The constant pull force means constant energy per unit distance. (phe.rockefeller.edu)
The Efficiency program, in turn, shifts up gears at an early point in time not only to significantly reduce fuel consumption under practical driving conditions, but also to allow a relaxed style of motoring using the supreme torque and pulling force of the engine available from low engine speeds. (ausmotive.com)
Top speed is said to nudge 225mph, with the car expected to pull forces in excess of 3G during cornering. (autoexpress.co.uk)