RUNNING COSTS
Hybrid newcomer wasn’t as efficient as Mercedes on test. It returned 34.7mpg to rival’s 35.1mpg, which means you’ll spend £1,898 a year on fuel; £22 more than SL owners.
COMPANY CAR TAX
The Lexus emits 145g/km of CO2, compared with the SL’S 175g/km. As a result, higher-rate business users will spend £8,551 a year to run the LC; that’s £1,799 less than for the Mercedes.