

Moderate wind from the same direction for the whole test which reflects in the result for Legs 2 & 3. Energy efficiency test Model Y Performance v Standard Range both with 19″ Gemini wheels. You can read in the initial test all the steps taken to obtain an untainted result.

The operating parameters of the two cars were identical with tyre pressures set to 42 psi cold, air conditioners set to 22☌ and the same number of occupants in each car. The Performance Y is 88kg heavier than its standard range stable-mate due to a combination of different-sized battery packs (and chemistry difference) and the extra weight of its additional motor.
