage over the ownership period.