Rates are calculated by combining a monthly base rate, determined using traditional insurance variables such as the customer's vehicle type and driving history, with a low per-mile rate. Porsche joined forces with insurtech Mile Auto to create its own branded version of Mile Auto ’s insurance app . The product used mileage to calculate insurance using data from the driver ’s smartphone and Porsche said its customers tended to charge less than the average . Charges were based on a combination of a traditionally - calculated monthly base rate with a low cost per mile . Salt Lake National Insurance offers Mile Auto policies .
Porsche joined forces with insurtech Mile Auto to create its own branded version of Mile Auto ’s insurance app . The product used mileage to calculate insurance using data from the driver ’s smartphone and Porsche said its customers tended to charge less than the average . Charges were based on a combination of a traditionally - calculated monthly base rate with a low cost per mile . Salt Lake National Insurance offers Mile Auto policies .