Land Rover Defender 90 V8 vs Mercedes-Benz SL SL 43 — Cost of OwnershipCompare any two cars on the true 5–10 year cost of ownership: purchase price, fuel or electricity, insurance, maintenance, registration, depreciation and resale value. EV vs gas, lease vs buy, with every assumption editable.Land Rover Defender 90 V8: $160,615 net over 10 years ($6,516/yr running). Mercedes-Benz SL SL 43: $151,561 net over 10 years ($5,796/yr running). Estimates for Cedar Park, TX; every assumption is editable.